2025-10-27 Nomos weekly

Nomos Weekly Update - 2025-10-27 §

Nomos Bedrock §

Research §

• Cryptography:

  • Nomos Cryptography Audit Public Draft prepared
  • Blaze Polynomial Commitment Scheme benchmark results added
  • NomosDA v2 Comparison updated with Blaze and ZODA numbers showing ZODA as more bandwidth-efficient compared to Greyhound and Blaze

• Cryptarchia:

  • Cryptareon: Scalable and Resilient Multi-Proposer Consensus paper draft improved with updated sections 1/2/3/4/5/6 and sections 1/2/3/5 ready for review
  • Aeron Attacks Simulation Review completed
  • Aeron experiments section updated
  • Aeron finality section reviewed
  • Finality discussions completed

• SDP Specifications:

  • Service Declaration Protocol updated with locked_note_id in DeclarationMessage, WithdrawMessage and DeclarationInfo structures
  • NomosDA Rewarding updated with *_session_opinions_length in ActivityProof

• Blend Network:

  • Blend Protocol updated with hash domain separation string definition and epoch randomness clarification
  • Statistical mechanics of anonymous communication k sender nodes analysis completed with maximum entropy S(O)=log₂ k! achieved when message timelines overlap
  • Most recent developments in anonymous communication systems review of “Mix-networks with restricted routes” article completed

Development §

• Cryptarchia Core:

  • Genesis transaction initialization reviewed
  • Time service API for block slot queries implemented
  • Conditional blob validation by block slot implemented

• SDP, Ledger and Transaction Processing:

  • SDP API for Declare/Withdrawn/Active messages merged
  • SDP API logic implementation completed
  • Active messages definition for Blend and DA activity proofs
  • Validate and reject invalid transactions merged preventing invalid transactions from blocking block production
  • Integration tests checks merged ensuring nodes are ready before starting work
  • Compute transaction costs with signed transaction size prediction
  • Fund transactions from wallet implemented
  • KMS Preload backend preparation for non-test uses
  • KMS with Preload backend integration in nomos-node

Nomos Bedrock Services §

Development §

• Blend Network:

  • Epoch transition support merged with session and epoch change handling for all Blend services
  • ZK keys, roots, and paths integration merged with core nodes sorted according to PoQ spec and merkle root derivation
  • Unified API for swarm session and epoch rotation merged
  • Blend config refactoring merged with common structure for edge and core service configs
  • Activity proof integration merged into blend service

• Data Availability:

  • SDP adapter in DA network for posting sampling opinions
  • DA network subscribes to SDP from chain service merged with genesis transaction declarations update and tests passing
  • DA dispersal from non-membership peers allowing anyone to disperse transactions and shares
  • DA dispersal SignedTx from wallet adapter with simplified API

Road to Production, Testnet and Tooling §

Development §

• Node Improvements:
  • Tauri bundler bump completed
  • Testing Framework for unified workloads across local binaries, Docker Compose, and K8s in progress

Documentation §

• Tutorials:
  • Building an EVM Compatible Sovereign ZK Rollup sovereign rollup light node tutorial completed