2026-05-18 Logos Blockchain weekly

Logos Blockchain Weekly Update - 2026-05-18 §

blockchain:highlights §

• Circuits as libraries merged: poq, pol, poc, and signature circuits all now built as Rust libraries, getting us one step closer to dropping the circuits install step logos-blockchain-circuits#16
• Mantle operations now emit events: ledger creates and stores events resulting from operation execution (Deposit event is the first) logos-blockchain#2745
• LEZ Indexer UI v1 merged lez-explorer-ui#1
• Post-quantum hardening: Blockchain PQ Safety Analysis doc and Kyber-768 integration started for LEZ shared key agreement logos-execution-zone#474

blockchain:bedrock:research §

• blockchain:bedrock:research:total-stake-inference

  • “Referenced-Block Visibility for Total Stake Inference” draft revised: introduces uncle refs to extend the baseline TSI construction draft

• blockchain:bedrock:research:cryptarchia

  • Checkpoint-based Fast Bootstrapping RFC revised RFC

• blockchain:bedrock:research:blend

  • Session-removal RFC: 4 of 5 researcher approvals received RFC
  • Blend connection management: MiniMax Limits doc started (WIP) doc

• blockchain:bedrock:research:post-quantum

  • Post-Quantum Safety Analysis of the Logos Bedrock Layer document prepared doc

• blockchain:bedrock:research:cryptoeconomics

  • EmPoWering proposal near finalization: solid layman description and overview drafted, construction aligned with recent mantle changes (WIP) latest draft

• blockchain:bedrock:research:native-zones

  • “Path toward a common ledger for Sovereign Zone” doc started: exploring an approach with performance testing in progress doc

blockchain:bedrock:eng §

• blockchain:bedrock:eng:blend

  • Session removal: two exploratory PRs closed after team discussions, new approach pending logos-blockchain#2743, logos-blockchain#2744
  • SDP: prevent declarations with empty locators logos-blockchain#2739
  • Blend edge: verify membership info early on (fixes flaky test) logos-blockchain#2741

• blockchain:bedrock:eng:mantle

  • Channel Config Operation: migrated from old SetKey Operation to the new Config Operation following the mantle spec logos-blockchain#2714
  • Block event model: ledger creates/stores events resulting from block execution (Deposit event is the first) logos-blockchain#2745
  • Nom encoding/decoding logic reworked for better type cohesion: delegates encoding/decoding to each type instead of one big module (in-review) logos-blockchain#2748

• blockchain:bedrock:eng:mempool

  • Mempool TxTracker implementation (in-review) logos-blockchain#2746

• blockchain:bedrock:eng:decentralized-sequencing

  • Zone-SDK decentralized sequencer first-write-wins simplification and tests merged logos-blockchain#2697
  • Channel signature and zone-sdk updates merged logos-blockchain#2733
  • Zone-SDK atomic withdraw (in-review) logos-blockchain#2749
  • Zone-SDK round robin (in-review) logos-blockchain#2756
  • Bounded blocks range stream anomalies fix (in-review) logos-blockchain#2757

• blockchain:bedrock:eng:testing

  • Fix blend CLI scenario binary for e2e tests logos-blockchain#2735
  • Migrate zone-sdk e2e tests to Cucumber logos-blockchain#2736
  • Refactor wallet test logic in e2e tests (in-review) logos-blockchain#2750
  • Stress test for continuous coin split transactions merged logos-blockchain#2711

• blockchain:bedrock:eng:testnet

  • 0.1.3-rc.6 release candidate published release
  • Fix for 0.1.3-rc.6 node dockerfile: don’t expect .git dir in build.rs logos-blockchain#2752
  • build.rs git rerun watchers fix logos-blockchain#2742

• blockchain:bedrock:eng:node

  • Migrate more log targets to log targets crate (in-review) logos-blockchain#2753
  • Enable last non-breaking lints logos-blockchain#2725
  • Chain-service: fix feature combination compilation issue logos-blockchain#2740
  • Genesis stateless block generation: faucet config when generating genesis (in-review) logos-blockchain#2754
  • Node CLI utilities: 2 commands to extract information from user config (for releases, deployment, and faucet processes) (in-review) logos-blockchain#2755

• blockchain:bedrock:eng:circuits

  • Circuits as libraries merged: poq, pol, poc, and signature circuits all now built as Rust libraries logos-blockchain-circuits#16, with build-system follow-ups for static gmp bundling logos-blockchain-circuits#19, directory-change-triggered rebuilds logos-blockchain-circuits#20, and older glibc compatibility logos-blockchain-circuits#21

• blockchain:bedrock:eng:explorer

blockchain:logos-execution-zone §

• blockchain:logos-execution-zone:accounts

  • Privacy-preserving circuit refactor: guest split into bin-dir submodules merged logos-execution-zone#469
  • Diversify private PDAs by identifier merged: enables private donations to multisig accounts logos-execution-zone#464
  • Bug fix in faucet account protection mechanism (in-review) logos-execution-zone#479
  • Keycard support for auth-transfer refactored for simplified logic and parameters (in-review) logos-execution-zone#451
  • PQ resistance primitives for vsk/vpk shared key agreement: Kyber-768 integration, private account viewing keys updated (in-review) logos-execution-zone#474

• blockchain:logos-execution-zone:benchmarks

  • Cycle bench tool for executor, prove, PPE, and verify measurements: produces the four cost inputs the LEZ fee model needs for the Tokenomics team (in-review) logos-execution-zone#478
  • Crypto primitives bench tool for client/wallet cryptographic primitives used on every transaction submission (in-review) logos-execution-zone#480

• blockchain:logos-execution-zone:indexer

  • Indexer UI supporting PRs merged: Nix fix logos-execution-zone#477, indexer-module fixes logos-execution-zone-indexer-module#3

• blockchain:logos-execution-zone:explorer-ui

  • QT Explorer UI v1 merged lez-explorer-ui#1

• blockchain:logos-execution-zone:sequencer

• blockchain:logos-execution-zone:deployment

  • Genesis configurable state merged logos-execution-zone#450

nimbos §

• nim-bincode deriveBincode macro on master in vendor/nim-bincode repo
• Genesis Mantle tx vectors opened for review (in-review) nimbos#45
• Cryptarchia IBD: request/response types, handlers, client dial/read/write/decode, plus LocalTree structure for local chain state (in-review) nimbos#44
• Mantle ledger UTXO store foundations: HashTrieMap, DynamicMerkleTree, and UTXO store data structures (in-review) nimbos#46

blockchain:comms §

• blockchain:comms:docs

  • Zone SDK tutorial draft completed (in-review) logos-docs#211
  • GroupKeyHolder feature doc: explains what GMS in LEZ solves and how it’s used doc
  • CONTRIBUTING.md for LEZ (in-review) logos-execution-zone#483

• blockchain:comms:blog