Logos Blockchain Weekly Update - 2026-03-16

`blockchain:highlights`

Data Availability adversarial model: calculated recoverability threshold and probability under subnetwork adversary, validated against simulations
Data Availability Calculator v2 ready with generic encoder adversary calculations
Total Stake Inference: derived honest slot utilization rate q via Bernoulli trial model with network delay
Cryptarchia bootstrapping protocol defined, fast bootstrapping draft in progress
Blend: key nullifiers for duplicate message detection, peer banning persistence, Rust 1.94 update
Testing framework: Kubernetes attached mode, cfgsync generalized into reusable library
Distributed sequencer proof-of-concept started with inscription lineage tracking and event streaming
Areon paper submitted to SBC 2026
Bridging proof-of-concept with deposit/withdraw operations

blockchain:bedrock:research:cryptarchia
- Total Stake Inference: derived honest slot utilization rate q using Bernoulli trial model with network delay parameter, discussed consequences of underestimating q on blockchain growth draft
- Cryptarchia bootstrapping and synchronization protocol defined collaboratively draft
- RFC to modify Mantle transaction hash computation RFC
- RFC to make Ledger Transaction an operation RFC
- Areon paper revised and submitted to SBC 2026 paper
- Initial sketch of Mantle operation/transaction for EmPoWering the Consensus doc
- Ran Logos blockchain node on a Raspberry Pi Zero 2 at all-hands
blockchain:bedrock:research:da:sampling
- Data Availability adversarial model: calculated recoverability threshold k_c for adversarial nodes in subnetworks and probability of data being unrecoverable, validated against simulations analysis
- Data Availability Calculator v2 completed with generic encoder adversary calculations calculator

blockchain:bedrock:eng:blend
- Simplify init subcommand: remove identify and --no-public-ip check with working NAT traversal (in-review) logos-blockchain#2329
- Use fixed-size arrays for Merkle paths in ZK proofs (in-review) logos-blockchain#2333
- Use key nullifiers instead of public keys to check for duplicate Blend messages (in-review) logos-blockchain#2348
- Persist banned Blend peers across restarts (in-progress) logos-blockchain#2363
- Update Rust to 1.94 Overwatch#130, logos-blockchain#2362
- Release-related changes logos-blockchain#2345, logos-blockchain#2355
blockchain:bedrock:eng:testing
- Cucumber transaction stress tests: added practical test usability features (in-review) logos-blockchain#2327
- Testing framework: Kubernetes attached mode (merged) logos-blockchain-testing#39
- Testing framework: cfgsync generalized into reusable library for external applications (merged) logos-blockchain-testing#40
- Add dedicated banning service (draft) logos-blockchain#2381
- Performed devnet stress tests
blockchain:bedrock:eng:zones
- Bridging proof-of-concept with deposit and withdraw operations
- Add sequencer inscription lineage tracking (draft) logos-blockchain#2379
- Add efficient inscription channel event/item streaming (draft) logos-blockchain#2380
blockchain:bedrock:eng:logos-core
- Debug and fix Logos Core permissions issues triggering circuit failures
- Cargo Hack UI for debugging logos-blockchain#2364

blockchain:logos-execution-zone:indexer
- Batched read/write operations logos-execution-zone#390
- Initial state unification across services (in-progress) logos-execution-zone#393
blockchain:logos-execution-zone:integration
- Clippy pedantic and restriction lint pass completed logos-execution-zone#391
- Sequencer RPC refactored to use library instead of manual implementation logos-execution-zone#394

blockchain:comms:blog
- “Decentralise the Log, Not the Server” blog article ready for review draft