2025-11-17 Logos Blockchain weekly

Logos Blockchain Weekly Update - 2025-11-17 §

Bedrock §

Research §

• Cryptarchia:

  • Areon: Latency-Friendly and Resilient Multi-Proposer Consensus paper draft improved with major modification from Global Fork Choice to Local Fork Choice by removing anchors in protocol construction
  • Multiple review rounds completed for all sections addressing reviewer comments with improved readability

• Cryptography:

  • Nomos Cryptography Audit Public Draft updated according to closed issues

• SDP Specifications:

  • Service Declaration Protocol retention period and inactivity period calculations corrected in garbage collection logic
  • Blend Protocol Reward Distribution Logic synchronized with Service Reward Distribution Protocol v1.2

• Privacy and Anonymous Zones:

  • Privacy using RingCT verification of Lelantus Spark protocol detailed study of Monero’s Lelantus Spark protocol for anonymous zone ledger

Development §

• SDP, Ledger and Transaction Processing:

  • Multiple sessions in historic sampling API improvements merged
  • Session change fallback to historical sampling merged handling edge case when session changes before sampling starts
  • Get commitments fallback to historic behavior merged on session mismatch
  • Replace mock mempool with real implementation merged in SDP service
  • Remove unused SDP service backend merged
  • Distribute SDP rewards opened
  • Add GC to SDP opened
  • ZK_DEV_MODE removal merged
  • Chain service refactoring merged breaking chain-service into chain-service and chain-network to resolve cyclic dependencies

• Key Management:

  • KMS interface improvements merged
  • KMS integration into Blend stack merged with core PoQ generation using KMS
  • Remove outdated node_key from Blend merged in favor of SDP-declared signing key

Bedrock Services §

Research §

• Data Availability:

  • ZODA Implementation Details parameters updated for Nomos DA v2 with encode/decode benchmarks showing ~1 second encode time for 16 MB blobs on MacBook Air M3

• Blend Network:

  • Statistical mechanics of anonymous communication systems analysis showing maximum anonymity achieved when random time-interval graphs are connected with analytical results verified by simulations

Development §

• Blend Network:
  • Use old session crypto processor merged
  • Release old session messages via old connections merged
  • Separate message scheduler for old session merged
  • Collect old session tokens correctly merged
  • Wait for core service to be stopped before killing merged
  • Session transition tests refactoring merged

Road to Production, Testnet and Tooling §

Development §

• Testing Framework:

  • Testing Framework core refactored with block feed introduction and Expectations using live block feed
  • Docker Compose runner updated with CI workflow implementing workloads for publishing inscribe transactions and blobs
  • Workload for publishing blobs and Expectation to validate workload implemented

• Node:

  • Block Explorer data endpoints merged with missing endpoints and data structures