2026-04-06 Logos Blockchain weekly

Logos Blockchain Weekly Update - 2026-04-06 §

blockchain:highlights §

• Blend: protocol simplifications for duplicate detection and faster message dissemination, Proof-of-Quota (PoQ) precomputation, join-as-core-node implementation
• Mantle: Transfer RFC updated, NoteId uniqueness RFC introduced, smart mempool specification drafted
• Bridging: Deposit and Withdraw operations merged, Channel Withdraw implementation with trust-based verification design
• Total Stake Inference: simulation and analytical frameworks aligned, stability condition updated to account for feedback loop
• Testing: remaining e2e tests migrated to Testing Framework, stress test improvements with local NTP and user config
• Memory debugging: jemalloc validated as major mitigation for heap fragmentation, reducing memory growth by 20x
• Nimbos: Identify protocol implemented on the wire, first app-level protocol after QUIC baseline
• Logos Execution Zone: block context system accounts with clock programs, cross-calls foundational work with self_program_id and caller_program_id
• Data Availability: generalized adversary analysis refined with new calculator and animation tool
• Post-quantum security: Cryptarchia v1 draft updated to reflect recent Google Quantum AI findings on elliptic curve cryptography

blockchain:bedrock:research §

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

  • Aligned simulation and analytical frameworks; validated counting factor q against simulations for both known and inferred total stake scenarios; derived block production rate as function of delay showing opposite behavior between known and inferred stake due to feedback loop; derived updated stability condition for Total Stake Inference draft
  • Improved “Total Active Stake Inference under Stake Privacy” paper to reflect latest q derivation results paper

• blockchain:bedrock:research:cryptarchia

  • NoteId uniqueness RFC: operations must derive unique identifiers for note outputs RFC
  • EmPoWering Economics Design Spec doc
  • Improved fast bootstrapping RFC/spec RFC
  • Improved Cryptarchia v1 and post-quantum security draft, incorporating recent Google Quantum AI findings on elliptic curve cryptography doc

• blockchain:bedrock:research:rfc

  • Revised documentation handling process for GitHub compatibility doc

• blockchain:bedrock:research:blend

  • Revised relaying and processing logic for faster message dissemination without full header check spec

• blockchain:bedrock:research:da:sampling

  • Updated generalized adversary selective availability attack analysis and calculator based on review doc, calculator
  • Animation tool for visualizing attack scenarios animation
  • Published Data Availability calculators repository with documentation repo

• blockchain:bedrock:research:mantle

  • Smart mempool (TxTracker) specification with dependency tracking doc

blockchain:bedrock:eng §

• blockchain:bedrock:eng:blend

  • Trace logs for Blend message path tracking logos-blockchain#2453
  • Panic on unexpected circuit version mismatch logos-blockchain#2454
  • Updated duplicate detection: peers marked spammy only for resending their own messages (in-review) logos-blockchain#2458
  • Updated processing logic: forward after signature verification only, improving throughput (WIP) logos-blockchain#2472
  • Started zeroizing sensitive data for security audit
  • Join Blend as core node: FFI binding logos-blockchain#2470 and module logos-blockchain-module#22

• blockchain:bedrock:eng:bridging

  • Channel Withdraw operation: split proof verification into context-free and context-dependent paths, with deferred full verification until channel state is available logos-blockchain#2451
  • DepositOp (commit), Deposit API (commit), and WithdrawOp (commit) merged
  • Zone-SDK: tracking finalized deposits merged (commit); atomic ops+inscribe (in-review) logos-blockchain#2457

• blockchain:bedrock:eng:mantle

  • Updated Transfer RFC with full encoding details RFC
  • Gas context for ChannelWithdraw gas calculation logos-blockchain#2450
  • Merkle Mountain Range: incremental merkle path maintenance for voucher management logos-blockchain#2469

• blockchain:bedrock:eng:testnet

  • Memory growth: jemalloc reduces memory increase from 1.4GB to 70MB over 5 days; heap fragmentation confirmed as major contributor
  • Testnet node bootstrapped from DST nodes; discovered state recovery panic during long bootstrap

• blockchain:bedrock:eng:tokenomics

  • Added tests for execution and storage markets logos-blockchain#2419

• blockchain:bedrock:eng:testing

  • Improve e2e tests with more robust NTP (in-review) logos-blockchain#2452
  • Scanning multiple user wallets UTXOs for long-term tests (in-review) logos-blockchain#2466
  • Flexible user config for cucumber tests (in-review) logos-blockchain#2467
  • Performed e2e stress tests
  • Migrated remaining e2e tests to Testing Framework and Cucumber logos-blockchain#2414
  • Testing Framework: command line args extension for running processes logos-blockchain-testing#50

• blockchain:bedrock:eng:node

  • Non-lazy cached stream logos-blockchain#2449

• blockchain:bedrock:eng:zones

  • Zone-SDK: event-driven API (merged) logos-blockchain#2445
  • Zone-SDK: simplify find_channel_tip by removing redundant ordering check logos-blockchain#2464

• blockchain:bedrock:eng:decentralized-sequencing

  • Decentralized sequencer first-write-wins PoC: added unit tests, integration test client simplification, merged stream-sync branch logos-blockchain#2446

blockchain:logos-execution-zone §

• blockchain:logos-execution-zone:block-context

  • Timestamp validity window (merged) logos-execution-zone#404
  • Validity windows on program outputs: programs can now set valid ranges for their outputs (merged) logos-execution-zone#400
  • Block context system accounts: introduced clock accounts (CLOCK_01, CLOCK_10, CLOCK_50) exposing current block ID and timestamp, with mandatory clock invocation at end of every block; refactored transaction validation into ValidatedStateDiff for explicit validation/mutation separation; fixed clock program security issue logos-execution-zone#403

• blockchain:logos-execution-zone:cross-calls

  • Introduced self_program_id (merged) logos-execution-zone#426
  • Introduced caller_program_id with flash swap tests logos-execution-zone#428

• blockchain:logos-execution-zone:indexer

  • Indexer FFI: first step toward indexer module with RPC communication logos-execution-zone#427

• blockchain:logos-execution-zone:protocol

  • Program Derived Address griefing attack protection (merged) logos-execution-zone#414
  • Replaced secp256k1 with k256 (merged) logos-execution-zone#399

• blockchain:logos-execution-zone:accounts

  • Transfer to existing private account: simplified approach document and draft implementation for deposit logs logos-execution-zone#413

• blockchain:logos-execution-zone:explorer

  • Explorer UI first PR: QT-based explorer lez-explorer-ui#1

nimbos §

• Identify protocol implementation with mainnet/testnet protocol names and tests; consolidated P2P branch with QUIC, bootstrap by multiaddr, node fixes, and Windows link fix nimbos#27

blockchain:comms §

• blockchain:comms:docs

  • Logos Execution Zone documentation ready for review doc

• blockchain:comms:presentation

  • Node in Docker demo and tutorial Live Demo, Tutorial