DHT Bootstrap Verification

.gitignore

@@ -1,3 +1,5 @@
 .idea/
 vouchers/
 ceremony-client
+.config*
+.DS_Store

node/app/node.go

@@ -0,0 +1,52 @@
+package app
+
+import (
+	"errors"
+
+	"source.quilibrium.com/quilibrium/monorepo/node/consensus"
+	"source.quilibrium.com/quilibrium/monorepo/node/execution"
+	"source.quilibrium.com/quilibrium/monorepo/node/execution/nop"
+)
+
+type Node struct {
+	execEngines map[string]execution.ExecutionEngine
+	engine      consensus.ConsensusEngine
+}
+
+func newNode(
+	nopExecutionEngine *nop.NopExecutionEngine,
+	engine consensus.ConsensusEngine,
+) (*Node, error) {
+	if engine == nil {
+		return nil, errors.New("engine must not be nil")
+	}
+
+	execEngines := make(map[string]execution.ExecutionEngine)
+	if nopExecutionEngine != nil {
+		execEngines[nopExecutionEngine.GetName()] = nopExecutionEngine
+	}
+
+	return &Node{
+		execEngines,
+		engine,
+	}, nil
+}
+
+func (n *Node) Start() {
+	err := <-n.engine.Start()
+	if err != nil {
+		panic(err)
+	}
+
+	// TODO: add config mapping to engine name/frame registration
+	for _, e := range n.execEngines {
+		n.engine.RegisterExecutor(e, 0)
+	}
+}
+
+func (n *Node) Stop() {
+	err := <-n.engine.Stop(false)
+	if err != nil {
+		panic(err)
+	}
+}

node/app/wire.go

@@ -0,0 +1,54 @@
+//go:build wireinject
+// +build wireinject
+
+package app
+
+import (
+	"github.com/google/wire"
+	"go.uber.org/zap"
+	"source.quilibrium.com/quilibrium/monorepo/node/config"
+	"source.quilibrium.com/quilibrium/monorepo/node/consensus"
+	"source.quilibrium.com/quilibrium/monorepo/node/consensus/master"
+	"source.quilibrium.com/quilibrium/monorepo/node/execution/nop"
+	"source.quilibrium.com/quilibrium/monorepo/node/keys"
+	"source.quilibrium.com/quilibrium/monorepo/node/p2p"
+)
+
+func logger() *zap.Logger {
+	log, err := zap.NewProduction()
+	if err != nil {
+		panic(err)
+	}
+
+	return log
+}
+
+var loggerSet = wire.NewSet(
+	logger,
+)
+
+var keyManagerSet = wire.NewSet(
+	wire.FieldsOf(new(*config.Config), "Key"),
+	keys.NewFileKeyManager,
+	wire.Bind(new(keys.KeyManager), new(*keys.FileKeyManager)),
+)
+
+var pubSubSet = wire.NewSet(
+	wire.FieldsOf(new(*config.Config), "P2P"),
+	p2p.NewBlossomSub,
+	wire.Bind(new(p2p.PubSub), new(*p2p.BlossomSub)),
+)
+
+var engineSet = wire.NewSet(
+	nop.NewNopExecutionEngine,
+)
+
+var consensusSet = wire.NewSet(
+	wire.FieldsOf(new(*config.Config), "Engine"),
+	master.NewMasterClockConsensusEngine,
+	wire.Bind(new(consensus.ConsensusEngine), new(*master.MasterClockConsensusEngine)),
+)
+
+func NewNode(*config.Config) (*Node, error) {
+	panic(wire.Build(loggerSet, keyManagerSet, pubSubSet, engineSet, consensusSet, newNode))
+}

node/app/wire_gen.go

@@ -0,0 +1,59 @@
+// Code generated by Wire. DO NOT EDIT.
+
+//go:generate go run github.com/google/wire/cmd/wire
+//go:build !wireinject
+// +build !wireinject
+
+package app
+
+import (
+	"github.com/google/wire"
+	"go.uber.org/zap"
+	"source.quilibrium.com/quilibrium/monorepo/node/config"
+	"source.quilibrium.com/quilibrium/monorepo/node/consensus"
+	"source.quilibrium.com/quilibrium/monorepo/node/consensus/master"
+	"source.quilibrium.com/quilibrium/monorepo/node/execution/nop"
+	"source.quilibrium.com/quilibrium/monorepo/node/keys"
+	"source.quilibrium.com/quilibrium/monorepo/node/p2p"
+)
+
+// Injectors from wire.go:
+
+func NewNode(configConfig *config.Config) (*Node, error) {
+	zapLogger := logger()
+	nopExecutionEngine := nop.NewNopExecutionEngine(zapLogger)
+	engineConfig := configConfig.Engine
+	keyConfig := configConfig.Key
+	fileKeyManager := keys.NewFileKeyManager(keyConfig, zapLogger)
+	p2PConfig := configConfig.P2P
+	blossomSub := p2p.NewBlossomSub(p2PConfig, zapLogger)
+	masterClockConsensusEngine := master.NewMasterClockConsensusEngine(engineConfig, zapLogger, fileKeyManager, blossomSub)
+	node, err := newNode(nopExecutionEngine, masterClockConsensusEngine)
+	if err != nil {
+		return nil, err
+	}
+	return node, nil
+}
+
+// wire.go:
+
+func logger() *zap.Logger {
+	log, err := zap.NewProduction()
+	if err != nil {
+		panic(err)
+	}
+
+	return log
+}
+
+var loggerSet = wire.NewSet(
+	logger,
+)
+
+var keyManagerSet = wire.NewSet(wire.FieldsOf(new(*config.Config), "Key"), keys.NewFileKeyManager, wire.Bind(new(keys.KeyManager), new(*keys.FileKeyManager)))
+
+var pubSubSet = wire.NewSet(wire.FieldsOf(new(*config.Config), "P2P"), p2p.NewBlossomSub, wire.Bind(new(p2p.PubSub), new(*p2p.BlossomSub)))
+
+var engineSet = wire.NewSet(nop.NewNopExecutionEngine)
+
+var consensusSet = wire.NewSet(wire.FieldsOf(new(*config.Config), "Engine"), master.NewMasterClockConsensusEngine, wire.Bind(new(consensus.ConsensusEngine), new(*master.MasterClockConsensusEngine)))

node/consensus/consensus_engine.go

@@ -0,0 +1,29 @@
+package consensus
+
+import (
+	"source.quilibrium.com/quilibrium/monorepo/node/execution"
+)
+
+type EngineState int
+
+const (
+	EngineStateStopped EngineState = iota
+	EngineStateStarting
+	EngineStateLoading
+	EngineStateCollecting
+	EngineStateProving
+	EngineStatePublishing
+	EngineStateVerifying
+	EngineStateStopping
+)
+
+type ConsensusEngine interface {
+	Start() <-chan error
+	Stop(force bool) <-chan error
+	RegisterExecutor(exec execution.ExecutionEngine, frame uint64) <-chan error
+	UnregisterExecutor(name string, frame uint64, force bool) <-chan error
+	GetFrame() uint64
+	GetDifficulty() uint32
+	GetState() EngineState
+	GetFrameChannel() <-chan uint64
+}

node/consensus/master/broadcast_messaging.go

@@ -0,0 +1,228 @@
+package master
+
+import (
+	"bytes"
+	"strings"
+	"time"
+
+	"github.com/iden3/go-iden3-crypto/poseidon"
+	"github.com/pkg/errors"
+	"go.uber.org/zap"
+	"golang.org/x/sync/errgroup"
+	"google.golang.org/protobuf/proto"
+	"google.golang.org/protobuf/types/known/anypb"
+	"source.quilibrium.com/quilibrium/monorepo/go-libp2p-blossomsub/pb"
+	"source.quilibrium.com/quilibrium/monorepo/node/consensus"
+	"source.quilibrium.com/quilibrium/monorepo/node/protobufs"
+)
+
+func (e *MasterClockConsensusEngine) handleMessage(message *pb.Message) error {
+	e.logger.Debug(
+		"received message",
+		zap.Binary("data", message.Data),
+		zap.Binary("from", message.From),
+		zap.Binary("signature", message.Signature),
+	)
+	msg := &protobufs.Message{}
+
+	if err := proto.Unmarshal(message.Data, msg); err != nil {
+		return errors.Wrap(err, "handle message")
+	}
+
+	any := &anypb.Any{}
+	if err := proto.Unmarshal(msg.Payload, any); err != nil {
+		return errors.Wrap(err, "handle message")
+	}
+
+	eg := errgroup.Group{}
+	eg.SetLimit(len(e.executionEngines))
+
+	for name := range e.executionEngines {
+		name := name
+		eg.Go(func() error {
+			applications := e.executionEngines[name].GetSupportedApplications()
+			for _, application := range applications {
+				if bytes.Equal(msg.Address, application.Address) {
+					messages, err := e.executionEngines[name].ProcessMessage(
+						msg.Address,
+						msg,
+					)
+					if err != nil {
+						e.logger.Error(
+							"could not process message for engine",
+							zap.Error(err),
+							zap.String("engine_name", name),
+						)
+						return errors.Wrap(err, "handle message")
+					}
+
+					for _, m := range messages {
+						if err := e.publishMessage(e.filter, m); err != nil {
+							e.logger.Error(
+								"could not publish message for engine",
+								zap.Error(err),
+								zap.String("engine_name", name),
+							)
+							return errors.Wrap(err, "handle message")
+						}
+					}
+				}
+			}
+
+			return nil
+		})
+	}
+
+	if err := eg.Wait(); err != nil {
+		e.logger.Error("rejecting invalid message", zap.Error(err))
+		return errors.Wrap(err, "execution failed")
+	}
+
+	switch any.TypeUrl {
+	case protobufs.ClockFrameType:
+		if err := e.handleClockFrameData(
+			message.From,
+			any,
+		); err != nil {
+			return errors.Wrap(err, "handle message")
+		}
+	}
+	return nil
+}
+
+func (e *MasterClockConsensusEngine) handleClockFrameData(
+	peerID []byte,
+	any *anypb.Any,
+) error {
+	frame := &protobufs.ClockFrame{}
+	if err := any.UnmarshalTo(frame); err != nil {
+		return errors.Wrap(err, "handle clock frame data")
+	}
+
+	if e.frame > frame.FrameNumber {
+		e.logger.Info(
+			"received anachronistic frame",
+			zap.Binary("sender", peerID),
+			zap.Binary("filter", frame.Filter),
+			zap.Uint64("frame_number", frame.FrameNumber),
+			zap.Int("proof_count", len(frame.AggregateProofs)),
+		)
+		return nil
+	}
+
+	if e.difficulty != frame.Difficulty {
+		e.logger.Info(
+			"frame difficulty mismatched",
+			zap.Uint32("difficulty", frame.Difficulty),
+		)
+		return nil
+	}
+
+	e.logger.Info(
+		"got clock frame",
+		zap.Binary("sender", peerID),
+		zap.Binary("filter", frame.Filter),
+		zap.Uint64("frame_number", frame.FrameNumber),
+		zap.Int("proof_count", len(frame.AggregateProofs)),
+	)
+
+	if err := frame.VerifyMasterClockFrame(); err != nil {
+		e.logger.Error("could not verify clock frame", zap.Error(err))
+		return errors.Wrap(err, "handle clock frame data")
+	}
+
+	if e.frame < frame.FrameNumber {
+		if err := e.enqueueSeenFrame(frame); err != nil {
+			e.logger.Error("could not enqueue seen clock frame", zap.Error(err))
+			return errors.Wrap(err, "handle clock frame data")
+		}
+	}
+
+	return nil
+}
+
+func (e *MasterClockConsensusEngine) enqueueSeenFrame(
+	frame *protobufs.ClockFrame,
+) error {
+	e.seenFramesMx.Lock()
+	found := false
+	for _, f := range e.seenFrames {
+		if f.FrameNumber == frame.FrameNumber &&
+			bytes.Equal(f.Input, frame.Input) &&
+			f.Difficulty == frame.Difficulty &&
+			bytes.Equal(f.Output, frame.Output) {
+			found = true
+		}
+	}
+	if !found {
+		e.logger.Info(
+			"enqueuing frame for consensus",
+			zap.Uint64("frame_number", frame.FrameNumber),
+		)
+		e.seenFrames = append(e.seenFrames, frame)
+		e.lastFrameReceivedAt = time.Now().UTC()
+	}
+	e.seenFramesMx.Unlock()
+	return nil
+}
+
+func (e *MasterClockConsensusEngine) publishProof(
+	frame *protobufs.ClockFrame,
+) error {
+	if e.state == consensus.EngineStatePublishing {
+		e.logger.Info(
+			"publishing frame",
+			zap.Uint64("frame_number", frame.FrameNumber),
+		)
+		e.enqueueSeenFrame(frame)
+		if err := e.publishMessage(e.filter, frame); err != nil {
+			return errors.Wrap(
+				err,
+				"publish proof",
+			)
+		}
+
+		e.state = consensus.EngineStateCollecting
+	}
+
+	return nil
+}
+
+func (e *MasterClockConsensusEngine) publishMessage(
+	filter []byte,
+	message proto.Message,
+) error {
+	any := &anypb.Any{}
+	if err := any.MarshalFrom(message); err != nil {
+		return errors.Wrap(err, "publish message")
+	}
+
+	// annoying protobuf any hack
+	any.TypeUrl = strings.Replace(
+		any.TypeUrl,
+		"type.googleapis.com",
+		"types.quilibrium.com",
+		1,
+	)
+
+	payload, err := proto.Marshal(any)
+	if err != nil {
+		return errors.Wrap(err, "publish message")
+	}
+
+	h, err := poseidon.HashBytes(payload)
+	if err != nil {
+		return errors.Wrap(err, "publish message")
+	}
+
+	msg := &protobufs.Message{
+		Hash:    h.Bytes(),
+		Address: e.filter,
+		Payload: payload,
+	}
+	data, err := proto.Marshal(msg)
+	if err != nil {
+		return errors.Wrap(err, "publish message")
+	}
+	return e.pubSub.PublishToBitmask(filter, data)
+}

node/consensus/master/consensus_frames.go

@@ -0,0 +1,248 @@
+package master
+
+import (
+	"bytes"
+	"encoding/binary"
+	"sort"
+	"strings"
+	"time"
+
+	"github.com/pkg/errors"
+	"go.uber.org/zap"
+	"golang.org/x/crypto/sha3"
+	"source.quilibrium.com/quilibrium/monorepo/go-libp2p-blossomsub/pb"
+	"source.quilibrium.com/quilibrium/monorepo/nekryptology/pkg/vdf"
+	"source.quilibrium.com/quilibrium/monorepo/node/consensus"
+	"source.quilibrium.com/quilibrium/monorepo/node/p2p"
+	"source.quilibrium.com/quilibrium/monorepo/node/protobufs"
+)
+
+func (e *MasterClockConsensusEngine) prove(
+	previousFrame *protobufs.ClockFrame,
+) (*protobufs.ClockFrame, error) {
+	if e.state == consensus.EngineStateProving {
+		e.logger.Info("proving new frame")
+
+		frame, err := protobufs.ProveMasterClockFrame(
+			previousFrame,
+			e.difficulty,
+		)
+		if err != nil {
+			return nil, errors.Wrap(err, "prove")
+		}
+
+		e.state = consensus.EngineStatePublishing
+		e.logger.Info("returning new proven frame")
+		return frame, nil
+	}
+
+	return nil, nil
+}
+
+func (e *MasterClockConsensusEngine) setFrame(frame *protobufs.ClockFrame) {
+	previousSelectorBytes := [516]byte{}
+	copy(previousSelectorBytes[:], frame.Output[:516])
+
+	e.logger.Info("set frame", zap.Uint64("frame_number", frame.FrameNumber))
+	e.frame = frame.FrameNumber
+	e.latestFrame = frame
+
+	go func() {
+		e.frameChan <- e.frame
+	}()
+}
+
+func (
+	e *MasterClockConsensusEngine,
+) createGenesisFrame() *protobufs.ClockFrame {
+	e.logger.Info("creating genesis frame")
+	for _, l := range strings.Split(string(e.input), "\n") {
+		e.logger.Info(l)
+	}
+
+	b := sha3.Sum256(e.input)
+	v := vdf.New(e.difficulty, b)
+
+	v.Execute()
+	o := v.GetOutput()
+	inputMessage := o[:]
+
+	e.logger.Info("proving genesis frame")
+	input := []byte{}
+	input = append(input, e.filter...)
+	input = binary.BigEndian.AppendUint64(input, e.frame)
+	input = binary.BigEndian.AppendUint32(input, e.difficulty)
+	if bytes.Equal(e.input, []byte{0x00}) {
+		value := [516]byte{}
+		input = append(input, value[:]...)
+	} else {
+		input = append(input, e.input...)
+	}
+
+	b = sha3.Sum256(input)
+	v = vdf.New(e.difficulty, b)
+
+	v.Execute()
+	o = v.GetOutput()
+
+	frame := &protobufs.ClockFrame{
+		Filter:      e.filter,
+		FrameNumber: e.frame,
+		Timestamp:   0,
+		Difficulty:  e.difficulty,
+		Input:       inputMessage,
+		Output:      o[:],
+		ParentSelector: []byte{
+			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+		},
+		AggregateProofs:    []*protobufs.InclusionAggregateProof{},
+		PublicKeySignature: nil,
+	}
+
+	e.setFrame(frame)
+	return frame
+}
+
+func (e *MasterClockConsensusEngine) collect(
+	currentFramePublished *protobufs.ClockFrame,
+) (*protobufs.ClockFrame, error) {
+	if e.state == consensus.EngineStateCollecting {
+		e.logger.Info("collecting vdf proofs")
+
+		latest := e.latestFrame
+
+		if e.syncingStatus == SyncStatusNotSyncing {
+			peer, err := e.pubSub.GetRandomPeer(e.filter)
+			if err != nil {
+				if errors.Is(err, p2p.ErrNoPeersAvailable) {
+					e.logger.Warn("no peers available, skipping sync")
+				} else {
+					e.logger.Error("error while fetching random peer", zap.Error(err))
+				}
+			} else {
+				e.syncingStatus = SyncStatusAwaitingResponse
+				e.logger.Info("setting syncing target", zap.Binary("peer_id", peer))
+				e.syncingTarget = peer
+
+				channel := e.createPeerReceiveChannel(peer)
+				e.logger.Info(
+					"listening on peer receive channel",
+					zap.Binary("channel", channel),
+				)
+				e.pubSub.Subscribe(channel, e.handleSync, true)
+				e.pubSub.Subscribe(
+					peer,
+					func(message *pb.Message) error { return nil },
+					true,
+				)
+
+				go func() {
+					time.Sleep(2 * time.Second)
+					if err := e.publishMessage(peer, &protobufs.ClockFramesRequest{
+						Filter:          e.filter,
+						FromFrameNumber: latest.FrameNumber + 1,
+					}); err != nil {
+						e.logger.Error(
+							"could not publish clock frame request",
+							zap.Error(err),
+						)
+					}
+				}()
+			}
+		}
+
+		waitDecay := time.Duration(2000)
+		for e.syncingStatus != SyncStatusNotSyncing {
+			e.logger.Info(
+				"waiting for sync to complete...",
+				zap.Duration("wait_decay", waitDecay),
+			)
+
+			time.Sleep(waitDecay * time.Millisecond)
+
+			waitDecay = waitDecay * 2
+			if waitDecay >= (100 * (2 << 6)) {
+				if e.syncingStatus == SyncStatusAwaitingResponse {
+					e.logger.Info("maximum wait for sync response, skipping sync")
+					e.syncingStatus = SyncStatusNotSyncing
+					break
+				} else {
+					waitDecay = 100 * (2 << 6)
+				}
+			}
+		}
+
+		e.logger.Info("selecting leader")
+		latestFrame, err := e.confirmLatestFrame()
+		if err != nil {
+			e.logger.Error("could not confirm latest frame", zap.Error(err))
+			return nil, errors.Wrap(err, "collect")
+		}
+
+		e.logger.Info(
+			"returning leader frame",
+			zap.Uint64("frame_number", latestFrame.FrameNumber),
+		)
+
+		e.state = consensus.EngineStateProving
+		return latestFrame, nil
+	}
+
+	return nil, nil
+}
+
+func (
+	e *MasterClockConsensusEngine,
+) confirmLatestFrame() (*protobufs.ClockFrame, error) {
+	e.seenFramesMx.Lock()
+	defer e.seenFramesMx.Unlock()
+
+	sort.Slice(e.seenFrames, func(i, j int) bool {
+		return e.seenFrames[i].FrameNumber < e.seenFrames[j].FrameNumber
+	})
+
+	if len(e.seenFrames) == 0 {
+		return e.latestFrame, nil
+	}
+
+	prev := e.latestFrame
+	committedSet := []*protobufs.ClockFrame{}
+
+	for len(e.seenFrames) > 0 {
+		curr := e.seenFrames[0]
+		e.seenFrames = e.seenFrames[1:]
+
+		e.logger.Info(
+			"checking continuity for frame",
+			zap.Uint64("frame_number", curr.FrameNumber),
+		)
+
+		if prev.FrameNumber+1 < curr.FrameNumber ||
+			prev.FrameNumber > curr.FrameNumber {
+			e.logger.Info(
+				"continuity break found",
+				zap.Uint64("prev_frame_number", prev.FrameNumber),
+				zap.Uint64("curr_frame_number", curr.FrameNumber),
+			)
+			break
+		}
+
+		if bytes.Equal(prev.Output, curr.Input[:516]) {
+			prev = curr
+			committedSet = append(committedSet, prev)
+		} else {
+			e.logger.Info("frame mismatch on input/output")
+		}
+	}
+
+	e.historicFramesMx.Lock()
+	e.historicFrames = append(e.historicFrames, committedSet...)
+	e.historicFramesMx.Unlock()
+
+	e.setFrame(prev)
+
+	return prev, nil
+}

node/consensus/master/execution_registration.go

@@ -0,0 +1,109 @@
+package master
+
+import (
+	"github.com/pkg/errors"
+	"go.uber.org/zap"
+	"source.quilibrium.com/quilibrium/monorepo/node/execution"
+)
+
+func (e *MasterClockConsensusEngine) RegisterExecutor(
+	exec execution.ExecutionEngine,
+	frame uint64,
+) <-chan error {
+	logger := e.logger.With(zap.String("execution_engine_name", exec.GetName()))
+	logger.Info("registering execution engine")
+	errChan := make(chan error)
+
+	go func() {
+		logger.Info(
+			"starting execution engine at frame",
+			zap.Uint64("current_frame", e.frame),
+		)
+		err := <-exec.Start()
+		if err != nil {
+			logger.Error("could not start execution engine", zap.Error(err))
+			errChan <- err
+			return
+		}
+
+		for {
+			logger.Info(
+				"awaiting frame",
+				zap.Uint64("current_frame", e.frame),
+				zap.Uint64("target_frame", frame),
+			)
+
+			newFrame := e.frame
+			if newFrame >= frame {
+				logger.Info(
+					"injecting execution engine at frame",
+					zap.Uint64("current_frame", newFrame),
+				)
+
+				e.engineMx.Lock()
+				e.executionEngines[exec.GetName()] = exec
+				e.engineMx.Unlock()
+
+				errChan <- nil
+				break
+			}
+		}
+	}()
+
+	return errChan
+}
+
+func (e *MasterClockConsensusEngine) UnregisterExecutor(
+	name string,
+	frame uint64,
+	force bool,
+) <-chan error {
+	logger := e.logger.With(zap.String("execution_engine_name", name))
+	logger.Info("unregistering execution engine")
+	errChan := make(chan error)
+
+	exec, ok := e.executionEngines[name]
+	if !ok {
+		logger.Error(
+			"could not unregister execution engine",
+			zap.Error(errors.New("execution engine not registered")),
+		)
+		errChan <- errors.New("execution engine not registered")
+		return errChan
+	}
+
+	go func() {
+		for {
+			logger.Info(
+				"awaiting frame",
+				zap.Uint64("current_frame", e.frame),
+				zap.Uint64("target_frame", frame),
+			)
+
+			newFrame := e.frame
+			if newFrame >= frame {
+				logger.Info(
+					"removing execution engine at frame",
+					zap.Uint64("current_frame", newFrame),
+				)
+				e.engineMx.Lock()
+				delete(e.executionEngines, name)
+				e.engineMx.Unlock()
+
+				logger.Info(
+					"stopping execution engine at frame",
+					zap.Uint64("current_frame", newFrame),
+				)
+				err := <-exec.Stop(force)
+				if err != nil {
+					logger.Error("could not stop execution engine", zap.Error(err))
+				}
+
+				errChan <- err
+				break
+			}
+		}
+	}()
+
+	return errChan
+}

node/consensus/master/master_clock_consensus_engine.go

@@ -0,0 +1,195 @@
+package master
+
+import (
+	"encoding/hex"
+	"sync"
+	"time"
+
+	"github.com/pkg/errors"
+	"go.uber.org/zap"
+	"source.quilibrium.com/quilibrium/monorepo/node/config"
+	"source.quilibrium.com/quilibrium/monorepo/node/consensus"
+	"source.quilibrium.com/quilibrium/monorepo/node/execution"
+	"source.quilibrium.com/quilibrium/monorepo/node/keys"
+	"source.quilibrium.com/quilibrium/monorepo/node/p2p"
+	"source.quilibrium.com/quilibrium/monorepo/node/protobufs"
+)
+
+type SyncStatusType int
+
+const (
+	SyncStatusNotSyncing = iota
+	SyncStatusAwaitingResponse
+	SyncStatusSynchronizing
+)
+
+type MasterClockConsensusEngine struct {
+	frame               uint64
+	difficulty          uint32
+	logger              *zap.Logger
+	state               consensus.EngineState
+	pubSub              p2p.PubSub
+	keyManager          keys.KeyManager
+	lastFrameReceivedAt time.Time
+	latestFrame         *protobufs.ClockFrame
+
+	frameChan        chan uint64
+	executionEngines map[string]execution.ExecutionEngine
+	filter           []byte
+	input            []byte
+	syncingStatus    SyncStatusType
+	syncingTarget    []byte
+	engineMx         sync.Mutex
+	seenFramesMx     sync.Mutex
+	historicFramesMx sync.Mutex
+	// for DHT testing, we're only using in memory stores
+	seenFrames     []*protobufs.ClockFrame
+	historicFrames []*protobufs.ClockFrame
+}
+
+var _ consensus.ConsensusEngine = (*MasterClockConsensusEngine)(nil)
+
+func NewMasterClockConsensusEngine(
+	engineConfig *config.EngineConfig,
+	logger *zap.Logger,
+	keyManager keys.KeyManager,
+	pubSub p2p.PubSub,
+) *MasterClockConsensusEngine {
+	if logger == nil {
+		panic(errors.New("logger is nil"))
+	}
+
+	if engineConfig == nil {
+		panic(errors.New("engine config is nil"))
+	}
+
+	if keyManager == nil {
+		panic(errors.New("key manager is nil"))
+	}
+
+	if pubSub == nil {
+		panic(errors.New("pubsub is nil"))
+	}
+
+	seed, err := hex.DecodeString(engineConfig.GenesisSeed)
+	if err != nil {
+		panic(errors.New("genesis seed is nil"))
+	}
+
+	e := &MasterClockConsensusEngine{
+		frame:               0,
+		difficulty:          10000,
+		logger:              logger,
+		state:               consensus.EngineStateStopped,
+		keyManager:          keyManager,
+		pubSub:              pubSub,
+		frameChan:           make(chan uint64),
+		executionEngines:    map[string]execution.ExecutionEngine{},
+		input:               seed,
+		lastFrameReceivedAt: time.Time{},
+		syncingStatus:       SyncStatusNotSyncing,
+	}
+
+	if e.filter, err = hex.DecodeString(engineConfig.Filter); err != nil {
+		panic(errors.Wrap(err, "could not parse filter value"))
+	}
+
+	logger.Info("constructing consensus engine")
+
+	return e
+}
+
+func (e *MasterClockConsensusEngine) Start() <-chan error {
+	e.logger.Info("starting consensus engine")
+	e.state = consensus.EngineStateStarting
+	errChan := make(chan error)
+
+	e.state = consensus.EngineStateLoading
+	e.logger.Info("syncing last seen state")
+
+	latestFrame := e.createGenesisFrame()
+	e.historicFrames = []*protobufs.ClockFrame{latestFrame}
+
+	e.logger.Info("subscribing to pubsub messages")
+	e.pubSub.Subscribe(e.filter, e.handleMessage, true)
+	e.pubSub.Subscribe(e.pubSub.GetPeerID(), e.handleSync, true)
+
+	e.state = consensus.EngineStateCollecting
+
+	go func() {
+		for e.state < consensus.EngineStateStopping {
+			var err error
+			switch e.state {
+			case consensus.EngineStateCollecting:
+				if latestFrame, err = e.collect(latestFrame); err != nil {
+					e.logger.Error("could not collect", zap.Error(err))
+					errChan <- err
+				}
+			case consensus.EngineStateProving:
+				if latestFrame, err = e.prove(latestFrame); err != nil {
+					e.logger.Error("could not prove", zap.Error(err))
+					errChan <- err
+				}
+			case consensus.EngineStatePublishing:
+				if err = e.publishProof(latestFrame); err != nil {
+					e.logger.Error("could not publish", zap.Error(err))
+					errChan <- err
+				}
+			}
+		}
+	}()
+
+	go func() {
+		errChan <- nil
+	}()
+
+	return errChan
+}
+
+func (e *MasterClockConsensusEngine) Stop(force bool) <-chan error {
+	e.logger.Info("stopping consensus engine")
+	e.state = consensus.EngineStateStopping
+	errChan := make(chan error)
+
+	wg := sync.WaitGroup{}
+	wg.Add(len(e.executionEngines))
+	for name := range e.executionEngines {
+		name := name
+		go func(name string) {
+			err := <-e.UnregisterExecutor(name, e.frame, force)
+			if err != nil {
+				errChan <- err
+			}
+			wg.Done()
+		}(name)
+	}
+
+	e.logger.Info("waiting for execution engines to stop")
+	wg.Wait()
+	e.logger.Info("execution engines stopped")
+
+	e.state = consensus.EngineStateStopped
+
+	e.engineMx.Lock()
+	defer e.engineMx.Unlock()
+	go func() {
+		errChan <- nil
+	}()
+	return errChan
+}
+
+func (e *MasterClockConsensusEngine) GetDifficulty() uint32 {
+	return e.difficulty
+}
+
+func (e *MasterClockConsensusEngine) GetFrame() uint64 {
+	return e.frame
+}
+
+func (e *MasterClockConsensusEngine) GetState() consensus.EngineState {
+	return e.state
+}
+
+func (e *MasterClockConsensusEngine) GetFrameChannel() <-chan uint64 {
+	return e.frameChan
+}

node/consensus/master/peer_messaging.go

@@ -0,0 +1,238 @@
+package master
+
+import (
+	"bytes"
+
+	"github.com/pkg/errors"
+	"go.uber.org/zap"
+	"golang.org/x/sync/errgroup"
+	"google.golang.org/protobuf/proto"
+	"google.golang.org/protobuf/types/known/anypb"
+	"source.quilibrium.com/quilibrium/monorepo/go-libp2p-blossomsub/pb"
+	"source.quilibrium.com/quilibrium/monorepo/node/protobufs"
+)
+
+func (e *MasterClockConsensusEngine) handleSync(message *pb.Message) error {
+	e.logger.Debug(
+		"received peer message",
+		zap.Binary("data", message.Data),
+		zap.Binary("from", message.From),
+		zap.Binary("signature", message.Signature),
+	)
+	msg := &protobufs.Message{}
+
+	if err := proto.Unmarshal(message.Data, msg); err != nil {
+		return errors.Wrap(err, "handle sync")
+	}
+
+	any := &anypb.Any{}
+	if err := proto.Unmarshal(msg.Payload, any); err != nil {
+		return errors.Wrap(err, "handle sync")
+	}
+
+	eg := errgroup.Group{}
+	eg.SetLimit(len(e.executionEngines))
+
+	for name := range e.executionEngines {
+		name := name
+		eg.Go(func() error {
+			applications := e.executionEngines[name].GetSupportedApplications()
+			for _, application := range applications {
+				if bytes.Equal(msg.Address, application.Address) {
+					messages, err := e.executionEngines[name].ProcessMessage(
+						msg.Address,
+						msg,
+					)
+					if err != nil {
+						e.logger.Error(
+							"could not process message for engine",
+							zap.Error(err),
+							zap.String("engine_name", name),
+						)
+						return errors.Wrap(err, "handle message")
+					}
+
+					for _, m := range messages {
+						if err := e.publishMessage(e.filter, m); err != nil {
+							e.logger.Error(
+								"could not publish message for engine",
+								zap.Error(err),
+								zap.String("engine_name", name),
+							)
+							return errors.Wrap(err, "handle message")
+						}
+					}
+				}
+			}
+
+			return nil
+		})
+	}
+
+	if err := eg.Wait(); err != nil {
+		e.logger.Error("rejecting invalid message", zap.Error(err))
+		return errors.Wrap(err, "handle sync")
+	}
+
+	switch any.TypeUrl {
+	case protobufs.ClockFramesResponseType:
+		if err := e.handleClockFramesResponse(
+			message.From,
+			any,
+		); err != nil {
+			return errors.Wrap(err, "handle sync")
+		}
+	case protobufs.ClockFramesRequestType:
+		if err := e.handleClockFramesRequest(
+			message.From,
+			any,
+		); err != nil {
+			return errors.Wrap(err, "handle sync")
+		}
+	}
+
+	return nil
+}
+
+func (e *MasterClockConsensusEngine) createPeerReceiveChannel(
+	peerID []byte,
+) []byte {
+	return append(append([]byte{}, peerID...), e.pubSub.GetPeerID()...)
+}
+
+func (e *MasterClockConsensusEngine) createPeerSendChannel(
+	peerID []byte,
+) []byte {
+	return append(append([]byte{}, e.pubSub.GetPeerID()...), peerID...)
+}
+
+func (e *MasterClockConsensusEngine) handleClockFramesResponse(
+	peerID []byte,
+	any *anypb.Any,
+) error {
+	if bytes.Equal(peerID, e.pubSub.GetPeerID()) {
+		return nil
+	}
+
+	if !bytes.Equal(peerID, e.syncingTarget) {
+		e.logger.Warn(
+			"received clock frames response from unexpected target",
+			zap.Binary("peer_id", peerID),
+			zap.Binary("expected_peer_id", e.syncingTarget),
+		)
+		return nil
+	}
+
+	e.syncingStatus = SyncStatusSynchronizing
+
+	defer func() { e.syncingStatus = SyncStatusNotSyncing }()
+
+	response := &protobufs.ClockFramesResponse{}
+	if err := any.UnmarshalTo(response); err != nil {
+		return errors.Wrap(err, "handle clock frames response")
+	}
+
+	for _, frame := range response.ClockFrames {
+		e.logger.Info(
+			"processing clock frame",
+			zap.Binary("sender", peerID),
+			zap.Binary("filter", frame.Filter),
+			zap.Uint64("frame_number", frame.FrameNumber),
+		)
+
+		if err := frame.VerifyMasterClockFrame(); err != nil {
+			e.logger.Error("could not verify clock frame", zap.Error(err))
+			return errors.Wrap(err, "handle clock frame response")
+		}
+
+		e.logger.Info(
+			"clock frame was valid",
+			zap.Binary("sender", peerID),
+			zap.Binary("filter", frame.Filter),
+			zap.Uint64("frame_number", frame.FrameNumber),
+		)
+
+		if e.frame < frame.FrameNumber {
+			if err := e.enqueueSeenFrame(frame); err != nil {
+				e.logger.Error("could not enqueue seen clock frame", zap.Error(err))
+				return errors.Wrap(err, "handle clock frame response")
+			}
+		}
+	}
+
+	return nil
+}
+
+func (e *MasterClockConsensusEngine) handleClockFramesRequest(
+	peerID []byte,
+	any *anypb.Any,
+) error {
+	if bytes.Equal(peerID, e.pubSub.GetPeerID()) {
+		return nil
+	}
+
+	request := &protobufs.ClockFramesRequest{}
+	if err := any.UnmarshalTo(request); err != nil {
+		return errors.Wrap(err, "handle clock frame request")
+	}
+
+	channel := e.createPeerSendChannel(peerID)
+
+	e.pubSub.Subscribe(channel, e.handleSync, true)
+
+	e.logger.Info(
+		"received clock frame request",
+		zap.Binary("peer_id", peerID),
+		zap.Uint64("from_frame_number", request.FromFrameNumber),
+		zap.Uint64("to_frame_number", request.ToFrameNumber),
+	)
+
+	from := request.FromFrameNumber
+
+	if e.frame < from || len(e.historicFrames) == 0 {
+		e.logger.Info(
+			"peer asked for undiscovered frame",
+			zap.Binary("peer_id", peerID),
+			zap.Uint64("frame_number", request.FromFrameNumber),
+		)
+
+		if err := e.publishMessage(channel, &protobufs.ClockFramesResponse{
+			Filter:          request.Filter,
+			FromFrameNumber: 0,
+			ToFrameNumber:   0,
+			ClockFrames:     []*protobufs.ClockFrame{},
+		}); err != nil {
+			return errors.Wrap(err, "handle clock frame request")
+		}
+
+		return nil
+	}
+
+	to := request.ToFrameNumber
+	if to == 0 || to-request.FromFrameNumber > 128 {
+		to = request.FromFrameNumber + 127
+	}
+
+	if int(to) > len(e.historicFrames)-1 {
+		to = uint64(len(e.historicFrames) - 1)
+	}
+
+	e.logger.Info(
+		"sending response",
+		zap.Binary("peer_id", peerID),
+		zap.Uint64("from", from),
+		zap.Uint64("to", to),
+		zap.Uint64("total_frames", uint64(to-from+1)),
+	)
+
+	if err := e.publishMessage(channel, &protobufs.ClockFramesResponse{
+		Filter:          request.Filter,
+		FromFrameNumber: request.FromFrameNumber,
+		ToFrameNumber:   to,
+		ClockFrames:     e.historicFrames[from:to],
+	}); err != nil {
+		return errors.Wrap(err, "handle clock frame request")
+	}
+
+	return nil
+}

node/crypto/doubleratchet.go

@@ -1,452 +1,450 @@
 package crypto
 
-// Uncomment with full release
+import (
+	"crypto/aes"
+	"crypto/cipher"
+	"crypto/hmac"
+	"crypto/rand"
+	"crypto/sha512"
+	"crypto/subtle"
+	"encoding/binary"
 
-// import (
-// 	"crypto/aes"
-// 	"crypto/cipher"
-// 	"crypto/hmac"
-// 	"crypto/rand"
-// 	"crypto/sha512"
-// 	"crypto/subtle"
-// 	"encoding/binary"
+	"github.com/pkg/errors"
+	"golang.org/x/crypto/hkdf"
+	"source.quilibrium.com/quilibrium/monorepo/nekryptology/pkg/core/curves"
+	"source.quilibrium.com/quilibrium/monorepo/node/keys"
+	"source.quilibrium.com/quilibrium/monorepo/node/protobufs"
+)
 
-// 	"github.com/pkg/errors"
-// 	"golang.org/x/crypto/hkdf"
-// 	"source.quilibrium.com/quilibrium/monorepo/nekryptology/pkg/core/curves"
-// 	"source.quilibrium.com/quilibrium/monorepo/node/keys"
-// 	"source.quilibrium.com/quilibrium/monorepo/node/protobufs"
-// )
+const PROTOCOL_VERSION = 1
+const PROTOCOL = 1<<8 + PROTOCOL_VERSION
 
-// const PROTOCOL_VERSION = 1
-// const PROTOCOL = 1<<8 + PROTOCOL_VERSION
+const CHAIN_KEY = 0x01
+const MESSAGE_KEY = 0x02
+const AEAD_KEY = 0x03
 
-// const CHAIN_KEY = 0x01
-// const MESSAGE_KEY = 0x02
-// const AEAD_KEY = 0x03
+// Note: If an HSM with raw primitive access becomes available, the raw crypto
+// mechanisms should be refactored into calls in KeyManager and implemented
+// through the driver
+type DoubleRatchetParticipant struct {
+	sendingEphemeralPrivateKey   curves.Scalar
+	receivingEphemeralKey        curves.Point
+	curve                        curves.Curve
+	keyManager                   keys.KeyManager
+	rootKey                      []byte
+	sendingChainKey              []byte
+	currentSendingHeaderKey      []byte
+	currentReceivingHeaderKey    []byte
+	nextSendingHeaderKey         []byte
+	nextReceivingHeaderKey       []byte
+	receivingChainKey            []byte
+	currentSendingChainLength    uint32
+	previousSendingChainLength   uint32
+	currentReceivingChainLength  uint32
+	previousReceivingChainLength uint32
+	skippedKeysMap               map[string]map[uint32][]byte
+}
 
-// // Note: If an HSM with raw primitive access becomes available, the raw crypto
-// // mechanisms should be refactored into calls in KeyManager and implemented
-// // through the driver
-// type DoubleRatchetParticipant struct {
-// 	sendingEphemeralPrivateKey   curves.Scalar
-// 	receivingEphemeralKey        curves.Point
-// 	curve                        curves.Curve
-// 	keyManager                   keys.KeyManager
-// 	rootKey                      []byte
-// 	sendingChainKey              []byte
-// 	currentSendingHeaderKey      []byte
-// 	currentReceivingHeaderKey    []byte
-// 	nextSendingHeaderKey         []byte
-// 	nextReceivingHeaderKey       []byte
-// 	receivingChainKey            []byte
-// 	currentSendingChainLength    uint32
-// 	previousSendingChainLength   uint32
-// 	currentReceivingChainLength  uint32
-// 	previousReceivingChainLength uint32
-// 	skippedKeysMap               map[string]map[uint32][]byte
-// }
+func NewDoubleRatchetParticipant(
+	sessionKey []byte,
+	sendingHeaderKey []byte,
+	nextReceivingHeaderKey []byte,
+	isSender bool,
+	sendingEphemeralPrivateKey curves.Scalar,
+	receivingEphemeralKey curves.Point,
+	curve curves.Curve,
+	keyManager keys.KeyManager,
+) (*DoubleRatchetParticipant, error) {
+	participant := &DoubleRatchetParticipant{}
+	participant.sendingEphemeralPrivateKey = sendingEphemeralPrivateKey
+	participant.skippedKeysMap = make(map[string]map[uint32][]byte)
+	participant.keyManager = keyManager
+	participant.currentSendingChainLength = 0
+	participant.previousSendingChainLength = 0
+	participant.currentReceivingChainLength = 0
+	participant.previousReceivingChainLength = 0
 
-// func NewDoubleRatchetParticipant(
-// 	sessionKey []byte,
-// 	sendingHeaderKey []byte,
-// 	nextReceivingHeaderKey []byte,
-// 	isSender bool,
-// 	sendingEphemeralPrivateKey curves.Scalar,
-// 	receivingEphemeralKey curves.Point,
-// 	curve curves.Curve,
-// 	keyManager keys.KeyManager,
-// ) (*DoubleRatchetParticipant, error) {
-// 	participant := &DoubleRatchetParticipant{}
-// 	participant.sendingEphemeralPrivateKey = sendingEphemeralPrivateKey
-// 	participant.skippedKeysMap = make(map[string]map[uint32][]byte)
-// 	participant.keyManager = keyManager
-// 	participant.currentSendingChainLength = 0
-// 	participant.previousSendingChainLength = 0
-// 	participant.currentReceivingChainLength = 0
-// 	participant.previousReceivingChainLength = 0
+	if sendingEphemeralPrivateKey.Point().CurveName() !=
+		receivingEphemeralKey.CurveName() || receivingEphemeralKey.CurveName() !=
+		curve.Name {
+		return nil, errors.New("curve mismatch")
+	}
 
-// 	if sendingEphemeralPrivateKey.Point().CurveName() !=
-// 		receivingEphemeralKey.CurveName() || receivingEphemeralKey.CurveName() !=
-// 		curve.Name {
-// 		return nil, errors.New("curve mismatch")
-// 	}
+	participant.curve = curve
 
-// 	participant.curve = curve
+	if isSender {
+		hash := hkdf.New(
+			sha512.New,
+			receivingEphemeralKey.Mul(
+				sendingEphemeralPrivateKey,
+			).ToAffineCompressed(),
+			sessionKey,
+			[]byte("quilibrium-double-ratchet"),
+		)
+		rkck := make([]byte, 96)
+		if _, err := hash.Read(rkck[:]); err != nil {
+			return nil, errors.Wrap(err, "failed establishing root key")
+		}
 
-// 	if isSender {
-// 		hash := hkdf.New(
-// 			sha512.New,
-// 			receivingEphemeralKey.Mul(
-// 				sendingEphemeralPrivateKey,
-// 			).ToAffineCompressed(),
-// 			sessionKey,
-// 			[]byte("quilibrium-double-ratchet"),
-// 		)
-// 		rkck := make([]byte, 96)
-// 		if _, err := hash.Read(rkck[:]); err != nil {
-// 			return nil, errors.Wrap(err, "failed establishing root key")
-// 		}
+		participant.currentSendingHeaderKey = sendingHeaderKey
+		participant.nextReceivingHeaderKey = nextReceivingHeaderKey
+		participant.rootKey = rkck[:32]
+		participant.sendingChainKey = rkck[32:64]
 
-// 		participant.currentSendingHeaderKey = sendingHeaderKey
-// 		participant.nextReceivingHeaderKey = nextReceivingHeaderKey
-// 		participant.rootKey = rkck[:32]
-// 		participant.sendingChainKey = rkck[32:64]
+		participant.nextSendingHeaderKey = rkck[64:96]
+		participant.receivingEphemeralKey = receivingEphemeralKey
+	} else {
+		participant.rootKey = sessionKey
+		participant.nextReceivingHeaderKey = sendingHeaderKey
+		participant.nextSendingHeaderKey = nextReceivingHeaderKey
+	}
 
-// 		participant.nextSendingHeaderKey = rkck[64:96]
-// 		participant.receivingEphemeralKey = receivingEphemeralKey
-// 	} else {
-// 		participant.rootKey = sessionKey
-// 		participant.nextReceivingHeaderKey = sendingHeaderKey
-// 		participant.nextSendingHeaderKey = nextReceivingHeaderKey
-// 	}
+	return participant, nil
+}
 
-// 	return participant, nil
-// }
+func (r *DoubleRatchetParticipant) RatchetEncrypt(
+	message []byte,
+) (*protobufs.P2PChannelEnvelope, error) {
+	envelope := &protobufs.P2PChannelEnvelope{
+		ProtocolIdentifier: PROTOCOL,
+		MessageHeader:      &protobufs.MessageCiphertext{},
+		MessageBody:        &protobufs.MessageCiphertext{},
+	}
 
-// func (r *DoubleRatchetParticipant) RatchetEncrypt(
-// 	message []byte,
-// ) (*protobufs.P2PChannelEnvelope, error) {
-// 	envelope := &protobufs.P2PChannelEnvelope{
-// 		ProtocolIdentifier: PROTOCOL,
-// 		MessageHeader:      &protobufs.MessageCiphertext{},
-// 		MessageBody:        &protobufs.MessageCiphertext{},
-// 	}
+	newChainKey, messageKey, aeadKey := ratchetKeys(r.sendingChainKey)
+	r.sendingChainKey = newChainKey
 
-// 	newChainKey, messageKey, aeadKey := ratchetKeys(r.sendingChainKey)
-// 	r.sendingChainKey = newChainKey
+	var err error
+	header := r.encodeHeader()
+	envelope.MessageHeader, err = r.encrypt(
+		header,
+		r.currentSendingHeaderKey,
+		nil,
+	)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not encrypt header")
+	}
 
-// 	var err error
-// 	header := r.encodeHeader()
-// 	envelope.MessageHeader, err = r.encrypt(
-// 		header,
-// 		r.currentSendingHeaderKey,
-// 		nil,
-// 	)
-// 	if err != nil {
-// 		return nil, errors.Wrap(err, "could not encrypt header")
-// 	}
+	envelope.MessageBody, err = r.encrypt(
+		message,
+		messageKey,
+		append(append([]byte{}, aeadKey...), envelope.MessageHeader.Ciphertext...),
+	)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not encrypt message")
+	}
 
-// 	envelope.MessageBody, err = r.encrypt(
-// 		message,
-// 		messageKey,
-// 		append(append([]byte{}, aeadKey...), envelope.MessageHeader.Ciphertext...),
-// 	)
-// 	if err != nil {
-// 		return nil, errors.Wrap(err, "could not encrypt message")
-// 	}
+	r.currentSendingChainLength++
 
-// 	r.currentSendingChainLength++
+	return envelope, nil
+}
 
-// 	return envelope, nil
-// }
+func (r *DoubleRatchetParticipant) RatchetDecrypt(
+	envelope *protobufs.P2PChannelEnvelope,
+) ([]byte, error) {
+	plaintext, err := r.trySkippedMessageKeys(envelope)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not decrypt from matching skipped key")
+	}
 
-// func (r *DoubleRatchetParticipant) RatchetDecrypt(
-// 	envelope *protobufs.P2PChannelEnvelope,
-// ) ([]byte, error) {
-// 	plaintext, err := r.trySkippedMessageKeys(envelope)
-// 	if err != nil {
-// 		return nil, errors.Wrap(err, "could not decrypt from matching skipped key")
-// 	}
+	if plaintext != nil {
+		return plaintext, nil
+	}
 
-// 	if plaintext != nil {
-// 		return plaintext, nil
-// 	}
+	header, shouldRatchet, err := r.decryptHeader(
+		envelope.MessageHeader,
+		r.currentReceivingHeaderKey,
+	)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not decrypt header")
+	}
 
-// 	header, shouldRatchet, err := r.decryptHeader(
-// 		envelope.MessageHeader,
-// 		r.currentReceivingHeaderKey,
-// 	)
-// 	if err != nil {
-// 		return nil, errors.Wrap(err, "could not decrypt header")
-// 	}
+	receivingEphemeralKey,
+		previousReceivingChainLength,
+		currentReceivingChainLength,
+		err := r.decodeHeader(header)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not decode header")
+	}
 
-// 	receivingEphemeralKey,
-// 		previousReceivingChainLength,
-// 		currentReceivingChainLength,
-// 		err := r.decodeHeader(header)
-// 	if err != nil {
-// 		return nil, errors.Wrap(err, "could not decode header")
-// 	}
+	if shouldRatchet {
+		if err := r.skipMessageKeys(previousReceivingChainLength); err != nil {
+			return nil, errors.Wrap(err, "could not skip previous message keys")
+		}
+		if err := r.ratchetEphemeralKeys(receivingEphemeralKey); err != nil {
+			return nil, errors.Wrap(err, "could not ratchet ephemeral keys")
+		}
+	}
 
-// 	if shouldRatchet {
-// 		if err := r.skipMessageKeys(previousReceivingChainLength); err != nil {
-// 			return nil, errors.Wrap(err, "could not skip previous message keys")
-// 		}
-// 		if err := r.ratchetEphemeralKeys(receivingEphemeralKey); err != nil {
-// 			return nil, errors.Wrap(err, "could not ratchet ephemeral keys")
-// 		}
-// 	}
+	if err := r.skipMessageKeys(currentReceivingChainLength); err != nil {
+		return nil, errors.Wrap(err, "could not skip message keys")
+	}
 
-// 	if err := r.skipMessageKeys(currentReceivingChainLength); err != nil {
-// 		return nil, errors.Wrap(err, "could not skip message keys")
-// 	}
+	newChainKey, messageKey, aeadKey := ratchetKeys(r.receivingChainKey)
+	r.receivingChainKey = newChainKey
+	r.currentReceivingChainLength++
 
-// 	newChainKey, messageKey, aeadKey := ratchetKeys(r.receivingChainKey)
-// 	r.receivingChainKey = newChainKey
-// 	r.currentReceivingChainLength++
+	plaintext, err = r.decrypt(
+		envelope.MessageBody,
+		messageKey,
+		append(
+			append([]byte{}, aeadKey...),
+			envelope.MessageHeader.Ciphertext...,
+		),
+	)
 
-// 	plaintext, err = r.decrypt(
-// 		envelope.MessageBody,
-// 		messageKey,
-// 		append(
-// 			append([]byte{}, aeadKey...),
-// 			envelope.MessageHeader.Ciphertext...,
-// 		),
-// 	)
+	return plaintext, errors.Wrap(err, "could not decrypt message")
+}
 
-// 	return plaintext, errors.Wrap(err, "could not decrypt message")
-// }
+func (r *DoubleRatchetParticipant) ratchetEphemeralKeys(
+	newReceivingEphemeralKey curves.Point,
+) error {
+	r.previousSendingChainLength = r.currentSendingChainLength
+	r.currentSendingChainLength = 0
+	r.currentReceivingChainLength = 0
+	r.currentSendingHeaderKey = r.nextSendingHeaderKey
+	r.currentReceivingHeaderKey = r.nextReceivingHeaderKey
+	r.receivingEphemeralKey = newReceivingEphemeralKey
 
-// func (r *DoubleRatchetParticipant) ratchetEphemeralKeys(
-// 	newReceivingEphemeralKey curves.Point,
-// ) error {
-// 	r.previousSendingChainLength = r.currentSendingChainLength
-// 	r.currentSendingChainLength = 0
-// 	r.currentReceivingChainLength = 0
-// 	r.currentSendingHeaderKey = r.nextSendingHeaderKey
-// 	r.currentReceivingHeaderKey = r.nextReceivingHeaderKey
-// 	r.receivingEphemeralKey = newReceivingEphemeralKey
+	hash := hkdf.New(
+		sha512.New,
+		newReceivingEphemeralKey.Mul(
+			r.sendingEphemeralPrivateKey,
+		).ToAffineCompressed(),
+		r.rootKey,
+		[]byte("quilibrium-double-ratchet"),
+	)
+	rkck := make([]byte, 96)
+	if _, err := hash.Read(rkck[:]); err != nil {
+		return errors.Wrap(err, "failed ratcheting root key")
+	}
 
-// 	hash := hkdf.New(
-// 		sha512.New,
-// 		newReceivingEphemeralKey.Mul(
-// 			r.sendingEphemeralPrivateKey,
-// 		).ToAffineCompressed(),
-// 		r.rootKey,
-// 		[]byte("quilibrium-double-ratchet"),
-// 	)
-// 	rkck := make([]byte, 96)
-// 	if _, err := hash.Read(rkck[:]); err != nil {
-// 		return errors.Wrap(err, "failed ratcheting root key")
-// 	}
+	r.rootKey = rkck[:32]
+	r.receivingChainKey = rkck[32:64]
+	r.nextReceivingHeaderKey = rkck[64:]
+	r.sendingEphemeralPrivateKey = r.curve.NewScalar().Random(rand.Reader)
 
-// 	r.rootKey = rkck[:32]
-// 	r.receivingChainKey = rkck[32:64]
-// 	r.nextReceivingHeaderKey = rkck[64:]
-// 	r.sendingEphemeralPrivateKey = r.curve.NewScalar().Random(rand.Reader)
+	hash = hkdf.New(
+		sha512.New,
+		newReceivingEphemeralKey.Mul(
+			r.sendingEphemeralPrivateKey,
+		).ToAffineCompressed(),
+		r.rootKey,
+		[]byte("quilibrium-double-ratchet"),
+	)
+	rkck2 := make([]byte, 96)
+	if _, err := hash.Read(rkck2[:]); err != nil {
+		return errors.Wrap(err, "failed ratcheting root key")
+	}
 
-// 	hash = hkdf.New(
-// 		sha512.New,
-// 		newReceivingEphemeralKey.Mul(
-// 			r.sendingEphemeralPrivateKey,
-// 		).ToAffineCompressed(),
-// 		r.rootKey,
-// 		[]byte("quilibrium-double-ratchet"),
-// 	)
-// 	rkck2 := make([]byte, 96)
-// 	if _, err := hash.Read(rkck2[:]); err != nil {
-// 		return errors.Wrap(err, "failed ratcheting root key")
-// 	}
+	r.rootKey = rkck2[:32]
+	r.sendingChainKey = rkck2[32:64]
+	r.nextSendingHeaderKey = rkck2[64:]
+	return nil
+}
 
-// 	r.rootKey = rkck2[:32]
-// 	r.sendingChainKey = rkck2[32:64]
-// 	r.nextSendingHeaderKey = rkck2[64:]
-// 	return nil
-// }
+func (r *DoubleRatchetParticipant) trySkippedMessageKeys(
+	envelope *protobufs.P2PChannelEnvelope,
+) ([]byte, error) {
+	for receivingHeaderKey, skippedKeys := range r.skippedKeysMap {
+		header, _, err := r.decryptHeader(
+			envelope.MessageHeader,
+			[]byte(receivingHeaderKey),
+		)
 
-// func (r *DoubleRatchetParticipant) trySkippedMessageKeys(
-// 	envelope *protobufs.P2PChannelEnvelope,
-// ) ([]byte, error) {
-// 	for receivingHeaderKey, skippedKeys := range r.skippedKeysMap {
-// 		header, _, err := r.decryptHeader(
-// 			envelope.MessageHeader,
-// 			[]byte(receivingHeaderKey),
-// 		)
+		if err == nil {
+			_, _, current, err := r.decodeHeader(header)
+			if err != nil {
+				return nil, errors.Wrap(err, "malformed header")
+			}
 
-// 		if err == nil {
-// 			_, _, current, err := r.decodeHeader(header)
-// 			if err != nil {
-// 				return nil, errors.Wrap(err, "malformed header")
-// 			}
+			messageKey := skippedKeys[current][:32]
+			aeadKey := skippedKeys[current][32:]
+			plaintext, err := r.decrypt(
+				envelope.MessageBody,
+				messageKey,
+				append(
+					append([]byte{}, aeadKey...),
+					envelope.MessageHeader.Ciphertext[:]...,
+				),
+			)
 
-// 			messageKey := skippedKeys[current][:32]
-// 			aeadKey := skippedKeys[current][32:]
-// 			plaintext, err := r.decrypt(
-// 				envelope.MessageBody,
-// 				messageKey,
-// 				append(
-// 					append([]byte{}, aeadKey...),
-// 					envelope.MessageHeader.Ciphertext[:]...,
-// 				),
-// 			)
+			if err != nil {
+				return nil, errors.Wrap(err, "could not decrypt from skipped key")
+			}
 
-// 			if err != nil {
-// 				return nil, errors.Wrap(err, "could not decrypt from skipped key")
-// 			}
+			delete(r.skippedKeysMap[receivingHeaderKey], current)
+			if len(r.skippedKeysMap[receivingHeaderKey]) == 0 {
+				delete(r.skippedKeysMap, receivingHeaderKey)
+			}
 
-// 			delete(r.skippedKeysMap[receivingHeaderKey], current)
-// 			if len(r.skippedKeysMap[receivingHeaderKey]) == 0 {
-// 				delete(r.skippedKeysMap, receivingHeaderKey)
-// 			}
+			return plaintext, nil
+		}
+	}
 
-// 			return plaintext, nil
-// 		}
-// 	}
+	return nil, nil
+}
 
-// 	return nil, nil
-// }
+func (r *DoubleRatchetParticipant) skipMessageKeys(until uint32) error {
+	if r.currentReceivingChainLength+100 < until {
+		return errors.New("skip limit exceeded")
+	}
 
-// func (r *DoubleRatchetParticipant) skipMessageKeys(until uint32) error {
-// 	if r.currentReceivingChainLength+100 < until {
-// 		return errors.New("skip limit exceeded")
-// 	}
+	if r.receivingChainKey != nil {
+		for r.currentReceivingChainLength < until {
+			newChainKey, messageKey, aeadKey := ratchetKeys(r.receivingChainKey)
+			skippedKeys := r.skippedKeysMap[string(r.currentReceivingHeaderKey)]
+			if skippedKeys == nil {
+				r.skippedKeysMap[string(r.currentReceivingHeaderKey)] =
+					make(map[uint32][]byte)
+			}
 
-// 	if r.receivingChainKey != nil {
-// 		for r.currentReceivingChainLength < until {
-// 			newChainKey, messageKey, aeadKey := ratchetKeys(r.receivingChainKey)
-// 			skippedKeys := r.skippedKeysMap[string(r.currentReceivingHeaderKey)]
-// 			if skippedKeys == nil {
-// 				r.skippedKeysMap[string(r.currentReceivingHeaderKey)] =
-// 					make(map[uint32][]byte)
-// 			}
+			skippedKeys[r.currentReceivingChainLength] = append(
+				append([]byte{}, messageKey...),
+				aeadKey...,
+			)
+			r.receivingChainKey = newChainKey
+			r.currentReceivingChainLength++
+		}
+	}
 
-// 			skippedKeys[r.currentReceivingChainLength] = append(
-// 				append([]byte{}, messageKey...),
-// 				aeadKey...,
-// 			)
-// 			r.receivingChainKey = newChainKey
-// 			r.currentReceivingChainLength++
-// 		}
-// 	}
+	return nil
+}
 
-// 	return nil
-// }
+func (r *DoubleRatchetParticipant) encodeHeader() []byte {
+	header := []byte{}
+	header = append(
+		header,
+		r.curve.NewGeneratorPoint().Mul(
+			r.sendingEphemeralPrivateKey,
+		).ToAffineCompressed()[:]...,
+	)
+	header = binary.BigEndian.AppendUint32(header, r.previousSendingChainLength)
+	header = binary.BigEndian.AppendUint32(header, r.currentSendingChainLength)
+	return header
+}
 
-// func (r *DoubleRatchetParticipant) encodeHeader() []byte {
-// 	header := []byte{}
-// 	header = append(
-// 		header,
-// 		r.curve.NewGeneratorPoint().Mul(
-// 			r.sendingEphemeralPrivateKey,
-// 		).ToAffineCompressed()[:]...,
-// 	)
-// 	header = binary.BigEndian.AppendUint32(header, r.previousSendingChainLength)
-// 	header = binary.BigEndian.AppendUint32(header, r.currentSendingChainLength)
-// 	return header
-// }
+func (r *DoubleRatchetParticipant) decryptHeader(
+	ciphertext *protobufs.MessageCiphertext,
+	receivingHeaderKey []byte,
+) ([]byte, bool, error) {
+	header, err := r.decrypt(
+		ciphertext,
+		receivingHeaderKey,
+		nil,
+	)
+	if err != nil && subtle.ConstantTimeCompare(
+		r.currentReceivingHeaderKey,
+		receivingHeaderKey,
+	) == 1 {
+		if header, err = r.decrypt(
+			ciphertext,
+			r.nextReceivingHeaderKey,
+			nil,
+		); err != nil {
+			return nil, false, errors.Wrap(err, "could not decrypt header")
+		}
 
-// func (r *DoubleRatchetParticipant) decryptHeader(
-// 	ciphertext *protobufs.MessageCiphertext,
-// 	receivingHeaderKey []byte,
-// ) ([]byte, bool, error) {
-// 	header, err := r.decrypt(
-// 		ciphertext,
-// 		receivingHeaderKey,
-// 		nil,
-// 	)
-// 	if err != nil && subtle.ConstantTimeCompare(
-// 		r.currentReceivingHeaderKey,
-// 		receivingHeaderKey,
-// 	) == 1 {
-// 		if header, err = r.decrypt(
-// 			ciphertext,
-// 			r.nextReceivingHeaderKey,
-// 			nil,
-// 		); err != nil {
-// 			return nil, false, errors.Wrap(err, "could not decrypt header")
-// 		}
+		return header, true, nil
+	}
 
-// 		return header, true, nil
-// 	}
+	return header, false, errors.Wrap(err, "could not decrypt header")
+}
 
-// 	return header, false, errors.Wrap(err, "could not decrypt header")
-// }
+func (r *DoubleRatchetParticipant) decodeHeader(
+	header []byte,
+) (curves.Point, uint32, uint32, error) {
+	if len(header) < 9 {
+		return nil, 0, 0, errors.New("malformed header")
+	}
 
-// func (r *DoubleRatchetParticipant) decodeHeader(
-// 	header []byte,
-// ) (curves.Point, uint32, uint32, error) {
-// 	if len(header) < 9 {
-// 		return nil, 0, 0, errors.New("malformed header")
-// 	}
+	currentReceivingChainLength := binary.BigEndian.Uint32(header[len(header)-4:])
+	previousReceivingChainLength := binary.BigEndian.Uint32(
+		header[len(header)-8 : len(header)-4],
+	)
+	receivingEphemeralKeyBytes := header[:len(header)-8]
+	receivingEphemeralKey, err := r.curve.Point.FromAffineCompressed(
+		receivingEphemeralKeyBytes,
+	)
 
-// 	currentReceivingChainLength := binary.BigEndian.Uint32(header[len(header)-4:])
-// 	previousReceivingChainLength := binary.BigEndian.Uint32(
-// 		header[len(header)-8 : len(header)-4],
-// 	)
-// 	receivingEphemeralKeyBytes := header[:len(header)-8]
-// 	receivingEphemeralKey, err := r.curve.Point.FromAffineCompressed(
-// 		receivingEphemeralKeyBytes,
-// 	)
+	return receivingEphemeralKey,
+		previousReceivingChainLength,
+		currentReceivingChainLength,
+		errors.Wrap(err, "could not decode receiving dh key")
+}
 
-// 	return receivingEphemeralKey,
-// 		previousReceivingChainLength,
-// 		currentReceivingChainLength,
-// 		errors.Wrap(err, "could not decode receiving dh key")
-// }
+func (r *DoubleRatchetParticipant) encrypt(
+	plaintext []byte,
+	key []byte,
+	associatedData []byte,
+) (*protobufs.MessageCiphertext, error) {
+	iv := [12]byte{}
+	rand.Read(iv[:])
+	aesCipher, err := aes.NewCipher(key)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not construct cipher")
+	}
 
-// func (r *DoubleRatchetParticipant) encrypt(
-// 	plaintext []byte,
-// 	key []byte,
-// 	associatedData []byte,
-// ) (*protobufs.MessageCiphertext, error) {
-// 	iv := [12]byte{}
-// 	rand.Read(iv[:])
-// 	aesCipher, err := aes.NewCipher(key)
-// 	if err != nil {
-// 		return nil, errors.Wrap(err, "could not construct cipher")
-// 	}
+	gcm, err := cipher.NewGCM(aesCipher)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not construct block")
+	}
 
-// 	gcm, err := cipher.NewGCM(aesCipher)
-// 	if err != nil {
-// 		return nil, errors.Wrap(err, "could not construct block")
-// 	}
+	ciphertext := &protobufs.MessageCiphertext{}
 
-// 	ciphertext := &protobufs.MessageCiphertext{}
+	if associatedData == nil {
+		associatedData = make([]byte, 32)
+		if _, err := rand.Read(associatedData); err != nil {
+			return nil, errors.Wrap(err, "could not obtain entropy")
+		}
+		ciphertext.AssociatedData = associatedData
+	}
 
-// 	if associatedData == nil {
-// 		associatedData = make([]byte, 32)
-// 		if _, err := rand.Read(associatedData); err != nil {
-// 			return nil, errors.Wrap(err, "could not obtain entropy")
-// 		}
-// 		ciphertext.AssociatedData = associatedData
-// 	}
+	ciphertext.Ciphertext = gcm.Seal(nil, iv[:], plaintext, associatedData)
+	ciphertext.InitializationVector = iv[:]
 
-// 	ciphertext.Ciphertext = gcm.Seal(nil, iv[:], plaintext, associatedData)
-// 	ciphertext.InitializationVector = iv[:]
+	return ciphertext, nil
+}
 
-// 	return ciphertext, nil
-// }
+func (r *DoubleRatchetParticipant) decrypt(
+	ciphertext *protobufs.MessageCiphertext,
+	key []byte,
+	associatedData []byte,
+) ([]byte, error) {
+	if associatedData == nil {
+		associatedData = ciphertext.AssociatedData
+	}
 
-// func (r *DoubleRatchetParticipant) decrypt(
-// 	ciphertext *protobufs.MessageCiphertext,
-// 	key []byte,
-// 	associatedData []byte,
-// ) ([]byte, error) {
-// 	if associatedData == nil {
-// 		associatedData = ciphertext.AssociatedData
-// 	}
+	aesCipher, err := aes.NewCipher(key)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not construct cipher")
+	}
 
-// 	aesCipher, err := aes.NewCipher(key)
-// 	if err != nil {
-// 		return nil, errors.Wrap(err, "could not construct cipher")
-// 	}
+	gcm, err := cipher.NewGCM(aesCipher)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not construct block")
+	}
 
-// 	gcm, err := cipher.NewGCM(aesCipher)
-// 	if err != nil {
-// 		return nil, errors.Wrap(err, "could not construct block")
-// 	}
+	plaintext, err := gcm.Open(
+		nil,
+		ciphertext.InitializationVector,
+		ciphertext.Ciphertext,
+		associatedData,
+	)
 
-// 	plaintext, err := gcm.Open(
-// 		nil,
-// 		ciphertext.InitializationVector,
-// 		ciphertext.Ciphertext,
-// 		associatedData,
-// 	)
+	return plaintext, errors.Wrap(err, "could not decrypt ciphertext")
+}
 
-// 	return plaintext, errors.Wrap(err, "could not decrypt ciphertext")
-// }
+func ratchetKeys(inputKey []byte) ([]byte, []byte, []byte) {
+	buf := hmac.New(sha512.New, inputKey)
+	buf.Write([]byte{AEAD_KEY})
+	aeadKey := buf.Sum(nil)
+	buf.Reset()
+	buf.Write([]byte{MESSAGE_KEY})
+	messageKey := buf.Sum(nil)
+	buf.Reset()
+	buf.Write([]byte{CHAIN_KEY})
+	chainKey := buf.Sum(nil)
 
-// func ratchetKeys(inputKey []byte) ([]byte, []byte, []byte) {
-// 	buf := hmac.New(sha512.New, inputKey)
-// 	buf.Write([]byte{AEAD_KEY})
-// 	aeadKey := buf.Sum(nil)
-// 	buf.Reset()
-// 	buf.Write([]byte{MESSAGE_KEY})
-// 	messageKey := buf.Sum(nil)
-// 	buf.Reset()
-// 	buf.Write([]byte{CHAIN_KEY})
-// 	chainKey := buf.Sum(nil)
-
-// 	return chainKey[:32], messageKey[:32], aeadKey[:32]
-// }
+	return chainKey[:32], messageKey[:32], aeadKey[:32]
+}

node/crypto/doubleratchet_test.go

@@ -1,131 +1,129 @@
 package crypto_test
 
-// Uncomment with full release
+import (
+	"crypto/rand"
+	"testing"
 
-// import (
-// 	"crypto/rand"
-// 	"testing"
+	"github.com/stretchr/testify/require"
 
-// 	"github.com/stretchr/testify/require"
+	"source.quilibrium.com/quilibrium/monorepo/nekryptology/pkg/core/curves"
+	"source.quilibrium.com/quilibrium/monorepo/node/crypto"
+)
 
-// 	"source.quilibrium.com/quilibrium/monorepo/nekryptology/pkg/core/curves"
-// 	"source.quilibrium.com/quilibrium/monorepo/node/crypto"
-// )
+func TestRatchetEncrypt(t *testing.T) {
+	x448SendingIdentityPrivateKey := curves.ED448().Scalar.Random(rand.Reader)
+	x448SendingEphemeralPrivateKey := curves.ED448().Scalar.Random(rand.Reader)
+	x448ReceivingIdentityPrivateKey := curves.ED448().Scalar.Random(rand.Reader)
+	x448ReceivingSignedPrePrivateKey := curves.ED448().Scalar.Random(rand.Reader)
+	x448SendingIdentityKey := curves.ED448().NewGeneratorPoint().Mul(x448SendingIdentityPrivateKey)
+	x448SendingEphemeralKey := curves.ED448().NewGeneratorPoint().Mul(x448SendingEphemeralPrivateKey)
+	x448ReceivingIdentityKey := curves.ED448().NewGeneratorPoint().Mul(x448ReceivingIdentityPrivateKey)
+	x448ReceivingSignedPreKey := curves.ED448().NewGeneratorPoint().Mul(x448ReceivingSignedPrePrivateKey)
 
-// func TestRatchetEncrypt(t *testing.T) {
-// 	x448SendingIdentityPrivateKey := curves.ED448().Scalar.Random(rand.Reader)
-// 	x448SendingEphemeralPrivateKey := curves.ED448().Scalar.Random(rand.Reader)
-// 	x448ReceivingIdentityPrivateKey := curves.ED448().Scalar.Random(rand.Reader)
-// 	x448ReceivingSignedPrePrivateKey := curves.ED448().Scalar.Random(rand.Reader)
-// 	x448SendingIdentityKey := curves.ED448().NewGeneratorPoint().Mul(x448SendingIdentityPrivateKey)
-// 	x448SendingEphemeralKey := curves.ED448().NewGeneratorPoint().Mul(x448SendingEphemeralPrivateKey)
-// 	x448ReceivingIdentityKey := curves.ED448().NewGeneratorPoint().Mul(x448ReceivingIdentityPrivateKey)
-// 	x448ReceivingSignedPreKey := curves.ED448().NewGeneratorPoint().Mul(x448ReceivingSignedPrePrivateKey)
+	senderResult := crypto.SenderX3DH(
+		x448SendingIdentityPrivateKey,
+		x448SendingEphemeralPrivateKey,
+		x448ReceivingIdentityKey,
+		x448ReceivingSignedPreKey,
+		96,
+	)
 
-// 	senderResult := crypto.SenderX3DH(
-// 		x448SendingIdentityPrivateKey,
-// 		x448SendingEphemeralPrivateKey,
-// 		x448ReceivingIdentityKey,
-// 		x448ReceivingSignedPreKey,
-// 		96,
-// 	)
+	receiverResult := crypto.ReceiverX3DH(
+		x448ReceivingIdentityPrivateKey,
+		x448ReceivingSignedPrePrivateKey,
+		x448SendingIdentityKey,
+		x448SendingEphemeralKey,
+		96,
+	)
 
-// 	receiverResult := crypto.ReceiverX3DH(
-// 		x448ReceivingIdentityPrivateKey,
-// 		x448ReceivingSignedPrePrivateKey,
-// 		x448SendingIdentityKey,
-// 		x448SendingEphemeralKey,
-// 		96,
-// 	)
+	sender, err := crypto.NewDoubleRatchetParticipant(
+		senderResult[:32],
+		senderResult[32:64],
+		senderResult[64:],
+		true,
+		x448SendingEphemeralPrivateKey,
+		x448ReceivingSignedPreKey,
+		*curves.ED448(),
+		nil,
+	)
+	require.NoError(t, err)
 
-// 	sender, err := crypto.NewDoubleRatchetParticipant(
-// 		senderResult[:32],
-// 		senderResult[32:64],
-// 		senderResult[64:],
-// 		true,
-// 		x448SendingEphemeralPrivateKey,
-// 		x448ReceivingSignedPreKey,
-// 		*curves.ED448(),
-// 		nil,
-// 	)
-// 	require.NoError(t, err)
+	receiver, err := crypto.NewDoubleRatchetParticipant(
+		receiverResult[:32],
+		receiverResult[32:64],
+		receiverResult[64:],
+		false,
+		x448ReceivingSignedPrePrivateKey,
+		x448SendingEphemeralKey,
+		*curves.ED448(),
+		nil,
+	)
+	require.NoError(t, err)
 
-// 	receiver, err := crypto.NewDoubleRatchetParticipant(
-// 		receiverResult[:32],
-// 		receiverResult[32:64],
-// 		receiverResult[64:],
-// 		false,
-// 		x448ReceivingSignedPrePrivateKey,
-// 		x448SendingEphemeralKey,
-// 		*curves.ED448(),
-// 		nil,
-// 	)
-// 	require.NoError(t, err)
+	envelope1, err := sender.RatchetEncrypt([]byte("hello there"))
+	require.NoError(t, err)
 
-// 	envelope1, err := sender.RatchetEncrypt([]byte("hello there"))
-// 	require.NoError(t, err)
+	envelope2, err := sender.RatchetEncrypt([]byte("general kenobi"))
+	require.NoError(t, err)
 
-// 	envelope2, err := sender.RatchetEncrypt([]byte("general kenobi"))
-// 	require.NoError(t, err)
+	plaintext1, err := receiver.RatchetDecrypt(envelope1)
+	require.NoError(t, err)
 
-// 	plaintext1, err := receiver.RatchetDecrypt(envelope1)
-// 	require.NoError(t, err)
+	plaintext2, err := receiver.RatchetDecrypt(envelope2)
+	require.NoError(t, err)
 
-// 	plaintext2, err := receiver.RatchetDecrypt(envelope2)
-// 	require.NoError(t, err)
+	envelope3, err := receiver.RatchetEncrypt([]byte("you are a bold one"))
+	require.NoError(t, err)
 
-// 	envelope3, err := receiver.RatchetEncrypt([]byte("you are a bold one"))
-// 	require.NoError(t, err)
+	envelope4, err := receiver.RatchetEncrypt([]byte("[mechanical laughing]"))
+	require.NoError(t, err)
 
-// 	envelope4, err := receiver.RatchetEncrypt([]byte("[mechanical laughing]"))
-// 	require.NoError(t, err)
+	plaintext3, err := sender.RatchetDecrypt(envelope3)
+	require.NoError(t, err)
 
-// 	plaintext3, err := sender.RatchetDecrypt(envelope3)
-// 	require.NoError(t, err)
+	plaintext4, err := sender.RatchetDecrypt(envelope4)
+	require.NoError(t, err)
 
-// 	plaintext4, err := sender.RatchetDecrypt(envelope4)
-// 	require.NoError(t, err)
+	// confirm large messages
+	msg5 := make([]byte, 1024*1024*10)
+	msg6 := make([]byte, 1024*1024*10)
+	msg7 := make([]byte, 1024*1024*10)
+	msg8 := make([]byte, 1024*1024*10)
+	rand.Read(msg5)
+	rand.Read(msg6)
+	rand.Read(msg7)
+	rand.Read(msg8)
 
-// 	// confirm large messages
-// 	msg5 := make([]byte, 1024*1024*10)
-// 	msg6 := make([]byte, 1024*1024*10)
-// 	msg7 := make([]byte, 1024*1024*10)
-// 	msg8 := make([]byte, 1024*1024*10)
-// 	rand.Read(msg5)
-// 	rand.Read(msg6)
-// 	rand.Read(msg7)
-// 	rand.Read(msg8)
+	envelope5, err := sender.RatchetEncrypt(msg5)
+	require.NoError(t, err)
 
-// 	envelope5, err := sender.RatchetEncrypt(msg5)
-// 	require.NoError(t, err)
+	envelope6, err := sender.RatchetEncrypt(msg6)
+	require.NoError(t, err)
 
-// 	envelope6, err := sender.RatchetEncrypt(msg6)
-// 	require.NoError(t, err)
+	plaintext5, err := receiver.RatchetDecrypt(envelope5)
+	require.NoError(t, err)
 
-// 	plaintext5, err := receiver.RatchetDecrypt(envelope5)
-// 	require.NoError(t, err)
+	plaintext6, err := receiver.RatchetDecrypt(envelope6)
+	require.NoError(t, err)
 
-// 	plaintext6, err := receiver.RatchetDecrypt(envelope6)
-// 	require.NoError(t, err)
+	envelope7, err := receiver.RatchetEncrypt(msg7)
+	require.NoError(t, err)
 
-// 	envelope7, err := receiver.RatchetEncrypt(msg7)
-// 	require.NoError(t, err)
+	envelope8, err := receiver.RatchetEncrypt(msg8)
+	require.NoError(t, err)
 
-// 	envelope8, err := receiver.RatchetEncrypt(msg8)
-// 	require.NoError(t, err)
+	plaintext7, err := sender.RatchetDecrypt(envelope7)
+	require.NoError(t, err)
 
-// 	plaintext7, err := sender.RatchetDecrypt(envelope7)
-// 	require.NoError(t, err)
+	plaintext8, err := sender.RatchetDecrypt(envelope8)
+	require.NoError(t, err)
 
-// 	plaintext8, err := sender.RatchetDecrypt(envelope8)
-// 	require.NoError(t, err)
-
-// 	require.Equal(t, []byte("hello there"), plaintext1)
-// 	require.Equal(t, []byte("general kenobi"), plaintext2)
-// 	require.Equal(t, []byte("you are a bold one"), plaintext3)
-// 	require.Equal(t, []byte("[mechanical laughing]"), plaintext4)
-// 	require.Equal(t, msg5, plaintext5)
-// 	require.Equal(t, msg6, plaintext6)
-// 	require.Equal(t, msg7, plaintext7)
-// 	require.Equal(t, msg8, plaintext8)
-// }
+	require.Equal(t, []byte("hello there"), plaintext1)
+	require.Equal(t, []byte("general kenobi"), plaintext2)
+	require.Equal(t, []byte("you are a bold one"), plaintext3)
+	require.Equal(t, []byte("[mechanical laughing]"), plaintext4)
+	require.Equal(t, msg5, plaintext5)
+	require.Equal(t, msg6, plaintext6)
+	require.Equal(t, msg7, plaintext7)
+	require.Equal(t, msg8, plaintext8)
+}

node/execution/execution_engine.go

@@ -0,0 +1,14 @@
+package execution
+
+import "source.quilibrium.com/quilibrium/monorepo/node/protobufs"
+
+type ExecutionEngine interface {
+	GetName() string
+	GetSupportedApplications() []*protobufs.Application
+	Start() <-chan error
+	Stop(force bool) <-chan error
+	ProcessMessage(
+		address []byte,
+		message *protobufs.Message,
+	) ([]*protobufs.Message, error)
+}

node/execution/nop/nop_execution_engine.go

@@ -0,0 +1,95 @@
+package nop
+
+import (
+	"github.com/pkg/errors"
+	"go.uber.org/zap"
+	"google.golang.org/protobuf/proto"
+	"google.golang.org/protobuf/types/known/anypb"
+
+	"source.quilibrium.com/quilibrium/monorepo/node/execution"
+	"source.quilibrium.com/quilibrium/monorepo/node/protobufs"
+)
+
+type NopExecutionEngine struct {
+	logger *zap.Logger
+}
+
+func NewNopExecutionEngine(
+	logger *zap.Logger,
+) *NopExecutionEngine {
+	if logger == nil {
+		panic(errors.New("logger is nil"))
+	}
+
+	return &NopExecutionEngine{
+		logger: logger,
+	}
+}
+
+var _ execution.ExecutionEngine = (*NopExecutionEngine)(nil)
+
+// GetName implements ExecutionEngine
+func (*NopExecutionEngine) GetName() string {
+	return "nop"
+}
+
+// GetSupportedApplications implements ExecutionEngine
+func (
+	*NopExecutionEngine,
+) GetSupportedApplications() []*protobufs.Application {
+	return []*protobufs.Application{
+		{
+			Address: []byte{
+				0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+				0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+				0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+				0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+			},
+			ExecutionContext: protobufs.ExecutionContext_EXECUTION_CONTEXT_INTRINSIC,
+		},
+	}
+}
+
+// Start implements ExecutionEngine
+func (e *NopExecutionEngine) Start() <-chan error {
+	errChan := make(chan error)
+
+	go func() {
+		errChan <- nil
+	}()
+
+	return errChan
+}
+
+// Stop implements ExecutionEngine
+func (*NopExecutionEngine) Stop(force bool) <-chan error {
+	errChan := make(chan error)
+
+	go func() {
+		errChan <- nil
+	}()
+
+	return errChan
+}
+
+// ProcessMessage implements ExecutionEngine
+func (e *NopExecutionEngine) ProcessMessage(
+	address []byte,
+	message *protobufs.Message,
+) ([]*protobufs.Message, error) {
+	any := &anypb.Any{}
+	if err := proto.Unmarshal(message.Payload, any); err != nil {
+		return nil, errors.Wrap(err, "could not unmarshal message")
+	}
+
+	if any.TypeUrl == protobufs.ClockFrameType {
+		frame := &protobufs.ClockFrame{}
+		if err := any.UnmarshalTo(frame); err != nil {
+			return nil, errors.Wrap(err, "could not unmarshal clock frame")
+		}
+
+		e.logger.Info("nop")
+	}
+
+	return nil, nil
+}

node/main.go

@@ -11,6 +11,7 @@ import (
 	"github.com/libp2p/go-libp2p/core/crypto"
 	"github.com/libp2p/go-libp2p/core/peer"
 	"github.com/pkg/errors"
+	"source.quilibrium.com/quilibrium/monorepo/node/app"
 	"source.quilibrium.com/quilibrium/monorepo/node/config"
 )
 
@@ -32,7 +33,6 @@ func main() {
 		fmt.Println("Import completed, you are ready for the launch.")
 		return
 	}
-
 	done := make(chan os.Signal, 1)
 	signal.Notify(done, syscall.SIGINT, syscall.SIGTERM)
 
@@ -40,7 +40,19 @@ func main() {
 	printVersion()
 	fmt.Println(" ")
 
-	flag.Usage()
+	nodeConfig, err := config.LoadConfig(*configDirectory, "")
+	if err != nil {
+		panic(err)
+	}
+
+	node, err := app.NewNode(nodeConfig)
+	if err != nil {
+		panic(err)
+	}
+	node.Start()
+
+	<-done
+	node.Stop()
 }
 
 func printPeerID(p2pConfig *config.P2PConfig) {
@@ -100,5 +112,5 @@ func printLogo() {
 
 func printVersion() {
 	fmt.Println(" ")
-	fmt.Println("                   Quilibrium Node - v1.0.0 – Import-only Utility")
+	fmt.Println("                  Quilibrium Node - v1.0.0 – DHT Verification")
 }

node/p2p/bloom_utils.go

@@ -0,0 +1,94 @@
+package p2p
+
+import (
+	"fmt"
+	"math/big"
+
+	"golang.org/x/crypto/sha3"
+)
+
+// getOnesIndices returns the indices of all bits that are 1 in the byte slice.
+func getOnesIndices(input []byte) []int {
+	var indices []int
+	for i, b := range input {
+		for j := 0; j < 8; j++ {
+			if (b>>j)&1 == 1 {
+				indices = append(indices, i*8+j)
+			}
+		}
+	}
+	return indices
+}
+
+// generateCombinations generates combinations of size k from the given slice.
+func generateCombinations(arr []int, k int) [][]int {
+	var ans [][]int
+	if k == 0 {
+		return [][]int{{}}
+	}
+	if len(arr) == 0 {
+		return nil
+	}
+	head := arr[0]
+	tail := arr[1:]
+	// With head
+	for _, sub := range generateCombinations(tail, k-1) {
+		ans = append(ans, append([]int{head}, sub...))
+	}
+	// Without head
+	ans = append(ans, generateCombinations(tail, k)...)
+	return ans
+}
+
+// generateBitSlices returns byte slices with only three 1-bits, and evaluates
+// the supplied function on the new byte slices.
+func generateBitSlices(
+	input []byte,
+	eval func(slice []byte) error,
+) error {
+	oneIndices := getOnesIndices(input)
+	combinations := generateCombinations(oneIndices, 3)
+
+	for _, combo := range combinations {
+		newSlice := make([]byte, len(input))
+		for _, index := range combo {
+			byteIndex := index / 8
+			bitIndex := index % 8
+			newSlice[byteIndex] |= (1 << bitIndex)
+		}
+		if err := eval(newSlice); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+// getBloomFilterIndices returns a bloom filter index based on the data, however
+// it assumes bitLength is a multiple of 32. If the filter size is not
+// conformant, this will generate biased indices.
+func getBloomFilterIndices(data []byte, bitLength int, k int) []byte {
+	byteSize := bitLength / 256
+	digest := sha3.Sum256(data)
+	output := make([]byte, bitLength/8)
+	outputBI := big.NewInt(0)
+	for i := 0; i < k; i++ {
+		position := digest[i*byteSize : (i+1)*byteSize]
+		if outputBI.Bit(int(new(big.Int).SetBytes(position).Int64())) != 1 {
+			outputBI.SetBit(outputBI, int(new(big.Int).SetBytes(position).Int64()), 1)
+		} else if k*byteSize <= 32 {
+			// we need to extend the search
+			k++
+		} else {
+			fmt.Printf(
+				"digest %+x cannot be used as bloom index, panicking\n",
+				digest,
+			)
+			panic(
+				"could not generate bloom filter index, k offset cannot be adjusted",
+			)
+		}
+	}
+	outputBI.FillBytes(output)
+	return output
+}

node/p2p/blossomsub.go

@@ -0,0 +1,421 @@
+package p2p
+
+import (
+	"context"
+	"crypto/rand"
+	"encoding/hex"
+	"math/big"
+	"sync"
+
+	"github.com/libp2p/go-libp2p"
+	dht "github.com/libp2p/go-libp2p-kad-dht"
+	libp2pconfig "github.com/libp2p/go-libp2p/config"
+	"github.com/libp2p/go-libp2p/core/crypto"
+	"github.com/libp2p/go-libp2p/core/host"
+	"github.com/libp2p/go-libp2p/core/peer"
+	"github.com/libp2p/go-libp2p/p2p/discovery/routing"
+	"github.com/libp2p/go-libp2p/p2p/discovery/util"
+	"github.com/pkg/errors"
+	"go.uber.org/zap"
+	blossomsub "source.quilibrium.com/quilibrium/monorepo/go-libp2p-blossomsub"
+	"source.quilibrium.com/quilibrium/monorepo/go-libp2p-blossomsub/pb"
+	"source.quilibrium.com/quilibrium/monorepo/node/config"
+)
+
+type BlossomSub struct {
+	ps         *blossomsub.PubSub
+	ctx        context.Context
+	logger     *zap.Logger
+	peerID     peer.ID
+	bitmaskMap map[string]*blossomsub.Bitmask
+}
+
+var _ PubSub = (*BlossomSub)(nil)
+var ErrNoPeersAvailable = errors.New("no peers available")
+
+// Crucial note, bitmask lengths should always be a power of two so as to reduce
+// index bias with hash functions
+var BITMASK_ALL = []byte{
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+	0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+}
+
+func NewBlossomSub(
+	p2pConfig *config.P2PConfig,
+	logger *zap.Logger,
+) *BlossomSub {
+	ctx := context.Background()
+
+	opts := []libp2pconfig.Option{
+		libp2p.ListenAddrStrings(p2pConfig.ListenMultiaddr),
+	}
+
+	if p2pConfig.PeerPrivKey != "" {
+		peerPrivKey, err := hex.DecodeString(p2pConfig.PeerPrivKey)
+		if err != nil {
+			panic(errors.Wrap(err, "error unmarshaling peerkey"))
+		}
+
+		privKey, err := crypto.UnmarshalEd448PrivateKey(peerPrivKey)
+		if err != nil {
+			panic(errors.Wrap(err, "error unmarshaling peerkey"))
+		}
+
+		opts = append(opts, libp2p.Identity(privKey))
+	}
+
+	h, err := libp2p.New(opts...)
+	if err != nil {
+		panic(errors.Wrap(err, "error constructing p2p"))
+	}
+
+	logger.Info("established peer id", zap.String("peer_id", h.ID().String()))
+
+	go discoverPeers(p2pConfig, ctx, logger, h)
+
+	var tracer *blossomsub.JSONTracer
+	if p2pConfig.TraceLogFile == "" {
+		tracer, err = blossomsub.NewStdoutJSONTracer()
+		if err != nil {
+			panic(errors.Wrap(err, "error building stdout tracer"))
+		}
+	} else {
+		tracer, err = blossomsub.NewJSONTracer(p2pConfig.TraceLogFile)
+		if err != nil {
+			panic(errors.Wrap(err, "error building file tracer"))
+		}
+	}
+
+	blossomOpts := []blossomsub.Option{
+		blossomsub.WithEventTracer(tracer),
+	}
+
+	params := mergeDefaults(p2pConfig)
+	rt := blossomsub.NewBlossomSubRouter(h, params)
+	ps, err := blossomsub.NewBlossomSubWithRouter(ctx, h, rt, blossomOpts...)
+	if err != nil {
+		panic(err)
+	}
+
+	peerID := h.ID()
+
+	return &BlossomSub{
+		ps,
+		ctx,
+		logger,
+		peerID,
+		make(map[string]*blossomsub.Bitmask),
+	}
+}
+
+func (b *BlossomSub) PublishToBitmask(bitmask []byte, data []byte) error {
+	bm, ok := b.bitmaskMap[string(bitmask)]
+	if !ok {
+		b.logger.Error(
+			"error while publishing to bitmask",
+			zap.Error(errors.New("not subscribed to bitmask")),
+			zap.Binary("bitmask", bitmask),
+		)
+		return errors.New("not subscribed to bitmask")
+	}
+
+	return bm.Publish(b.ctx, data)
+}
+
+func (b *BlossomSub) Publish(data []byte) error {
+	bitmask := getBloomFilterIndices(data, 256, 3)
+	return b.PublishToBitmask(bitmask, data)
+}
+
+func (b *BlossomSub) Subscribe(
+	bitmask []byte,
+	handler func(message *pb.Message) error,
+	raw bool,
+) {
+	eval := func(bitmask []byte) error {
+		_, ok := b.bitmaskMap[string(bitmask)]
+		if ok {
+			return nil
+		}
+
+		b.logger.Info("joining broadcast")
+		bm, err := b.ps.Join(bitmask)
+		if err != nil {
+			b.logger.Error("join failed", zap.Error(err))
+			return errors.Wrap(err, "subscribe")
+		}
+
+		b.bitmaskMap[string(bitmask)] = bm
+
+		b.logger.Info("subscribe to bitmask", zap.Binary("bitmask", bitmask))
+		sub, err := bm.Subscribe()
+		if err != nil {
+			b.logger.Error("subscription failed", zap.Error(err))
+			return errors.Wrap(err, "subscribe")
+		}
+
+		b.logger.Info(
+			"begin streaming from bitmask",
+			zap.Binary("bitmask", bitmask),
+		)
+		go func() {
+			for {
+				m, err := sub.Next(b.ctx)
+				if err != nil {
+					b.logger.Error(
+						"got error when fetching the next message",
+						zap.Error(err),
+					)
+				}
+
+				if err = handler(m.Message); err != nil {
+					b.logger.Error("message handler returned error", zap.Error(err))
+				}
+			}
+		}()
+
+		return nil
+	}
+
+	if raw {
+		if err := eval(bitmask); err != nil {
+			b.logger.Error("subscribe returned error", zap.Error(err))
+		}
+	} else {
+		if err := generateBitSlices(bitmask, eval); err != nil {
+			b.logger.Error("bloom subscribe returned error", zap.Error(err))
+		}
+	}
+}
+
+func (b *BlossomSub) Unsubscribe(bitmask []byte, raw bool) {
+	bm, ok := b.bitmaskMap[string(bitmask)]
+	if !ok {
+		return
+	}
+
+	bm.Close()
+}
+
+func (b *BlossomSub) GetPeerID() []byte {
+	return []byte(b.peerID)
+}
+
+func (b *BlossomSub) GetRandomPeer(bitmask []byte) ([]byte, error) {
+	peers := b.ps.ListPeers(bitmask)
+	if len(peers) == 0 {
+		return nil, errors.Wrap(
+			ErrNoPeersAvailable,
+			"get random peer",
+		)
+	}
+	b.logger.Info("selecting from peers", zap.Any("peer_ids", peers))
+	sel, err := rand.Int(rand.Reader, big.NewInt(int64(len(peers))))
+	if err != nil {
+		return nil, errors.Wrap(err, "get random peer")
+	}
+
+	return []byte(peers[sel.Int64()]), nil
+}
+
+func initDHT(
+	ctx context.Context,
+	p2pConfig *config.P2PConfig,
+	logger *zap.Logger,
+	h host.Host,
+) *dht.IpfsDHT {
+	logger.Info("establishing dht")
+	kademliaDHT, err := dht.New(ctx, h)
+	if err != nil {
+		panic(err)
+	}
+	if err = kademliaDHT.Bootstrap(ctx); err != nil {
+		panic(err)
+	}
+	var wg sync.WaitGroup
+
+	logger.Info("connecting to bootstrap", zap.String("peer_id", h.ID().String()))
+
+	defaultBootstrapPeers := p2pConfig.BootstrapPeers
+
+	for _, peerAddr := range defaultBootstrapPeers {
+		peerinfo, err := peer.AddrInfoFromString(peerAddr)
+		if err != nil {
+			panic(err)
+		}
+		wg.Add(1)
+		go func() {
+			defer wg.Done()
+			if err := h.Connect(ctx, *peerinfo); err != nil {
+				logger.Warn("error while connecting to dht peer", zap.Error(err))
+			}
+		}()
+	}
+	wg.Wait()
+
+	return kademliaDHT
+}
+
+func discoverPeers(
+	p2pConfig *config.P2PConfig,
+	ctx context.Context,
+	logger *zap.Logger,
+	h host.Host,
+) {
+	logger.Info("initiating peer discovery")
+
+	kademliaDHT := initDHT(ctx, p2pConfig, logger, h)
+	routingDiscovery := routing.NewRoutingDiscovery(kademliaDHT)
+	util.Advertise(ctx, routingDiscovery, string(BITMASK_ALL))
+
+	peerCount := 0
+	for peerCount < p2pConfig.MinPeers {
+		peerChan, err := routingDiscovery.FindPeers(ctx, string(BITMASK_ALL))
+		if err != nil {
+			panic(err)
+		}
+		for peer := range peerChan {
+			if peer.ID == h.ID() {
+				continue
+			}
+
+			logger.Info("found peer", zap.String("peer_id", peer.ID.Pretty()))
+			err := h.Connect(ctx, peer)
+			if err != nil {
+				logger.Warn(
+					"error while connecting to blossomsub peer",
+					zap.String("peer_id", peer.ID.Pretty()),
+					zap.Error(err),
+				)
+			} else {
+				logger.Info(
+					"connected to peer",
+					zap.String("peer_id", peer.ID.Pretty()),
+				)
+				peerCount++
+			}
+		}
+	}
+
+	logger.Info("completed initial peer discovery")
+}
+
+func mergeDefaults(p2pConfig *config.P2PConfig) blossomsub.BlossomSubParams {
+	if p2pConfig.D == 0 {
+		p2pConfig.D = blossomsub.BlossomSubD
+	}
+	if p2pConfig.DLo == 0 {
+		p2pConfig.DLo = blossomsub.BlossomSubDlo
+	}
+	if p2pConfig.DHi == 0 {
+		p2pConfig.DHi = blossomsub.BlossomSubDhi
+	}
+	if p2pConfig.DScore == 0 {
+		p2pConfig.DScore = blossomsub.BlossomSubDscore
+	}
+	if p2pConfig.DOut == 0 {
+		p2pConfig.DOut = blossomsub.BlossomSubDout
+	}
+	if p2pConfig.HistoryLength == 0 {
+		p2pConfig.HistoryLength = blossomsub.BlossomSubHistoryLength
+	}
+	if p2pConfig.HistoryGossip == 0 {
+		p2pConfig.HistoryGossip = blossomsub.BlossomSubHistoryGossip
+	}
+	if p2pConfig.DLazy == 0 {
+		p2pConfig.DLazy = blossomsub.BlossomSubDlazy
+	}
+	if p2pConfig.GossipFactor == 0 {
+		p2pConfig.GossipFactor = blossomsub.BlossomSubGossipFactor
+	}
+	if p2pConfig.GossipRetransmission == 0 {
+		p2pConfig.GossipRetransmission = blossomsub.BlossomSubGossipRetransmission
+	}
+	if p2pConfig.HeartbeatInitialDelay == 0 {
+		p2pConfig.HeartbeatInitialDelay = blossomsub.BlossomSubHeartbeatInitialDelay
+	}
+	if p2pConfig.HeartbeatInterval == 0 {
+		p2pConfig.HeartbeatInterval = blossomsub.BlossomSubHeartbeatInterval
+	}
+	if p2pConfig.FanoutTTL == 0 {
+		p2pConfig.FanoutTTL = blossomsub.BlossomSubFanoutTTL
+	}
+	if p2pConfig.PrunePeers == 0 {
+		p2pConfig.PrunePeers = blossomsub.BlossomSubPrunePeers
+	}
+	if p2pConfig.PruneBackoff == 0 {
+		p2pConfig.PruneBackoff = blossomsub.BlossomSubPruneBackoff
+	}
+	if p2pConfig.UnsubscribeBackoff == 0 {
+		p2pConfig.UnsubscribeBackoff = blossomsub.BlossomSubUnsubscribeBackoff
+	}
+	if p2pConfig.Connectors == 0 {
+		p2pConfig.Connectors = blossomsub.BlossomSubConnectors
+	}
+	if p2pConfig.MaxPendingConnections == 0 {
+		p2pConfig.MaxPendingConnections = blossomsub.BlossomSubMaxPendingConnections
+	}
+	if p2pConfig.ConnectionTimeout == 0 {
+		p2pConfig.ConnectionTimeout = blossomsub.BlossomSubConnectionTimeout
+	}
+	if p2pConfig.DirectConnectTicks == 0 {
+		p2pConfig.DirectConnectTicks = blossomsub.BlossomSubDirectConnectTicks
+	}
+	if p2pConfig.DirectConnectInitialDelay == 0 {
+		p2pConfig.DirectConnectInitialDelay =
+			blossomsub.BlossomSubDirectConnectInitialDelay
+	}
+	if p2pConfig.OpportunisticGraftTicks == 0 {
+		p2pConfig.OpportunisticGraftTicks =
+			blossomsub.BlossomSubOpportunisticGraftTicks
+	}
+	if p2pConfig.OpportunisticGraftPeers == 0 {
+		p2pConfig.OpportunisticGraftPeers =
+			blossomsub.BlossomSubOpportunisticGraftPeers
+	}
+	if p2pConfig.GraftFloodThreshold == 0 {
+		p2pConfig.GraftFloodThreshold = blossomsub.BlossomSubGraftFloodThreshold
+	}
+	if p2pConfig.MaxIHaveLength == 0 {
+		p2pConfig.MaxIHaveLength = blossomsub.BlossomSubMaxIHaveLength
+	}
+	if p2pConfig.MaxIHaveMessages == 0 {
+		p2pConfig.MaxIHaveMessages = blossomsub.BlossomSubMaxIHaveMessages
+	}
+	if p2pConfig.IWantFollowupTime == 0 {
+		p2pConfig.IWantFollowupTime = blossomsub.BlossomSubIWantFollowupTime
+	}
+
+	return blossomsub.BlossomSubParams{
+		D:                         p2pConfig.D,
+		Dlo:                       p2pConfig.DLo,
+		Dhi:                       p2pConfig.DHi,
+		Dscore:                    p2pConfig.DScore,
+		Dout:                      p2pConfig.DOut,
+		HistoryLength:             p2pConfig.HistoryLength,
+		HistoryGossip:             p2pConfig.HistoryGossip,
+		Dlazy:                     p2pConfig.DLazy,
+		GossipFactor:              p2pConfig.GossipFactor,
+		GossipRetransmission:      p2pConfig.GossipRetransmission,
+		HeartbeatInitialDelay:     p2pConfig.HeartbeatInitialDelay,
+		HeartbeatInterval:         p2pConfig.HeartbeatInterval,
+		FanoutTTL:                 p2pConfig.FanoutTTL,
+		PrunePeers:                p2pConfig.PrunePeers,
+		PruneBackoff:              p2pConfig.PruneBackoff,
+		UnsubscribeBackoff:        p2pConfig.UnsubscribeBackoff,
+		Connectors:                p2pConfig.Connectors,
+		MaxPendingConnections:     p2pConfig.MaxPendingConnections,
+		ConnectionTimeout:         p2pConfig.ConnectionTimeout,
+		DirectConnectTicks:        p2pConfig.DirectConnectTicks,
+		DirectConnectInitialDelay: p2pConfig.DirectConnectInitialDelay,
+		OpportunisticGraftTicks:   p2pConfig.OpportunisticGraftTicks,
+		OpportunisticGraftPeers:   p2pConfig.OpportunisticGraftPeers,
+		GraftFloodThreshold:       p2pConfig.GraftFloodThreshold,
+		MaxIHaveLength:            p2pConfig.MaxIHaveLength,
+		MaxIHaveMessages:          p2pConfig.MaxIHaveMessages,
+		IWantFollowupTime:         p2pConfig.IWantFollowupTime,
+		SlowHeartbeatWarning:      0.1,
+	}
+}

node/p2p/pubsub.go

@@ -0,0 +1,14 @@
+package p2p
+
+import (
+	"source.quilibrium.com/quilibrium/monorepo/go-libp2p-blossomsub/pb"
+)
+
+type PubSub interface {
+	PublishToBitmask(bitmask []byte, data []byte) error
+	Publish(data []byte) error
+	Subscribe(bitmask []byte, handler func(message *pb.Message) error, raw bool)
+	Unsubscribe(bitmask []byte, raw bool)
+	GetPeerID() []byte
+	GetRandomPeer(bitmask []byte) ([]byte, error)
+}

node/protobufs/Makefile

@@ -0,0 +1,12 @@
+PB = $(wildcard *.proto)
+GO = $(PB:.proto=.pb.go)
+PWD = $(pwd)
+
+all: $(GO)
+
+%.pb.go: %.proto
+		protoc -I=. --go_out=paths=source_relative:. *.proto
+
+clean:
+		rm -f *.pb.go
+		rm -f *.go

node/protobufs/application.pb.go

@@ -0,0 +1,468 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.30.0
+// 	protoc        v3.21.12
+// source: application.proto
+
+package protobufs
+
+import (
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	reflect "reflect"
+	sync "sync"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+)
+
+// The ExecutionContext defines the operating environment of the application
+type ExecutionContext int32
+
+const (
+	// Intrinsic execution is a protocol-native application – Nodes are expected
+	// to have the necessary information required to execute.
+	// Intrinsic applications have addresses that have infinitessimal likelihood
+	// of collision and must be constructed as nothing-up-my-sleeve values.
+	ExecutionContext_EXECUTION_CONTEXT_INTRINSIC ExecutionContext = 0
+	// Hypergraph execution is also protocol-native, however it can be chained
+	// with extrinsic execution whereas other intrinsics cannot.
+	// Hypergraph applications have addresses that are derived from location
+	// within the hypergraph.
+	ExecutionContext_EXECUTION_CONTEXT_HYPERGRAPH ExecutionContext = 1
+	// Extrinsic execution is evaluation of application code that lives on the
+	// protocol, either within the hypergraph or supplementary to it, e.g. MetaVM.
+	ExecutionContext_EXECUTION_CONTEXT_EXTRINSIC ExecutionContext = 2
+)
+
+// Enum value maps for ExecutionContext.
+var (
+	ExecutionContext_name = map[int32]string{
+		0: "EXECUTION_CONTEXT_INTRINSIC",
+		1: "EXECUTION_CONTEXT_HYPERGRAPH",
+		2: "EXECUTION_CONTEXT_EXTRINSIC",
+	}
+	ExecutionContext_value = map[string]int32{
+		"EXECUTION_CONTEXT_INTRINSIC":  0,
+		"EXECUTION_CONTEXT_HYPERGRAPH": 1,
+		"EXECUTION_CONTEXT_EXTRINSIC":  2,
+	}
+)
+
+func (x ExecutionContext) Enum() *ExecutionContext {
+	p := new(ExecutionContext)
+	*p = x
+	return p
+}
+
+func (x ExecutionContext) String() string {
+	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
+}
+
+func (ExecutionContext) Descriptor() protoreflect.EnumDescriptor {
+	return file_application_proto_enumTypes[0].Descriptor()
+}
+
+func (ExecutionContext) Type() protoreflect.EnumType {
+	return &file_application_proto_enumTypes[0]
+}
+
+func (x ExecutionContext) Number() protoreflect.EnumNumber {
+	return protoreflect.EnumNumber(x)
+}
+
+// Deprecated: Use ExecutionContext.Descriptor instead.
+func (ExecutionContext) EnumDescriptor() ([]byte, []int) {
+	return file_application_proto_rawDescGZIP(), []int{0}
+}
+
+type Application struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Address          []byte           `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
+	ExecutionContext ExecutionContext `protobuf:"varint,2,opt,name=execution_context,json=executionContext,proto3,enum=quilibrium.node.application.pb.ExecutionContext" json:"execution_context,omitempty"`
+}
+
+func (x *Application) Reset() {
+	*x = Application{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_application_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *Application) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*Application) ProtoMessage() {}
+
+func (x *Application) ProtoReflect() protoreflect.Message {
+	mi := &file_application_proto_msgTypes[0]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use Application.ProtoReflect.Descriptor instead.
+func (*Application) Descriptor() ([]byte, []int) {
+	return file_application_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *Application) GetAddress() []byte {
+	if x != nil {
+		return x.Address
+	}
+	return nil
+}
+
+func (x *Application) GetExecutionContext() ExecutionContext {
+	if x != nil {
+		return x.ExecutionContext
+	}
+	return ExecutionContext_EXECUTION_CONTEXT_INTRINSIC
+}
+
+type IntrinsicExecutionInput struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Address []byte `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
+	Input   []byte `protobuf:"bytes,2,opt,name=input,proto3" json:"input,omitempty"`
+}
+
+func (x *IntrinsicExecutionInput) Reset() {
+	*x = IntrinsicExecutionInput{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_application_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *IntrinsicExecutionInput) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*IntrinsicExecutionInput) ProtoMessage() {}
+
+func (x *IntrinsicExecutionInput) ProtoReflect() protoreflect.Message {
+	mi := &file_application_proto_msgTypes[1]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use IntrinsicExecutionInput.ProtoReflect.Descriptor instead.
+func (*IntrinsicExecutionInput) Descriptor() ([]byte, []int) {
+	return file_application_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *IntrinsicExecutionInput) GetAddress() []byte {
+	if x != nil {
+		return x.Address
+	}
+	return nil
+}
+
+func (x *IntrinsicExecutionInput) GetInput() []byte {
+	if x != nil {
+		return x.Input
+	}
+	return nil
+}
+
+type IntrinsicExecutionOutput struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Address []byte `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
+	Output  []byte `protobuf:"bytes,2,opt,name=output,proto3" json:"output,omitempty"`
+	Proof   []byte `protobuf:"bytes,3,opt,name=proof,proto3" json:"proof,omitempty"`
+}
+
+func (x *IntrinsicExecutionOutput) Reset() {
+	*x = IntrinsicExecutionOutput{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_application_proto_msgTypes[2]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *IntrinsicExecutionOutput) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*IntrinsicExecutionOutput) ProtoMessage() {}
+
+func (x *IntrinsicExecutionOutput) ProtoReflect() protoreflect.Message {
+	mi := &file_application_proto_msgTypes[2]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use IntrinsicExecutionOutput.ProtoReflect.Descriptor instead.
+func (*IntrinsicExecutionOutput) Descriptor() ([]byte, []int) {
+	return file_application_proto_rawDescGZIP(), []int{2}
+}
+
+func (x *IntrinsicExecutionOutput) GetAddress() []byte {
+	if x != nil {
+		return x.Address
+	}
+	return nil
+}
+
+func (x *IntrinsicExecutionOutput) GetOutput() []byte {
+	if x != nil {
+		return x.Output
+	}
+	return nil
+}
+
+func (x *IntrinsicExecutionOutput) GetProof() []byte {
+	if x != nil {
+		return x.Proof
+	}
+	return nil
+}
+
+type Message struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Hash    []byte `protobuf:"bytes,1,opt,name=hash,proto3" json:"hash,omitempty"`
+	Address []byte `protobuf:"bytes,2,opt,name=address,proto3" json:"address,omitempty"`
+	Payload []byte `protobuf:"bytes,3,opt,name=payload,proto3" json:"payload,omitempty"`
+}
+
+func (x *Message) Reset() {
+	*x = Message{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_application_proto_msgTypes[3]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *Message) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*Message) ProtoMessage() {}
+
+func (x *Message) ProtoReflect() protoreflect.Message {
+	mi := &file_application_proto_msgTypes[3]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use Message.ProtoReflect.Descriptor instead.
+func (*Message) Descriptor() ([]byte, []int) {
+	return file_application_proto_rawDescGZIP(), []int{3}
+}
+
+func (x *Message) GetHash() []byte {
+	if x != nil {
+		return x.Hash
+	}
+	return nil
+}
+
+func (x *Message) GetAddress() []byte {
+	if x != nil {
+		return x.Address
+	}
+	return nil
+}
+
+func (x *Message) GetPayload() []byte {
+	if x != nil {
+		return x.Payload
+	}
+	return nil
+}
+
+var File_application_proto protoreflect.FileDescriptor
+
+var file_application_proto_rawDesc = []byte{
+	0x0a, 0x11, 0x61, 0x70, 0x70, 0x6c, 0x69, 0x63, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x2e, 0x70, 0x72,
+	0x6f, 0x74, 0x6f, 0x12, 0x1e, 0x71, 0x75, 0x69, 0x6c, 0x69, 0x62, 0x72, 0x69, 0x75, 0x6d, 0x2e,
+	0x6e, 0x6f, 0x64, 0x65, 0x2e, 0x61, 0x70, 0x70, 0x6c, 0x69, 0x63, 0x61, 0x74, 0x69, 0x6f, 0x6e,
+	0x2e, 0x70, 0x62, 0x22, 0x86, 0x01, 0x0a, 0x0b, 0x41, 0x70, 0x70, 0x6c, 0x69, 0x63, 0x61, 0x74,
+	0x69, 0x6f, 0x6e, 0x12, 0x18, 0x0a, 0x07, 0x61, 0x64, 0x64, 0x72, 0x65, 0x73, 0x73, 0x18, 0x01,
+	0x20, 0x01, 0x28, 0x0c, 0x52, 0x07, 0x61, 0x64, 0x64, 0x72, 0x65, 0x73, 0x73, 0x12, 0x5d, 0x0a,
+	0x11, 0x65, 0x78, 0x65, 0x63, 0x75, 0x74, 0x69, 0x6f, 0x6e, 0x5f, 0x63, 0x6f, 0x6e, 0x74, 0x65,
+	0x78, 0x74, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0e, 0x32, 0x30, 0x2e, 0x71, 0x75, 0x69, 0x6c, 0x69,
+	0x62, 0x72, 0x69, 0x75, 0x6d, 0x2e, 0x6e, 0x6f, 0x64, 0x65, 0x2e, 0x61, 0x70, 0x70, 0x6c, 0x69,
+	0x63, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x2e, 0x70, 0x62, 0x2e, 0x45, 0x78, 0x65, 0x63, 0x75, 0x74,
+	0x69, 0x6f, 0x6e, 0x43, 0x6f, 0x6e, 0x74, 0x65, 0x78, 0x74, 0x52, 0x10, 0x65, 0x78, 0x65, 0x63,
+	0x75, 0x74, 0x69, 0x6f, 0x6e, 0x43, 0x6f, 0x6e, 0x74, 0x65, 0x78, 0x74, 0x22, 0x49, 0x0a, 0x17,
+	0x49, 0x6e, 0x74, 0x72, 0x69, 0x6e, 0x73, 0x69, 0x63, 0x45, 0x78, 0x65, 0x63, 0x75, 0x74, 0x69,
+	0x6f, 0x6e, 0x49, 0x6e, 0x70, 0x75, 0x74, 0x12, 0x18, 0x0a, 0x07, 0x61, 0x64, 0x64, 0x72, 0x65,
+	0x73, 0x73, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0c, 0x52, 0x07, 0x61, 0x64, 0x64, 0x72, 0x65, 0x73,
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+	0x66, 0x73, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+}
+
+var (
+	file_application_proto_rawDescOnce sync.Once
+	file_application_proto_rawDescData = file_application_proto_rawDesc
+)
+
+func file_application_proto_rawDescGZIP() []byte {
+	file_application_proto_rawDescOnce.Do(func() {
+		file_application_proto_rawDescData = protoimpl.X.CompressGZIP(file_application_proto_rawDescData)
+	})
+	return file_application_proto_rawDescData
+}
+
+var file_application_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
+var file_application_proto_msgTypes = make([]protoimpl.MessageInfo, 4)
+var file_application_proto_goTypes = []interface{}{
+	(ExecutionContext)(0),            // 0: quilibrium.node.application.pb.ExecutionContext
+	(*Application)(nil),              // 1: quilibrium.node.application.pb.Application
+	(*IntrinsicExecutionInput)(nil),  // 2: quilibrium.node.application.pb.IntrinsicExecutionInput
+	(*IntrinsicExecutionOutput)(nil), // 3: quilibrium.node.application.pb.IntrinsicExecutionOutput
+	(*Message)(nil),                  // 4: quilibrium.node.application.pb.Message
+}
+var file_application_proto_depIdxs = []int32{
+	0, // 0: quilibrium.node.application.pb.Application.execution_context:type_name -> quilibrium.node.application.pb.ExecutionContext
+	1, // [1:1] is the sub-list for method output_type
+	1, // [1:1] is the sub-list for method input_type
+	1, // [1:1] is the sub-list for extension type_name
+	1, // [1:1] is the sub-list for extension extendee
+	0, // [0:1] is the sub-list for field type_name
+}
+
+func init() { file_application_proto_init() }
+func file_application_proto_init() {
+	if File_application_proto != nil {
+		return
+	}
+	if !protoimpl.UnsafeEnabled {
+		file_application_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Application); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_application_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*IntrinsicExecutionInput); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_application_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*IntrinsicExecutionOutput); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_application_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Message); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: file_application_proto_rawDesc,
+			NumEnums:      1,
+			NumMessages:   4,
+			NumExtensions: 0,
+			NumServices:   0,
+		},
+		GoTypes:           file_application_proto_goTypes,
+		DependencyIndexes: file_application_proto_depIdxs,
+		EnumInfos:         file_application_proto_enumTypes,
+		MessageInfos:      file_application_proto_msgTypes,
+	}.Build()
+	File_application_proto = out.File
+	file_application_proto_rawDesc = nil
+	file_application_proto_goTypes = nil
+	file_application_proto_depIdxs = nil
+}

node/protobufs/application.proto

@@ -0,0 +1,44 @@
+syntax = "proto3";
+
+package quilibrium.node.application.pb;
+
+option go_package = "source.quilibrium.com/quilibrium/monorepo/node/protobufs";
+
+message Application {
+  bytes address = 1;
+  ExecutionContext execution_context = 2;
+}
+
+// The ExecutionContext defines the operating environment of the application
+enum ExecutionContext {
+  // Intrinsic execution is a protocol-native application – Nodes are expected
+  // to have the necessary information required to execute.
+  // Intrinsic applications have addresses that have infinitessimal likelihood
+  // of collision and must be constructed as nothing-up-my-sleeve values.
+  EXECUTION_CONTEXT_INTRINSIC = 0;
+  // Hypergraph execution is also protocol-native, however it can be chained
+  // with extrinsic execution whereas other intrinsics cannot.
+  // Hypergraph applications have addresses that are derived from location
+  // within the hypergraph.
+  EXECUTION_CONTEXT_HYPERGRAPH = 1;
+  // Extrinsic execution is evaluation of application code that lives on the
+  // protocol, either within the hypergraph or supplementary to it, e.g. MetaVM.
+  EXECUTION_CONTEXT_EXTRINSIC = 2;
+}
+
+message IntrinsicExecutionInput {
+  bytes address = 1;
+  bytes input = 2;
+}
+
+message IntrinsicExecutionOutput {
+  bytes address = 1;
+  bytes output = 2;
+  bytes proof = 3;
+}
+
+message Message {
+  bytes hash = 1;
+  bytes address = 2;
+  bytes payload = 3;
+}

node/protobufs/ceremony.pb.go

@@ -0,0 +1,224 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.30.0
+// 	protoc        v3.21.12
+// source: ceremony.proto
+
+package protobufs
+
+import (
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	reflect "reflect"
+	sync "sync"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+)
+
+// Describes the transcript of KZG ceremony execution
+type CeremonyTranscript struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// The active collection of powers over G1
+	G1Powers []*BLS48581G1PublicKey `protobuf:"bytes,1,rep,name=g1_powers,json=g1Powers,proto3" json:"g1_powers,omitempty"`
+	// The active collection of powers over G2
+	G2Powers []*BLS48581G2PublicKey `protobuf:"bytes,2,rep,name=g2_powers,json=g2Powers,proto3" json:"g2_powers,omitempty"`
+	// The running s^256 G1 witnesses – the choice of the 256th power is to ensure
+	// combinatorial birthday paradox-based attacks are not possible. In common
+	// KZG ceremonies, the collection of witnesses to PoT pubkeys produce the
+	// relationship of e(w*G1, s*G2) == (s'*G1, G2), where w*s == s'. The problem
+	// with this is that there are n powers under G2 (excl. the case where PoT
+	// ceremonies _only_ have the first G2 power), and so the chance of collision
+	// by combination to a target value for s' is feasible such that a sum of a
+	// permutation of valid G2 powers could forge witness values to reach a
+	// a desired outcome, as there are matching pairs of the G1 and G2 powers to
+	// permute. When the number of G2 powers is low, or one, this reduces to the
+	// discrete log assumption and so the only viable attack is of
+	// O(sqrt(<bit size>)) per Pollard's Rho (barring any advancements), but in
+	// many cases the number of G2 powers is high enough such that n! naive
+	// combinations of additions are greater (and cheap, since the additions are
+	// first tested in G1) than the required time of testing the discrete log,
+	// and combined with many generated target values, significantly reduces the
+	// amount of time required to complete the attack. This means that in
+	// traditional KZG ceremonies, the last contributor to a ceremony can
+	// potentially control the secret. Or, we can just track the witnesses to the
+	// highest power in the ceremony and avoid the whole problem. :)
+	RunningG1_256Witnesses []*BLS48581G1PublicKey `protobuf:"bytes,3,rep,name=running_g1_256_witnesses,json=runningG1256Witnesses,proto3" json:"running_g1_256_witnesses,omitempty"`
+	// The running s^256 G2 powers – see notes on running_g1_256_witnesses for why
+	// we do this.
+	RunningG2_256Powers []*BLS48581G2PublicKey `protobuf:"bytes,4,rep,name=running_g2_256_powers,json=runningG2256Powers,proto3" json:"running_g2_256_powers,omitempty"`
+}
+
+func (x *CeremonyTranscript) Reset() {
+	*x = CeremonyTranscript{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_ceremony_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *CeremonyTranscript) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*CeremonyTranscript) ProtoMessage() {}
+
+func (x *CeremonyTranscript) ProtoReflect() protoreflect.Message {
+	mi := &file_ceremony_proto_msgTypes[0]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use CeremonyTranscript.ProtoReflect.Descriptor instead.
+func (*CeremonyTranscript) Descriptor() ([]byte, []int) {
+	return file_ceremony_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *CeremonyTranscript) GetG1Powers() []*BLS48581G1PublicKey {
+	if x != nil {
+		return x.G1Powers
+	}
+	return nil
+}
+
+func (x *CeremonyTranscript) GetG2Powers() []*BLS48581G2PublicKey {
+	if x != nil {
+		return x.G2Powers
+	}
+	return nil
+}
+
+func (x *CeremonyTranscript) GetRunningG1_256Witnesses() []*BLS48581G1PublicKey {
+	if x != nil {
+		return x.RunningG1_256Witnesses
+	}
+	return nil
+}
+
+func (x *CeremonyTranscript) GetRunningG2_256Powers() []*BLS48581G2PublicKey {
+	if x != nil {
+		return x.RunningG2_256Powers
+	}
+	return nil
+}
+
+var File_ceremony_proto protoreflect.FileDescriptor
+
+var file_ceremony_proto_rawDesc = []byte{
+	0x0a, 0x0e, 0x63, 0x65, 0x72, 0x65, 0x6d, 0x6f, 0x6e, 0x79, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f,
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+	0x75, 0x6d, 0x2f, 0x6d, 0x6f, 0x6e, 0x6f, 0x72, 0x65, 0x70, 0x6f, 0x2f, 0x6e, 0x6f, 0x64, 0x65,
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+	0x6f, 0x33,
+}
+
+var (
+	file_ceremony_proto_rawDescOnce sync.Once
+	file_ceremony_proto_rawDescData = file_ceremony_proto_rawDesc
+)
+
+func file_ceremony_proto_rawDescGZIP() []byte {
+	file_ceremony_proto_rawDescOnce.Do(func() {
+		file_ceremony_proto_rawDescData = protoimpl.X.CompressGZIP(file_ceremony_proto_rawDescData)
+	})
+	return file_ceremony_proto_rawDescData
+}
+
+var file_ceremony_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
+var file_ceremony_proto_goTypes = []interface{}{
+	(*CeremonyTranscript)(nil),  // 0: quilibrium.node.ceremony.pb.CeremonyTranscript
+	(*BLS48581G1PublicKey)(nil), // 1: quilibrium.node.keys.pb.BLS48581G1PublicKey
+	(*BLS48581G2PublicKey)(nil), // 2: quilibrium.node.keys.pb.BLS48581G2PublicKey
+}
+var file_ceremony_proto_depIdxs = []int32{
+	1, // 0: quilibrium.node.ceremony.pb.CeremonyTranscript.g1_powers:type_name -> quilibrium.node.keys.pb.BLS48581G1PublicKey
+	2, // 1: quilibrium.node.ceremony.pb.CeremonyTranscript.g2_powers:type_name -> quilibrium.node.keys.pb.BLS48581G2PublicKey
+	1, // 2: quilibrium.node.ceremony.pb.CeremonyTranscript.running_g1_256_witnesses:type_name -> quilibrium.node.keys.pb.BLS48581G1PublicKey
+	2, // 3: quilibrium.node.ceremony.pb.CeremonyTranscript.running_g2_256_powers:type_name -> quilibrium.node.keys.pb.BLS48581G2PublicKey
+	4, // [4:4] is the sub-list for method output_type
+	4, // [4:4] is the sub-list for method input_type
+	4, // [4:4] is the sub-list for extension type_name
+	4, // [4:4] is the sub-list for extension extendee
+	0, // [0:4] is the sub-list for field type_name
+}
+
+func init() { file_ceremony_proto_init() }
+func file_ceremony_proto_init() {
+	if File_ceremony_proto != nil {
+		return
+	}
+	file_keys_proto_init()
+	if !protoimpl.UnsafeEnabled {
+		file_ceremony_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*CeremonyTranscript); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: file_ceremony_proto_rawDesc,
+			NumEnums:      0,
+			NumMessages:   1,
+			NumExtensions: 0,
+			NumServices:   0,
+		},
+		GoTypes:           file_ceremony_proto_goTypes,
+		DependencyIndexes: file_ceremony_proto_depIdxs,
+		MessageInfos:      file_ceremony_proto_msgTypes,
+	}.Build()
+	File_ceremony_proto = out.File
+	file_ceremony_proto_rawDesc = nil
+	file_ceremony_proto_goTypes = nil
+	file_ceremony_proto_depIdxs = nil
+}

node/protobufs/ceremony.proto

@@ -0,0 +1,39 @@
+syntax = "proto3";
+
+package quilibrium.node.ceremony.pb;
+
+option go_package = "source.quilibrium.com/quilibrium/monorepo/node/protobufs";
+
+import "keys.proto";
+
+// Describes the transcript of KZG ceremony execution
+message CeremonyTranscript {
+  // The active collection of powers over G1
+  repeated quilibrium.node.keys.pb.BLS48581G1PublicKey g1_powers = 1;
+  // The active collection of powers over G2
+  repeated quilibrium.node.keys.pb.BLS48581G2PublicKey g2_powers = 2;
+  // The running s^256 G1 witnesses – the choice of the 256th power is to ensure
+  // combinatorial birthday paradox-based attacks are not possible. In common
+  // KZG ceremonies, the collection of witnesses to PoT pubkeys produce the
+  // relationship of e(w*G1, s*G2) == (s'*G1, G2), where w*s == s'. The problem
+  // with this is that there are n powers under G2 (excl. the case where PoT
+  // ceremonies _only_ have the first G2 power), and so the chance of collision
+  // by combination to a target value for s' is feasible such that a sum of a
+  // permutation of valid G2 powers could forge witness values to reach a
+  // a desired outcome, as there are matching pairs of the G1 and G2 powers to
+  // permute. When the number of G2 powers is low, or one, this reduces to the
+  // discrete log assumption and so the only viable attack is of
+  // O(sqrt(<bit size>)) per Pollard's Rho (barring any advancements), but in
+  // many cases the number of G2 powers is high enough such that n! naive
+  // combinations of additions are greater (and cheap, since the additions are
+  // first tested in G1) than the required time of testing the discrete log,
+  // and combined with many generated target values, significantly reduces the
+  // amount of time required to complete the attack. This means that in
+  // traditional KZG ceremonies, the last contributor to a ceremony can
+  // potentially control the secret. Or, we can just track the witnesses to the
+  // highest power in the ceremony and avoid the whole problem. :)
+  repeated quilibrium.node.keys.pb.BLS48581G1PublicKey running_g1_256_witnesses = 3;
+  // The running s^256 G2 powers – see notes on running_g1_256_witnesses for why
+  // we do this.
+  repeated quilibrium.node.keys.pb.BLS48581G2PublicKey running_g2_256_powers = 4;
+}

node/protobufs/channel.proto

@@ -0,0 +1,181 @@
+syntax = "proto3";
+
+package quilibrium.node.channel.pb;
+
+option go_package = "source.quilibrium.com/quilibrium/monorepo/node/protobufs";
+
+import "keys.proto";
+
+// Describes a general channel envelope for a message.
+message P2PChannelEnvelope {
+  // A general protocol identifier as a uint32 – this is expected to rarely
+  // iterate, and should be uniquely identifying both protocol and version.
+  // Pragmatically speaking, this implies that the least significant byte
+  // specifies version (which should iterate most minimally), and the three most
+  // significant bytes should specify protocol. Recipients SHOULD ignore
+  // messages with incompatible protocol identifiers, but also SHOULD warn on
+  // identifiers with versions higher than the supported protocol. A large
+  // number of unsupported protocol messages may indicate spam/some other
+  // attack, whereas a large number of unsupported protocol versions may
+  // indicate an out of date client, respective to which side is the maximum of
+  // the version number.
+  uint32 protocol_identifier = 1;
+
+  // The encrypted message header. Message header encryption is mandatory –
+  // P2P channels in some cases pre-empt the mixnet and leaky information from
+  // unencrypted message headers could de-anonymize the recipient. It is thus
+  // also mandatory at the protocol implementation level that header sizes are
+  // consistent within a protocol so as to not leak metadata. An example of this
+  // is in Double and Triple-Ratchet, where the sequence identifiers MUST be
+  // encoded as fixed-length integers, as variable encoding can indicate a
+  // message being in the first 256, 65,536, etc. if an exchange is highly
+  // asymmetrical in sends/receives. This is especially critical in long
+  // running protocols with a need for fixed length messages (see message_body
+  // notes).
+  MessageCiphertext message_header = 2;
+
+  // The encrypted message body. Message bodies are variable length – ciphertext
+  // could range widely, however if this metadata is pertinent to determining
+  // protocol state, such as knowing what round an encapsulated protocol is in,
+  // or potentially what might be transferred over the protocol, protocol
+  // implementers SHOULD utilize chunking and send fixed length messages.
+  // Additionally, if rounds themselves are highly asymmetric or have
+  // long-standing processing times that could dangerously leak information of
+  // round state, implementers SHOULD defer protocol use to leverage the mixnet.
+  // If this is not feasible, the implementation details are left up to the
+  // exercise of the protocol author.
+  MessageCiphertext message_body = 3;
+}
+
+// Describes a general ciphertext payload.
+message MessageCiphertext {
+  // The intialization vector used for encryption. While cipher specific,
+  // typically this should be a unique value for every ciphertext. If this is
+  // not the case for a protocol where it should be, this SHOULD be considered
+  // an invalid message and warned, as it could either indicate compromise,
+  // or a faulty cryptographic implementation – such as a faulty PKCS#11
+  // implementation that has a code path to handle HSM vendors which mandate
+  // zeroed IVs before passing into encryption methods, as they will update the
+  // IV within the HSM through hardware-supplied entropy.
+  bytes initialization_vector = 1;
+
+  // The raw ciphertext byte string. This will be cipher specific, however some
+  // general attributes are expected to be followed. If there is a common
+  // layout expected, such as AES-GCM having the GCM tag appended to the
+  // ciphertext, please follow the common layout.
+  bytes ciphertext = 2;
+  
+  // The associated data byte string, if available. This will be highly protocol
+  // specific, but SHOULD NOT leak metadata.
+  bytes associated_data = 3;
+}
+
+// Describes the announcement of a new proving key.
+message ProvingKeyAnnouncement {
+  // The commitment to a Schnorr proof of the Identity Key. The commitment is
+  // produced by taking a hash of the C and S components of the proof.
+  bytes identity_commitment = 1;
+  // The commitment to a Schnorr proof of the Signed Pre Key. The commitment is
+  // produced by taking a hash of the C and S components of the proof.
+  bytes prekey_commitment = 2;
+
+  oneof proving_key_signature {
+    quilibrium.node.keys.pb.Ed448Signature proving_key_signature_ed448 = 3;
+  }
+}
+
+// Represents a request for a proving key.
+message ProvingKeyRequest {
+  bytes proving_key_bytes = 1;
+}
+
+// Describes the aggregation of inclusion commitments for a given clock frame
+message InclusionAggregateProof {
+  // The filter in which the inclusion proof was produced.
+  bytes filter = 1;
+  // The frame number in which the inclusion proof was added.
+  uint64 frame_number = 2;
+  // The collection of inclusion commitments, in order.
+  repeated InclusionCommitment inclusion_commitments = 3;
+  // The raw serialized proof, mirroring the type of commitment scheme used
+  // within the inclusion proofs.
+  bytes proof = 4;
+}
+
+// Describes the commitment of a data's inclusion in a given clock frame
+message InclusionCommitment {
+  // The filter in which the inclusion aggregate proof was produced.
+  bytes filter = 1;
+  // The frame number in which the inclusion aggregate proof was added.
+  uint64 frame_number = 2;
+  // The position of the data in the proof.
+  uint32 position = 3;
+  // The specific type url represented by the data.
+  string type_url = 4;
+  // The raw serialized data as incorporated into the inclusion proof. Due to
+  // the non-deterministic nature of protobuf serialization, this data is an
+  // opaque binary string so that inclusion proofs can be accurately assessed
+  // between various node implementations, and retain forwards-compatibility
+  // with additional properties in future revisions to types.
+  bytes data = 5;
+  // The raw serialized commitment. Similar to data, this commitment data is an
+  // opaque binary string so that future commitment types can be added without
+  // having to break the underlying inclusion structure.
+  bytes commitment = 6;
+}
+
+// Describes the announcement of both an identity key and signed pre key. This
+// is expected to be used for the initial announcement of a key bundle, and
+// subsequent full revocations if identity key and signed pre keys are both
+// suspected of/known to be compromised. Signatures under KeyBundleAnnouncement
+// are expected to be cross-signed, such that the signature on the identity key
+// is produced through the prover key, the signature on the signed pre key is
+// produced through the identity key. ProvingKeyAnnouncements may be repeated
+// whenever a key bundle update is expected – only the first proving key
+// announcement is retained in inclusion proofs, but the announcements
+// necessarily are required for key bundle updates, as they provide a commitment
+// to the updated keys' Schnorr proofs. An updated KeyBundleAnnouncement must
+// be captured in an inclusion proof before it may be used for communication
+// channels, and may only be used in communication channels once a lobby has
+// opened _after_ the inclusion proof. If a lobby is open during the time the
+// inclusion proof has been created, the announcement is not yet considered
+// valid.
+message KeyBundleAnnouncement {
+  IdentityKey identity_key = 1;
+  SignedPreKey signed_pre_key = 2;
+  bytes proving_key_bytes = 3;
+}
+
+// Describes the Identity Key and corresponding Schnorr proof. Schnorr proofs
+// are expected to mirror the EC parameters of the proving and identity key. If
+// they do not, validation will fail.
+message IdentityKey {
+  // The C component of the Schnorr proof, serialized as big endian.
+  bytes challenge = 1;
+  // The S component of the Schnorr proof, serialized as big endian.
+  bytes response = 2;
+  // The Statement component of the Schnorr proof, serialized as an (compressed,
+  // if possible) affine representation of the point.
+  bytes statement = 3;
+
+  oneof identity_key_signature {
+    quilibrium.node.keys.pb.Ed448Signature public_key_signature_ed448 = 4;
+  }
+}
+
+// Describes the Signed Pre Key and corresponding Schnorr proof. Schnorr proofs
+// are expected to mirror the EC parameters of the identity and signed pre key.
+// If they do not, validation will fail.
+message SignedPreKey {
+  // The C component of the Schnorr proof, serialized as big endian.
+  bytes challenge = 1;
+  // The S component of the Schnorr proof, serialized as big endian.
+  bytes response = 2;
+  // The Statement component of the Schnorr proof, serialized as an (compressed,
+  // if possible) affine representation of the point.
+  bytes statement = 3;
+
+  oneof signed_pre_key_signature {
+    quilibrium.node.keys.pb.Ed448Signature public_key_signature_ed448 = 4;
+  }
+}

node/protobufs/clock.go

@@ -0,0 +1,219 @@
+package protobufs
+
+import (
+	"encoding/binary"
+	"math/big"
+	"time"
+
+	"github.com/iden3/go-iden3-crypto/ff"
+	"github.com/iden3/go-iden3-crypto/poseidon"
+	"github.com/pkg/errors"
+	"golang.org/x/crypto/sha3"
+	"source.quilibrium.com/quilibrium/monorepo/nekryptology/pkg/vdf"
+)
+
+func ProveMasterClockFrame(
+	previousFrame *ClockFrame,
+	difficulty uint32,
+) (*ClockFrame, error) {
+	input := []byte{}
+	input = append(input, previousFrame.Filter...)
+	input = binary.BigEndian.AppendUint64(input, previousFrame.FrameNumber+1)
+	input = binary.BigEndian.AppendUint32(input, difficulty)
+	input = append(input, previousFrame.Output[:]...)
+
+	b := sha3.Sum256(input)
+	v := vdf.New(difficulty, b)
+	v.Execute()
+	o := v.GetOutput()
+
+	timestamp := time.Now().UnixMilli()
+
+	previousSelectorBytes := [516]byte{}
+	copy(previousSelectorBytes[:], previousFrame.Output[:516])
+
+	parent, err := poseidon.HashBytes(previousSelectorBytes[:])
+	if err != nil {
+		return nil, errors.Wrap(err, "prove clock frame")
+	}
+
+	frame := &ClockFrame{
+		Filter:          previousFrame.Filter,
+		FrameNumber:     previousFrame.FrameNumber + 1,
+		Timestamp:       timestamp,
+		Difficulty:      difficulty,
+		ParentSelector:  parent.Bytes(),
+		Input:           previousFrame.Output,
+		AggregateProofs: []*InclusionAggregateProof{},
+		Output:          o[:],
+	}
+
+	return frame, nil
+}
+
+func (frame *ClockFrame) VerifyMasterClockFrame() error {
+	input := []byte{}
+	input = append(input, frame.Filter...)
+	input = binary.BigEndian.AppendUint64(input, frame.FrameNumber)
+	input = binary.BigEndian.AppendUint32(input, frame.Difficulty)
+	input = append(input, frame.Input...)
+
+	if len(frame.Input) < 516 {
+		return errors.Wrap(
+			errors.New("invalid input"),
+			"verify clock frame",
+		)
+	}
+
+	if len(frame.AggregateProofs) > 0 {
+		return errors.Wrap(
+			errors.New("invalid input"),
+			"verify clock frame",
+		)
+	}
+
+	if frame.PublicKeySignature != nil {
+		return errors.Wrap(
+			errors.New("invalid input"),
+			"verify clock frame",
+		)
+	}
+
+	if len(frame.Input) != 516 {
+		return errors.Wrap(
+			errors.New("invalid input"),
+			"verify clock frame",
+		)
+	}
+
+	b := sha3.Sum256(input)
+	v := vdf.New(frame.Difficulty, b)
+	proof := [516]byte{}
+	copy(proof[:], frame.Output)
+
+	if !v.Verify(proof) {
+		return errors.Wrap(
+			errors.New("invalid proof"),
+			"verify clock frame",
+		)
+	}
+
+	previousSelectorBytes := [516]byte{}
+	copy(previousSelectorBytes[:], frame.Input[:516])
+
+	parent, err := poseidon.HashBytes(previousSelectorBytes[:])
+	if err != nil {
+		return errors.Wrap(err, "verify clock frame")
+	}
+
+	selector := new(big.Int).SetBytes(frame.ParentSelector)
+	if parent.Cmp(selector) != 0 {
+		return errors.Wrap(
+			errors.New("selector did not match input"),
+			"verify clock frame",
+		)
+	}
+
+	return nil
+}
+
+func (frame *ClockFrame) GetParentSelectorAndDistance() (
+	*big.Int,
+	*big.Int,
+	*big.Int,
+	error,
+) {
+	outputBytes := [516]byte{}
+	copy(outputBytes[:], frame.Output[:516])
+
+	selector, err := poseidon.HashBytes(outputBytes[:])
+	if err != nil {
+		return nil, nil, nil, errors.Wrap(err, "get parent selector and distance")
+	}
+
+	if frame.FrameNumber == 0 {
+		return big.NewInt(0), big.NewInt(0), selector, nil
+	}
+
+	parentSelector := new(big.Int).SetBytes(frame.ParentSelector)
+
+	pubkey := []byte{}
+	ed448PublicKey := frame.GetPublicKeySignatureEd448()
+	if ed448PublicKey != nil {
+		pubkey = ed448PublicKey.PublicKey.KeyValue
+	} else {
+		return nil, nil, nil, errors.Wrap(
+			errors.New("no valid signature provided"),
+			"get parent selector and distance",
+		)
+	}
+
+	discriminator, err := poseidon.HashBytes(pubkey)
+	if err != nil {
+		return nil, nil, nil, errors.Wrap(err, "get parent selector and distance")
+	}
+
+	l := new(big.Int).Mod(new(big.Int).Sub(selector, discriminator), ff.Modulus())
+	r := new(big.Int).Mod(new(big.Int).Sub(discriminator, selector), ff.Modulus())
+	distance := r
+	if l.Cmp(r) == -1 {
+		distance = l
+	}
+
+	return parentSelector, distance, selector, nil
+}
+
+func (frame *ClockFrame) GetSelector() (*big.Int, error) {
+	outputBytes := [516]byte{}
+	copy(outputBytes[:], frame.Output[:516])
+
+	selector, err := poseidon.HashBytes(outputBytes[:])
+	if err != nil {
+		return nil, errors.Wrap(err, "get selector")
+	}
+
+	return selector, nil
+}
+
+func (frame *ClockFrame) GetPublicKey() ([]byte, error) {
+	if frame.FrameNumber == 0 {
+		return make([]byte, 32), nil
+	}
+	pubkey := []byte{}
+	ed448PublicKey := frame.GetPublicKeySignatureEd448()
+	if ed448PublicKey != nil {
+		pubkey = ed448PublicKey.PublicKey.KeyValue
+	} else {
+		return nil, errors.Wrap(
+			errors.New("no valid signature provided"),
+			"get address",
+		)
+	}
+
+	return pubkey, nil
+}
+
+func (frame *ClockFrame) GetAddress() ([]byte, error) {
+	if frame.FrameNumber == 0 {
+		return make([]byte, 32), nil
+	}
+	pubkey := []byte{}
+	ed448PublicKey := frame.GetPublicKeySignatureEd448()
+	if ed448PublicKey != nil {
+		pubkey = ed448PublicKey.PublicKey.KeyValue
+	} else {
+		return nil, errors.Wrap(
+			errors.New("no valid signature provided"),
+			"get address",
+		)
+	}
+
+	address, err := poseidon.HashBytes(pubkey)
+	if err != nil {
+		return nil, errors.Wrap(err, "get parent selector and distance")
+	}
+	addressBytes := address.Bytes()
+	addressBytes = append(make([]byte, 32-len(addressBytes)), addressBytes...)
+
+	return addressBytes, nil
+}

node/protobufs/clock.pb.go

@@ -0,0 +1,502 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.30.0
+// 	protoc        v3.21.12
+// source: clock.proto
+
+package protobufs
+
+import (
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	reflect "reflect"
+	sync "sync"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+)
+
+// Represents a clock frame for a given filter. Clock frames are the primary
+// sequencing mechanism upon which the network derives consensus. As the master
+// pulse clock, this provides deterministic but random leader election. At the
+// data pulse clock level, this provides the same, within a quorum for data
+// sequencers.
+type ClockFrame struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// The filter is used as a domain separator for input, but in the context of
+	// verifiable delay functions, is simply prepended to the input field as input
+	// for the VDF.
+	Filter []byte `protobuf:"bytes,1,opt,name=filter,proto3" json:"filter,omitempty"`
+	// A strictly monotonically-increasing frame number. Used for culling old
+	// frames past a configurable cutoff point.
+	FrameNumber uint64 `protobuf:"varint,2,opt,name=frame_number,json=frameNumber,proto3" json:"frame_number,omitempty"`
+	// The self-reported timestamp from the proof publisher, encoded as an int64
+	// of the Unix epoch in milliseconds. Should be good until
+	// 292278994-08-17 07:12:55.807, at which point, this is someone else's
+	// problem. Timestamps are imperfect, but smoothed in a rolling window to
+	// ensure a network and quorum-stable difficulty adjustment. Anomalies are
+	// bounded such that a timestamp beyond ten times the average issuance rate
+	// is discarded in preference to the runner up electees, unless there is
+	// simply no alternative available (for example, if a network outage occurred
+	// from an upgrade or bug).
+	Timestamp int64 `protobuf:"varint,3,opt,name=timestamp,proto3" json:"timestamp,omitempty"`
+	// The difficulty level used for the frame. Difficulty is calculated based on
+	// the previous 60 timestamps correlated with difficulties, such that the
+	// interval smooths out to align to the type-defined rate. This is expected to
+	// increase subtly with clock speed and future hardware implementations, but
+	// due to incentive alignment associated with data proofs, not fastest clock
+	// in the west, should be gradual.
+	Difficulty uint32 `protobuf:"varint,4,opt,name=difficulty,proto3" json:"difficulty,omitempty"`
+	// The selector value of the previous frame's output, produced as a Poseidon
+	// hash of the output.
+	ParentSelector []byte `protobuf:"bytes,5,opt,name=parent_selector,json=parentSelector,proto3" json:"parent_selector,omitempty"`
+	// The input data used for the VDF proof. For the master pulse clock, this is
+	// the concatenation of the filter, frame number, difficulty, previous frame's
+	// output, and the rolled state proof commitment input. For the data pulse
+	// clocks, this is the concatenation of the filter, frame number, timestamp,
+	// difficulty, issuer address, previous frame's output, along with data
+	// mutation and availability proofs. Elements that are also in the fields of
+	// the clock frame are not included in this field due to redundancy. For the
+	// ceremony phase, this is a singular clock fusing master and data pulses.
+	Input []byte `protobuf:"bytes,6,opt,name=input,proto3" json:"input,omitempty"`
+	// The output data from the VDF, serialized as bytes. For Wesolowski, this is
+	// an encoding of the 258 byte Y value concatenated with the 258 byte proof
+	// value.
+	Output []byte `protobuf:"bytes,7,opt,name=output,proto3" json:"output,omitempty"`
+	// Any aggregate proofs to be rolled into the committed clock frame.
+	AggregateProofs []*InclusionAggregateProof `protobuf:"bytes,8,rep,name=aggregate_proofs,json=aggregateProofs,proto3" json:"aggregate_proofs,omitempty"`
+	// The signature of the proof issuer.
+	//
+	// Types that are assignable to PublicKeySignature:
+	//
+	//	*ClockFrame_PublicKeySignatureEd448
+	PublicKeySignature isClockFrame_PublicKeySignature `protobuf_oneof:"public_key_signature"`
+}
+
+func (x *ClockFrame) Reset() {
+	*x = ClockFrame{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_clock_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *ClockFrame) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ClockFrame) ProtoMessage() {}
+
+func (x *ClockFrame) ProtoReflect() protoreflect.Message {
+	mi := &file_clock_proto_msgTypes[0]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use ClockFrame.ProtoReflect.Descriptor instead.
+func (*ClockFrame) Descriptor() ([]byte, []int) {
+	return file_clock_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *ClockFrame) GetFilter() []byte {
+	if x != nil {
+		return x.Filter
+	}
+	return nil
+}
+
+func (x *ClockFrame) GetFrameNumber() uint64 {
+	if x != nil {
+		return x.FrameNumber
+	}
+	return 0
+}
+
+func (x *ClockFrame) GetTimestamp() int64 {
+	if x != nil {
+		return x.Timestamp
+	}
+	return 0
+}
+
+func (x *ClockFrame) GetDifficulty() uint32 {
+	if x != nil {
+		return x.Difficulty
+	}
+	return 0
+}
+
+func (x *ClockFrame) GetParentSelector() []byte {
+	if x != nil {
+		return x.ParentSelector
+	}
+	return nil
+}
+
+func (x *ClockFrame) GetInput() []byte {
+	if x != nil {
+		return x.Input
+	}
+	return nil
+}
+
+func (x *ClockFrame) GetOutput() []byte {
+	if x != nil {
+		return x.Output
+	}
+	return nil
+}
+
+func (x *ClockFrame) GetAggregateProofs() []*InclusionAggregateProof {
+	if x != nil {
+		return x.AggregateProofs
+	}
+	return nil
+}
+
+func (m *ClockFrame) GetPublicKeySignature() isClockFrame_PublicKeySignature {
+	if m != nil {
+		return m.PublicKeySignature
+	}
+	return nil
+}
+
+func (x *ClockFrame) GetPublicKeySignatureEd448() *Ed448Signature {
+	if x, ok := x.GetPublicKeySignature().(*ClockFrame_PublicKeySignatureEd448); ok {
+		return x.PublicKeySignatureEd448
+	}
+	return nil
+}
+
+type isClockFrame_PublicKeySignature interface {
+	isClockFrame_PublicKeySignature()
+}
+
+type ClockFrame_PublicKeySignatureEd448 struct {
+	PublicKeySignatureEd448 *Ed448Signature `protobuf:"bytes,9,opt,name=public_key_signature_ed448,json=publicKeySignatureEd448,proto3,oneof"`
+}
+
+func (*ClockFrame_PublicKeySignatureEd448) isClockFrame_PublicKeySignature() {}
+
+// Represents a request for a range of clock frames. Used to stay synchronized
+// to the latest state.
+type ClockFramesRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// The filter is used as a domain separator for input to the frames.
+	Filter []byte `protobuf:"bytes,1,opt,name=filter,proto3" json:"filter,omitempty"`
+	// The earliest frame in the range requested.
+	FromFrameNumber uint64 `protobuf:"varint,2,opt,name=from_frame_number,json=fromFrameNumber,proto3" json:"from_frame_number,omitempty"`
+	// The latest frame in the range requested, if provided. Capped to a maximum
+	// size of 128 frames.
+	ToFrameNumber uint64 `protobuf:"varint,3,opt,name=to_frame_number,json=toFrameNumber,proto3" json:"to_frame_number,omitempty"`
+}
+
+func (x *ClockFramesRequest) Reset() {
+	*x = ClockFramesRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_clock_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *ClockFramesRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ClockFramesRequest) ProtoMessage() {}
+
+func (x *ClockFramesRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_clock_proto_msgTypes[1]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use ClockFramesRequest.ProtoReflect.Descriptor instead.
+func (*ClockFramesRequest) Descriptor() ([]byte, []int) {
+	return file_clock_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *ClockFramesRequest) GetFilter() []byte {
+	if x != nil {
+		return x.Filter
+	}
+	return nil
+}
+
+func (x *ClockFramesRequest) GetFromFrameNumber() uint64 {
+	if x != nil {
+		return x.FromFrameNumber
+	}
+	return 0
+}
+
+func (x *ClockFramesRequest) GetToFrameNumber() uint64 {
+	if x != nil {
+		return x.ToFrameNumber
+	}
+	return 0
+}
+
+// Represents a response for a range of clock frames. Used to stay synchronized
+// to the latest state.
+type ClockFramesResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// The filter is used as a domain separator for input to the frames.
+	Filter []byte `protobuf:"bytes,1,opt,name=filter,proto3" json:"filter,omitempty"`
+	// The earliest frame in the range response. Paginated to a maximum size of
+	// 128 frames per response.
+	FromFrameNumber uint64 `protobuf:"varint,2,opt,name=from_frame_number,json=fromFrameNumber,proto3" json:"from_frame_number,omitempty"`
+	// The latest frame in the range response.
+	ToFrameNumber uint64 `protobuf:"varint,3,opt,name=to_frame_number,json=toFrameNumber,proto3" json:"to_frame_number,omitempty"`
+	// The set of clock frames within the provided range.
+	ClockFrames []*ClockFrame `protobuf:"bytes,4,rep,name=clock_frames,json=clockFrames,proto3" json:"clock_frames,omitempty"`
+}
+
+func (x *ClockFramesResponse) Reset() {
+	*x = ClockFramesResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_clock_proto_msgTypes[2]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *ClockFramesResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ClockFramesResponse) ProtoMessage() {}
+
+func (x *ClockFramesResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_clock_proto_msgTypes[2]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use ClockFramesResponse.ProtoReflect.Descriptor instead.
+func (*ClockFramesResponse) Descriptor() ([]byte, []int) {
+	return file_clock_proto_rawDescGZIP(), []int{2}
+}
+
+func (x *ClockFramesResponse) GetFilter() []byte {
+	if x != nil {
+		return x.Filter
+	}
+	return nil
+}
+
+func (x *ClockFramesResponse) GetFromFrameNumber() uint64 {
+	if x != nil {
+		return x.FromFrameNumber
+	}
+	return 0
+}
+
+func (x *ClockFramesResponse) GetToFrameNumber() uint64 {
+	if x != nil {
+		return x.ToFrameNumber
+	}
+	return 0
+}
+
+func (x *ClockFramesResponse) GetClockFrames() []*ClockFrame {
+	if x != nil {
+		return x.ClockFrames
+	}
+	return nil
+}
+
+var File_clock_proto protoreflect.FileDescriptor
+
+var file_clock_proto_rawDesc = []byte{
+	0x0a, 0x0b, 0x63, 0x6c, 0x6f, 0x63, 0x6b, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x18, 0x71,
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+	0x72, 0x6f, 0x74, 0x6f, 0x33,
+}
+
+var (
+	file_clock_proto_rawDescOnce sync.Once
+	file_clock_proto_rawDescData = file_clock_proto_rawDesc
+)
+
+func file_clock_proto_rawDescGZIP() []byte {
+	file_clock_proto_rawDescOnce.Do(func() {
+		file_clock_proto_rawDescData = protoimpl.X.CompressGZIP(file_clock_proto_rawDescData)
+	})
+	return file_clock_proto_rawDescData
+}
+
+var file_clock_proto_msgTypes = make([]protoimpl.MessageInfo, 3)
+var file_clock_proto_goTypes = []interface{}{
+	(*ClockFrame)(nil),              // 0: quilibrium.node.clock.pb.ClockFrame
+	(*ClockFramesRequest)(nil),      // 1: quilibrium.node.clock.pb.ClockFramesRequest
+	(*ClockFramesResponse)(nil),     // 2: quilibrium.node.clock.pb.ClockFramesResponse
+	(*InclusionAggregateProof)(nil), // 3: quilibrium.node.channel.pb.InclusionAggregateProof
+	(*Ed448Signature)(nil),          // 4: quilibrium.node.keys.pb.Ed448Signature
+}
+var file_clock_proto_depIdxs = []int32{
+	3, // 0: quilibrium.node.clock.pb.ClockFrame.aggregate_proofs:type_name -> quilibrium.node.channel.pb.InclusionAggregateProof
+	4, // 1: quilibrium.node.clock.pb.ClockFrame.public_key_signature_ed448:type_name -> quilibrium.node.keys.pb.Ed448Signature
+	0, // 2: quilibrium.node.clock.pb.ClockFramesResponse.clock_frames:type_name -> quilibrium.node.clock.pb.ClockFrame
+	3, // [3:3] is the sub-list for method output_type
+	3, // [3:3] is the sub-list for method input_type
+	3, // [3:3] is the sub-list for extension type_name
+	3, // [3:3] is the sub-list for extension extendee
+	0, // [0:3] is the sub-list for field type_name
+}
+
+func init() { file_clock_proto_init() }
+func file_clock_proto_init() {
+	if File_clock_proto != nil {
+		return
+	}
+	file_channel_proto_init()
+	file_keys_proto_init()
+	if !protoimpl.UnsafeEnabled {
+		file_clock_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*ClockFrame); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_clock_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*ClockFramesRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_clock_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*ClockFramesResponse); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+	}
+	file_clock_proto_msgTypes[0].OneofWrappers = []interface{}{
+		(*ClockFrame_PublicKeySignatureEd448)(nil),
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: file_clock_proto_rawDesc,
+			NumEnums:      0,
+			NumMessages:   3,
+			NumExtensions: 0,
+			NumServices:   0,
+		},
+		GoTypes:           file_clock_proto_goTypes,
+		DependencyIndexes: file_clock_proto_depIdxs,
+		MessageInfos:      file_clock_proto_msgTypes,
+	}.Build()
+	File_clock_proto = out.File
+	file_clock_proto_rawDesc = nil
+	file_clock_proto_goTypes = nil
+	file_clock_proto_depIdxs = nil
+}

node/protobufs/clock.proto

@@ -0,0 +1,88 @@
+syntax = "proto3";
+
+package quilibrium.node.clock.pb;
+
+option go_package = "source.quilibrium.com/quilibrium/monorepo/node/protobufs";
+
+import "channel.proto";
+import "keys.proto";
+
+// Represents a clock frame for a given filter. Clock frames are the primary
+// sequencing mechanism upon which the network derives consensus. As the master
+// pulse clock, this provides deterministic but random leader election. At the
+// data pulse clock level, this provides the same, within a quorum for data
+// sequencers.
+message ClockFrame {
+  // The filter is used as a domain separator for input, but in the context of
+  // verifiable delay functions, is simply prepended to the input field as input
+  // for the VDF.
+  bytes filter = 1;
+  // A strictly monotonically-increasing frame number. Used for culling old
+  // frames past a configurable cutoff point.
+  uint64 frame_number = 2;
+  // The self-reported timestamp from the proof publisher, encoded as an int64
+  // of the Unix epoch in milliseconds. Should be good until
+  // 292278994-08-17 07:12:55.807, at which point, this is someone else's
+  // problem. Timestamps are imperfect, but smoothed in a rolling window to
+  // ensure a network and quorum-stable difficulty adjustment. Anomalies are
+  // bounded such that a timestamp beyond ten times the average issuance rate
+  // is discarded in preference to the runner up electees, unless there is
+  // simply no alternative available (for example, if a network outage occurred
+  // from an upgrade or bug).
+  int64 timestamp = 3;
+  // The difficulty level used for the frame. Difficulty is calculated based on
+  // the previous 60 timestamps correlated with difficulties, such that the
+  // interval smooths out to align to the type-defined rate. This is expected to
+  // increase subtly with clock speed and future hardware implementations, but
+  // due to incentive alignment associated with data proofs, not fastest clock
+  // in the west, should be gradual.
+  uint32 difficulty = 4;
+  // The selector value of the previous frame's output, produced as a Poseidon
+  // hash of the output.
+  bytes parent_selector = 5;
+  // The input data used for the VDF proof. For the master pulse clock, this is
+  // the concatenation of the filter, frame number, difficulty, previous frame's
+  // output, and the rolled state proof commitment input. For the data pulse
+  // clocks, this is the concatenation of the filter, frame number, timestamp,
+  // difficulty, issuer address, previous frame's output, along with data
+  // mutation and availability proofs. Elements that are also in the fields of
+  // the clock frame are not included in this field due to redundancy. For the
+  // ceremony phase, this is a singular clock fusing master and data pulses.
+  bytes input = 6;
+  // The output data from the VDF, serialized as bytes. For Wesolowski, this is
+  // an encoding of the 258 byte Y value concatenated with the 258 byte proof
+  // value.
+  bytes output = 7;
+  // Any aggregate proofs to be rolled into the committed clock frame.
+  repeated quilibrium.node.channel.pb.InclusionAggregateProof aggregate_proofs = 8;
+  // The signature of the proof issuer.
+  oneof public_key_signature {
+    quilibrium.node.keys.pb.Ed448Signature public_key_signature_ed448 = 9;
+  }
+}
+
+// Represents a request for a range of clock frames. Used to stay synchronized
+// to the latest state.
+message ClockFramesRequest {
+  // The filter is used as a domain separator for input to the frames.
+  bytes filter = 1;
+  // The earliest frame in the range requested.
+  uint64 from_frame_number = 2;
+  // The latest frame in the range requested, if provided. Capped to a maximum
+  // size of 128 frames.
+  uint64 to_frame_number = 3;
+}
+
+// Represents a response for a range of clock frames. Used to stay synchronized
+// to the latest state.
+message ClockFramesResponse {
+  // The filter is used as a domain separator for input to the frames.
+  bytes filter = 1;
+  // The earliest frame in the range response. Paginated to a maximum size of
+  // 128 frames per response.
+  uint64 from_frame_number = 2;
+  // The latest frame in the range response.
+  uint64 to_frame_number = 3;
+  // The set of clock frames within the provided range.
+  repeated ClockFrame clock_frames = 4;
+}

node/protobufs/keys.go

@@ -0,0 +1,216 @@
+package protobufs
+
+import (
+	"golang.org/x/crypto/sha3"
+	"source.quilibrium.com/quilibrium/monorepo/nekryptology/pkg/core/curves"
+	"source.quilibrium.com/quilibrium/monorepo/nekryptology/pkg/zkp/schnorr"
+
+	"github.com/cloudflare/circl/sign/ed448"
+	"github.com/pkg/errors"
+)
+
+func (p *ProvingKeyAnnouncement) Verify() error {
+	if p.ProvingKeySignature == nil {
+		return errors.Wrap(errors.New("proving key signature nil"), "verify")
+	}
+	msg := append(
+		append([]byte{}, p.IdentityCommitment...),
+		p.PrekeyCommitment...,
+	)
+
+	switch k := p.ProvingKeySignature.(type) {
+	case *ProvingKeyAnnouncement_ProvingKeySignatureEd448:
+		return k.ProvingKeySignatureEd448.Verify(msg)
+	default:
+		return errors.Wrap(errors.New("unsupported signature type"), "verify")
+	}
+}
+
+func (p *ProvingKeyAnnouncement) PublicKey() []byte {
+	switch k := p.ProvingKeySignature.(type) {
+	case *ProvingKeyAnnouncement_ProvingKeySignatureEd448:
+		return k.ProvingKeySignatureEd448.PublicKey.KeyValue
+	default:
+		return nil
+	}
+}
+
+func (k *KeyBundleAnnouncement) Verify(
+	provingKey *ProvingKeyAnnouncement,
+) error {
+	var curve *curves.Curve
+	if k.IdentityKey == nil {
+		return errors.Wrap(errors.New("identity key is nil"), "verify")
+	}
+
+	if k.IdentityKey.IdentityKeySignature == nil {
+		return errors.Wrap(errors.New("identity key signature is nil"), "verify")
+	}
+
+	if k.SignedPreKey == nil {
+		return errors.Wrap(errors.New("signed pre key is nil"), "verify")
+	}
+
+	if k.SignedPreKey.SignedPreKeySignature == nil {
+		return errors.Wrap(errors.New("signed pre key signature is nil"), "verify")
+	}
+
+	switch s := k.IdentityKey.IdentityKeySignature.(type) {
+	case *IdentityKey_PublicKeySignatureEd448:
+		err := s.PublicKeySignatureEd448.VerifyCrossSigned(
+			k.ProvingKeyBytes,
+		)
+		if err != nil {
+			return err
+		}
+
+		v := k.SignedPreKey.SignedPreKeySignature
+		spk := v.(*SignedPreKey_PublicKeySignatureEd448)
+		if spk == nil {
+			return errors.Wrap(errors.New("curve mismatch"), "verify")
+		}
+
+		err = spk.PublicKeySignatureEd448.VerifyCrossSigned(
+			k.ProvingKeyBytes,
+		)
+		if err != nil {
+			return err
+		}
+
+		curve = curves.ED448()
+	}
+
+	idkc, err := curve.NewScalar().SetBytes(k.IdentityKey.Challenge)
+	if err != nil {
+		return errors.Wrap(
+			errors.Wrap(err, "challenge invalid"),
+			"verify",
+		)
+	}
+
+	idks, err := curve.NewScalar().SetBytes(k.IdentityKey.Response)
+	if err != nil {
+		return errors.Wrap(
+			errors.Wrap(err, "response invalid"),
+			"verify",
+		)
+	}
+
+	idkStatement, err := curve.NewGeneratorPoint().FromAffineCompressed(
+		k.IdentityKey.Statement,
+	)
+	if err != nil {
+		return errors.Wrap(
+			errors.Wrap(err, "statement invalid"),
+			"verify",
+		)
+	}
+
+	spkc, err := curve.NewScalar().SetBytes(k.SignedPreKey.Challenge)
+	if err != nil {
+		return errors.Wrap(
+			errors.Wrap(err, "challenge invalid"),
+			"verify",
+		)
+	}
+
+	spks, err := curve.NewScalar().SetBytes(k.SignedPreKey.Response)
+	if err != nil {
+		return errors.Wrap(
+			errors.Wrap(err, "response invalid"),
+			"verify",
+		)
+	}
+
+	spkStatement, err := curve.NewGeneratorPoint().FromAffineCompressed(
+		k.SignedPreKey.Statement,
+	)
+	if err != nil {
+		return errors.Wrap(
+			errors.Wrap(err, "statement invalid"),
+			"verify",
+		)
+	}
+
+	if err := schnorr.DecommitVerify(
+		&schnorr.Proof{
+			Statement: idkStatement,
+			C:         idkc,
+			S:         idks,
+		},
+		provingKey.IdentityCommitment,
+		curve,
+		sha3.New256(),
+		curve.NewGeneratorPoint(),
+		[]byte{},
+	); err != nil {
+		return errors.Wrap(err, "verify")
+	}
+
+	if err := schnorr.DecommitVerify(
+		&schnorr.Proof{
+			Statement: spkStatement,
+			C:         spkc,
+			S:         spks,
+		},
+		provingKey.PrekeyCommitment,
+		curve,
+		sha3.New256(),
+		curve.NewGeneratorPoint(),
+		[]byte{},
+	); err != nil {
+		return errors.Wrap(err, "verify")
+	}
+
+	return nil
+}
+
+func (s *Ed448Signature) Verify(msg []byte) error {
+	if s.PublicKey == nil {
+		return errors.Wrap(errors.New("public key nil"), "verify")
+	}
+
+	if s.Signature == nil {
+		return errors.Wrap(errors.New("signature nil"), "verify")
+	}
+
+	if len(s.PublicKey.KeyValue) != 57 {
+		return errors.Wrap(errors.New("invalid length for public key"), "verify")
+	}
+
+	if len(s.Signature) != 114 {
+		return errors.Wrap(errors.New("invalid length for signature"), "verify")
+	}
+
+	if !ed448.Verify(s.PublicKey.KeyValue, msg, s.Signature, "") {
+		return errors.Wrap(errors.New("invalid signature for public key"), "verify")
+	}
+
+	return nil
+}
+
+func (s *Ed448Signature) VerifyCrossSigned(
+	publicKey []byte,
+) error {
+	if s.PublicKey == nil {
+		return errors.Wrap(errors.New("public key nil"), "verify")
+	}
+
+	if s.Signature == nil {
+		return errors.Wrap(errors.New("signature nil"), "verify")
+	}
+
+	if len(s.PublicKey.KeyValue) != 57 {
+		return errors.Wrap(errors.New("invalid length for public key"), "verify")
+	}
+
+	if len(s.Signature) != 114 {
+		return errors.Wrap(errors.New("invalid length for signature"), "verify")
+	}
+
+	if !ed448.Verify(publicKey, s.PublicKey.KeyValue, s.Signature, "") {
+		return errors.Wrap(errors.New("invalid signature for public key"), "verify")
+	}
+
+	return nil
+}

node/protobufs/keys.pb.go

@@ -0,0 +1,871 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.30.0
+// 	protoc        v3.21.12
+// source: keys.proto
+
+package protobufs
+
+import (
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	reflect "reflect"
+	sync "sync"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+)
+
+// Describes a raw Ed448 public key
+type Ed448PublicKey struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	KeyValue []byte `protobuf:"bytes,1,opt,name=key_value,json=keyValue,proto3" json:"key_value,omitempty"` // 57 byte value
+}
+
+func (x *Ed448PublicKey) Reset() {
+	*x = Ed448PublicKey{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_keys_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *Ed448PublicKey) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*Ed448PublicKey) ProtoMessage() {}
+
+func (x *Ed448PublicKey) ProtoReflect() protoreflect.Message {
+	mi := &file_keys_proto_msgTypes[0]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use Ed448PublicKey.ProtoReflect.Descriptor instead.
+func (*Ed448PublicKey) Descriptor() ([]byte, []int) {
+	return file_keys_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *Ed448PublicKey) GetKeyValue() []byte {
+	if x != nil {
+		return x.KeyValue
+	}
+	return nil
+}
+
+// Describes a raw Ed448 private key – notably this is post-derivation,
+// not the seed.
+type Ed448PrivateKey struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	KeyValue  []byte          `protobuf:"bytes,1,opt,name=key_value,json=keyValue,proto3" json:"key_value,omitempty"` // 57 byte value
+	PublicKey *Ed448PublicKey `protobuf:"bytes,2,opt,name=public_key,json=publicKey,proto3" json:"public_key,omitempty"`
+}
+
+func (x *Ed448PrivateKey) Reset() {
+	*x = Ed448PrivateKey{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_keys_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *Ed448PrivateKey) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*Ed448PrivateKey) ProtoMessage() {}
+
+func (x *Ed448PrivateKey) ProtoReflect() protoreflect.Message {
+	mi := &file_keys_proto_msgTypes[1]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use Ed448PrivateKey.ProtoReflect.Descriptor instead.
+func (*Ed448PrivateKey) Descriptor() ([]byte, []int) {
+	return file_keys_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *Ed448PrivateKey) GetKeyValue() []byte {
+	if x != nil {
+		return x.KeyValue
+	}
+	return nil
+}
+
+func (x *Ed448PrivateKey) GetPublicKey() *Ed448PublicKey {
+	if x != nil {
+		return x.PublicKey
+	}
+	return nil
+}
+
+// Describes a raw Ed448 signature
+type Ed448Signature struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Signature []byte          `protobuf:"bytes,1,opt,name=signature,proto3" json:"signature,omitempty"` // 114 byte value
+	PublicKey *Ed448PublicKey `protobuf:"bytes,2,opt,name=public_key,json=publicKey,proto3" json:"public_key,omitempty"`
+}
+
+func (x *Ed448Signature) Reset() {
+	*x = Ed448Signature{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_keys_proto_msgTypes[2]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *Ed448Signature) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*Ed448Signature) ProtoMessage() {}
+
+func (x *Ed448Signature) ProtoReflect() protoreflect.Message {
+	mi := &file_keys_proto_msgTypes[2]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use Ed448Signature.ProtoReflect.Descriptor instead.
+func (*Ed448Signature) Descriptor() ([]byte, []int) {
+	return file_keys_proto_rawDescGZIP(), []int{2}
+}
+
+func (x *Ed448Signature) GetSignature() []byte {
+	if x != nil {
+		return x.Signature
+	}
+	return nil
+}
+
+func (x *Ed448Signature) GetPublicKey() *Ed448PublicKey {
+	if x != nil {
+		return x.PublicKey
+	}
+	return nil
+}
+
+// Describes a raw X448 public key
+type X448PublicKey struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	KeyValue []byte `protobuf:"bytes,1,opt,name=key_value,json=keyValue,proto3" json:"key_value,omitempty"` // 57 byte value
+}
+
+func (x *X448PublicKey) Reset() {
+	*x = X448PublicKey{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_keys_proto_msgTypes[3]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *X448PublicKey) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*X448PublicKey) ProtoMessage() {}
+
+func (x *X448PublicKey) ProtoReflect() protoreflect.Message {
+	mi := &file_keys_proto_msgTypes[3]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use X448PublicKey.ProtoReflect.Descriptor instead.
+func (*X448PublicKey) Descriptor() ([]byte, []int) {
+	return file_keys_proto_rawDescGZIP(), []int{3}
+}
+
+func (x *X448PublicKey) GetKeyValue() []byte {
+	if x != nil {
+		return x.KeyValue
+	}
+	return nil
+}
+
+// Describes a raw X448 private key – notably this is post-derivation,
+// not the seed.
+type X448PrivateKey struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	KeyValue  []byte         `protobuf:"bytes,1,opt,name=key_value,json=keyValue,proto3" json:"key_value,omitempty"` // 57 byte value
+	PublicKey *X448PublicKey `protobuf:"bytes,2,opt,name=public_key,json=publicKey,proto3" json:"public_key,omitempty"`
+}
+
+func (x *X448PrivateKey) Reset() {
+	*x = X448PrivateKey{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_keys_proto_msgTypes[4]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *X448PrivateKey) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*X448PrivateKey) ProtoMessage() {}
+
+func (x *X448PrivateKey) ProtoReflect() protoreflect.Message {
+	mi := &file_keys_proto_msgTypes[4]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use X448PrivateKey.ProtoReflect.Descriptor instead.
+func (*X448PrivateKey) Descriptor() ([]byte, []int) {
+	return file_keys_proto_rawDescGZIP(), []int{4}
+}
+
+func (x *X448PrivateKey) GetKeyValue() []byte {
+	if x != nil {
+		return x.KeyValue
+	}
+	return nil
+}
+
+func (x *X448PrivateKey) GetPublicKey() *X448PublicKey {
+	if x != nil {
+		return x.PublicKey
+	}
+	return nil
+}
+
+// Describes a raw PCAS public key
+type PCASPublicKey struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	KeyValue []byte `protobuf:"bytes,1,opt,name=key_value,json=keyValue,proto3" json:"key_value,omitempty"` // 256 kilobyte value
+}
+
+func (x *PCASPublicKey) Reset() {
+	*x = PCASPublicKey{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_keys_proto_msgTypes[5]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *PCASPublicKey) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*PCASPublicKey) ProtoMessage() {}
+
+func (x *PCASPublicKey) ProtoReflect() protoreflect.Message {
+	mi := &file_keys_proto_msgTypes[5]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use PCASPublicKey.ProtoReflect.Descriptor instead.
+func (*PCASPublicKey) Descriptor() ([]byte, []int) {
+	return file_keys_proto_rawDescGZIP(), []int{5}
+}
+
+func (x *PCASPublicKey) GetKeyValue() []byte {
+	if x != nil {
+		return x.KeyValue
+	}
+	return nil
+}
+
+// Describes a raw PCAS private key
+type PCASPrivateKey struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	KeyValue  []byte         `protobuf:"bytes,1,opt,name=key_value,json=keyValue,proto3" json:"key_value,omitempty"` // 256 byte value
+	PublicKey *PCASPublicKey `protobuf:"bytes,2,opt,name=public_key,json=publicKey,proto3" json:"public_key,omitempty"`
+}
+
+func (x *PCASPrivateKey) Reset() {
+	*x = PCASPrivateKey{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_keys_proto_msgTypes[6]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *PCASPrivateKey) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*PCASPrivateKey) ProtoMessage() {}
+
+func (x *PCASPrivateKey) ProtoReflect() protoreflect.Message {
+	mi := &file_keys_proto_msgTypes[6]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use PCASPrivateKey.ProtoReflect.Descriptor instead.
+func (*PCASPrivateKey) Descriptor() ([]byte, []int) {
+	return file_keys_proto_rawDescGZIP(), []int{6}
+}
+
+func (x *PCASPrivateKey) GetKeyValue() []byte {
+	if x != nil {
+		return x.KeyValue
+	}
+	return nil
+}
+
+func (x *PCASPrivateKey) GetPublicKey() *PCASPublicKey {
+	if x != nil {
+		return x.PublicKey
+	}
+	return nil
+}
+
+// Describes a raw compressed BLS48-581 G1 public key
+type BLS48581G1PublicKey struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	KeyValue []byte `protobuf:"bytes,1,opt,name=key_value,json=keyValue,proto3" json:"key_value,omitempty"` // 74 byte value
+}
+
+func (x *BLS48581G1PublicKey) Reset() {
+	*x = BLS48581G1PublicKey{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_keys_proto_msgTypes[7]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BLS48581G1PublicKey) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BLS48581G1PublicKey) ProtoMessage() {}
+
+func (x *BLS48581G1PublicKey) ProtoReflect() protoreflect.Message {
+	mi := &file_keys_proto_msgTypes[7]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BLS48581G1PublicKey.ProtoReflect.Descriptor instead.
+func (*BLS48581G1PublicKey) Descriptor() ([]byte, []int) {
+	return file_keys_proto_rawDescGZIP(), []int{7}
+}
+
+func (x *BLS48581G1PublicKey) GetKeyValue() []byte {
+	if x != nil {
+		return x.KeyValue
+	}
+	return nil
+}
+
+// Describes a raw BLS48-581 private key, with corresponding G1 public key
+type BLS48581G1PrivateKey struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	KeyValue  []byte               `protobuf:"bytes,1,opt,name=key_value,json=keyValue,proto3" json:"key_value,omitempty"` // 73 byte value
+	PublicKey *BLS48581G1PublicKey `protobuf:"bytes,2,opt,name=public_key,json=publicKey,proto3" json:"public_key,omitempty"`
+}
+
+func (x *BLS48581G1PrivateKey) Reset() {
+	*x = BLS48581G1PrivateKey{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_keys_proto_msgTypes[8]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BLS48581G1PrivateKey) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BLS48581G1PrivateKey) ProtoMessage() {}
+
+func (x *BLS48581G1PrivateKey) ProtoReflect() protoreflect.Message {
+	mi := &file_keys_proto_msgTypes[8]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BLS48581G1PrivateKey.ProtoReflect.Descriptor instead.
+func (*BLS48581G1PrivateKey) Descriptor() ([]byte, []int) {
+	return file_keys_proto_rawDescGZIP(), []int{8}
+}
+
+func (x *BLS48581G1PrivateKey) GetKeyValue() []byte {
+	if x != nil {
+		return x.KeyValue
+	}
+	return nil
+}
+
+func (x *BLS48581G1PrivateKey) GetPublicKey() *BLS48581G1PublicKey {
+	if x != nil {
+		return x.PublicKey
+	}
+	return nil
+}
+
+// Describes a raw compressed BLS48-581 G2 public key
+type BLS48581G2PublicKey struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	KeyValue []byte `protobuf:"bytes,1,opt,name=key_value,json=keyValue,proto3" json:"key_value,omitempty"` // 585 byte value
+}
+
+func (x *BLS48581G2PublicKey) Reset() {
+	*x = BLS48581G2PublicKey{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_keys_proto_msgTypes[9]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BLS48581G2PublicKey) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BLS48581G2PublicKey) ProtoMessage() {}
+
+func (x *BLS48581G2PublicKey) ProtoReflect() protoreflect.Message {
+	mi := &file_keys_proto_msgTypes[9]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BLS48581G2PublicKey.ProtoReflect.Descriptor instead.
+func (*BLS48581G2PublicKey) Descriptor() ([]byte, []int) {
+	return file_keys_proto_rawDescGZIP(), []int{9}
+}
+
+func (x *BLS48581G2PublicKey) GetKeyValue() []byte {
+	if x != nil {
+		return x.KeyValue
+	}
+	return nil
+}
+
+// Describes a raw BLS48-581 private key, with corresponding G2 public key
+type BLS48581G2PrivateKey struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	KeyValue  []byte               `protobuf:"bytes,1,opt,name=key_value,json=keyValue,proto3" json:"key_value,omitempty"` // 73 byte value
+	PublicKey *BLS48581G2PublicKey `protobuf:"bytes,2,opt,name=public_key,json=publicKey,proto3" json:"public_key,omitempty"`
+}
+
+func (x *BLS48581G2PrivateKey) Reset() {
+	*x = BLS48581G2PrivateKey{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_keys_proto_msgTypes[10]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BLS48581G2PrivateKey) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BLS48581G2PrivateKey) ProtoMessage() {}
+
+func (x *BLS48581G2PrivateKey) ProtoReflect() protoreflect.Message {
+	mi := &file_keys_proto_msgTypes[10]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BLS48581G2PrivateKey.ProtoReflect.Descriptor instead.
+func (*BLS48581G2PrivateKey) Descriptor() ([]byte, []int) {
+	return file_keys_proto_rawDescGZIP(), []int{10}
+}
+
+func (x *BLS48581G2PrivateKey) GetKeyValue() []byte {
+	if x != nil {
+		return x.KeyValue
+	}
+	return nil
+}
+
+func (x *BLS48581G2PrivateKey) GetPublicKey() *BLS48581G2PublicKey {
+	if x != nil {
+		return x.PublicKey
+	}
+	return nil
+}
+
+var File_keys_proto protoreflect.FileDescriptor
+
+var file_keys_proto_rawDesc = []byte{
+	0x0a, 0x0a, 0x6b, 0x65, 0x79, 0x73, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x17, 0x71, 0x75,
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+}
+
+var (
+	file_keys_proto_rawDescOnce sync.Once
+	file_keys_proto_rawDescData = file_keys_proto_rawDesc
+)
+
+func file_keys_proto_rawDescGZIP() []byte {
+	file_keys_proto_rawDescOnce.Do(func() {
+		file_keys_proto_rawDescData = protoimpl.X.CompressGZIP(file_keys_proto_rawDescData)
+	})
+	return file_keys_proto_rawDescData
+}
+
+var file_keys_proto_msgTypes = make([]protoimpl.MessageInfo, 11)
+var file_keys_proto_goTypes = []interface{}{
+	(*Ed448PublicKey)(nil),       // 0: quilibrium.node.keys.pb.Ed448PublicKey
+	(*Ed448PrivateKey)(nil),      // 1: quilibrium.node.keys.pb.Ed448PrivateKey
+	(*Ed448Signature)(nil),       // 2: quilibrium.node.keys.pb.Ed448Signature
+	(*X448PublicKey)(nil),        // 3: quilibrium.node.keys.pb.X448PublicKey
+	(*X448PrivateKey)(nil),       // 4: quilibrium.node.keys.pb.X448PrivateKey
+	(*PCASPublicKey)(nil),        // 5: quilibrium.node.keys.pb.PCASPublicKey
+	(*PCASPrivateKey)(nil),       // 6: quilibrium.node.keys.pb.PCASPrivateKey
+	(*BLS48581G1PublicKey)(nil),  // 7: quilibrium.node.keys.pb.BLS48581G1PublicKey
+	(*BLS48581G1PrivateKey)(nil), // 8: quilibrium.node.keys.pb.BLS48581G1PrivateKey
+	(*BLS48581G2PublicKey)(nil),  // 9: quilibrium.node.keys.pb.BLS48581G2PublicKey
+	(*BLS48581G2PrivateKey)(nil), // 10: quilibrium.node.keys.pb.BLS48581G2PrivateKey
+}
+var file_keys_proto_depIdxs = []int32{
+	0, // 0: quilibrium.node.keys.pb.Ed448PrivateKey.public_key:type_name -> quilibrium.node.keys.pb.Ed448PublicKey
+	0, // 1: quilibrium.node.keys.pb.Ed448Signature.public_key:type_name -> quilibrium.node.keys.pb.Ed448PublicKey
+	3, // 2: quilibrium.node.keys.pb.X448PrivateKey.public_key:type_name -> quilibrium.node.keys.pb.X448PublicKey
+	5, // 3: quilibrium.node.keys.pb.PCASPrivateKey.public_key:type_name -> quilibrium.node.keys.pb.PCASPublicKey
+	7, // 4: quilibrium.node.keys.pb.BLS48581G1PrivateKey.public_key:type_name -> quilibrium.node.keys.pb.BLS48581G1PublicKey
+	9, // 5: quilibrium.node.keys.pb.BLS48581G2PrivateKey.public_key:type_name -> quilibrium.node.keys.pb.BLS48581G2PublicKey
+	6, // [6:6] is the sub-list for method output_type
+	6, // [6:6] is the sub-list for method input_type
+	6, // [6:6] is the sub-list for extension type_name
+	6, // [6:6] is the sub-list for extension extendee
+	0, // [0:6] is the sub-list for field type_name
+}
+
+func init() { file_keys_proto_init() }
+func file_keys_proto_init() {
+	if File_keys_proto != nil {
+		return
+	}
+	if !protoimpl.UnsafeEnabled {
+		file_keys_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Ed448PublicKey); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_keys_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Ed448PrivateKey); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_keys_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Ed448Signature); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_keys_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*X448PublicKey); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_keys_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*X448PrivateKey); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_keys_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*PCASPublicKey); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_keys_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*PCASPrivateKey); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_keys_proto_msgTypes[7].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BLS48581G1PublicKey); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_keys_proto_msgTypes[8].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BLS48581G1PrivateKey); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_keys_proto_msgTypes[9].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BLS48581G2PublicKey); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_keys_proto_msgTypes[10].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BLS48581G2PrivateKey); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: file_keys_proto_rawDesc,
+			NumEnums:      0,
+			NumMessages:   11,
+			NumExtensions: 0,
+			NumServices:   0,
+		},
+		GoTypes:           file_keys_proto_goTypes,
+		DependencyIndexes: file_keys_proto_depIdxs,
+		MessageInfos:      file_keys_proto_msgTypes,
+	}.Build()
+	File_keys_proto = out.File
+	file_keys_proto_rawDesc = nil
+	file_keys_proto_goTypes = nil
+	file_keys_proto_depIdxs = nil
+}

node/protobufs/keys.proto

@@ -0,0 +1,68 @@
+syntax = "proto3";
+
+package quilibrium.node.keys.pb;
+
+option go_package = "source.quilibrium.com/quilibrium/monorepo/node/protobufs";
+
+// Describes a raw Ed448 public key
+message Ed448PublicKey {
+  bytes key_value = 1; // 57 byte value
+}
+
+// Describes a raw Ed448 private key – notably this is post-derivation,
+// not the seed.
+message Ed448PrivateKey {
+  bytes key_value = 1; // 57 byte value
+  Ed448PublicKey public_key = 2;
+}
+
+// Describes a raw Ed448 signature
+message Ed448Signature {
+  bytes signature = 1; // 114 byte value
+  Ed448PublicKey public_key = 2;
+}
+
+// Describes a raw X448 public key
+message X448PublicKey {
+  bytes key_value = 1; // 57 byte value
+}
+
+// Describes a raw X448 private key – notably this is post-derivation,
+// not the seed.
+message X448PrivateKey {
+  bytes key_value = 1; // 57 byte value
+  X448PublicKey public_key = 2;
+}
+
+// Describes a raw PCAS public key
+message PCASPublicKey {
+  bytes key_value = 1; // 256 kilobyte value
+}
+
+// Describes a raw PCAS private key
+message PCASPrivateKey {
+  bytes key_value = 1; // 256 byte value
+  PCASPublicKey public_key = 2;
+}
+
+// Describes a raw compressed BLS48-581 G1 public key
+message BLS48581G1PublicKey {
+  bytes key_value = 1; // 74 byte value
+}
+
+// Describes a raw BLS48-581 private key, with corresponding G1 public key
+message BLS48581G1PrivateKey {
+  bytes key_value = 1; // 73 byte value
+  BLS48581G1PublicKey public_key = 2;
+}
+
+// Describes a raw compressed BLS48-581 G2 public key
+message BLS48581G2PublicKey {
+  bytes key_value = 1; // 585 byte value
+}
+
+// Describes a raw BLS48-581 private key, with corresponding G2 public key
+message BLS48581G2PrivateKey {
+  bytes key_value = 1; // 73 byte value
+  BLS48581G2PublicKey public_key = 2;
+}

node/protobufs/protobufs.go

@@ -0,0 +1,38 @@
+package protobufs
+
+const (
+	TypeUrlPrefix               = "types.quilibrium.com"
+	NamespacePrefix             = TypeUrlPrefix + "/quilibrium.node."
+	AppPrefix                   = NamespacePrefix + "application.pb."
+	ChannelPrefix               = NamespacePrefix + "channel.pb."
+	ClockPrefix                 = NamespacePrefix + "clock.pb."
+	KeysPrefix                  = NamespacePrefix + "keys.pb."
+	CeremonyPrefix              = NamespacePrefix + "ceremony.pb."
+	CeremonyTranscriptType      = CeremonyPrefix + "CeremonyTranscript"
+	ApplicationType             = AppPrefix + "Application"
+	ExecutionContextType        = AppPrefix + "ExecutionContext"
+	MessageType                 = AppPrefix + "Message"
+	P2PChannelEnvelopeType      = ChannelPrefix + "P2PChannelEnvelope"
+	MessageCiphertextType       = ChannelPrefix + "MessageCiphertext"
+	ProvingKeyAnnouncementType  = ChannelPrefix + "ProvingKeyAnnouncement"
+	ProvingKeyRequestType       = ChannelPrefix + "ProvingKeyRequest"
+	InclusionAggregateProofType = ChannelPrefix + "InclusionAggregateProof"
+	InclusionCommitmentType     = ChannelPrefix + "InclusionCommitment"
+	KeyBundleAnnouncementType   = ChannelPrefix + "KeyBundleAnnouncement"
+	IdentityKeyType             = ChannelPrefix + "IdentityKey"
+	SignedPreKeyType            = ChannelPrefix + "SignedPreKey"
+	ClockFrameType              = ClockPrefix + "ClockFrame"
+	ClockFramesRequestType      = ClockPrefix + "ClockFramesRequest"
+	ClockFramesResponseType     = ClockPrefix + "ClockFramesResponse"
+	Ed448PublicKeyType          = KeysPrefix + "Ed448PublicKey"
+	Ed448PrivateKeyType         = KeysPrefix + "Ed448PrivateKey"
+	Ed448SignatureType          = KeysPrefix + "Ed448Signature"
+	X448PublicKeyType           = KeysPrefix + "X448PublicKey"
+	X448PrivateKeyType          = KeysPrefix + "X448PrivateKey"
+	PCASPublicKeyType           = KeysPrefix + "PCASPublicKey"
+	PCASPrivateKeyType          = KeysPrefix + "PCASPrivateKey"
+	BLS48581G1PublicKeyType     = KeysPrefix + "BLS48581G1PublicKey"
+	BLS48581G1PrivateKeyType    = KeysPrefix + "BLS48581G1PrivateKey"
+	BLS48581G2PublicKeyType     = KeysPrefix + "BLS48581G2PublicKey"
+	BLS48581G2PrivateKeyType    = KeysPrefix + "BLS48581G2PrivateKey"
+)