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USC Testnet Releases

This page lists and describes Docker Images created after the public launch.

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Creditcoin USC docker image numbers may not be consecutive since some internal versions are not publicly released. We recommend to always use the latest version number available.

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USC Testnet V2 Docker Image Releases

Version
Released on
Change

3.103.0-testnet

2026-04-01

  • Introduced attestation chain reversion capabilities

  • Increased attestor reliability and networking controls

  • Enhanced proof-gen API and added stress testing

  • Introduced archiver service

  • Improved indexer and runtime features

3.100.0-testnet

2026-03-11

  • Added on-chain maturity strategies

  • Improved attestation reliability and ordering

  • Added operator controls for elections and updates

  • Enhanced proof generation and validation pipeline

  • Standardized digest and continuity handling

3.92.0-testnet

2026-02-10

  • Improved EVM gas estimation reliability

  • Enhanced ChainInfo precompile and query outputs

  • Improved proof generation pipeline (GraphQL integration)

  • Fixed continuity and checkpoint edge cases

3.87.0-testnet

2026-01-14

  • Implemented native query verifier, removing old zk proving infrastructure.

  • Attestors transitioned to run their own p2p network

  • Overhauled attestation & continuity proof system (new proof model, smaller data, better validation, improved pool & fork handling)

  • Improved EVM precompiles and gas efficiency (block prover optimizations, new chain info methods)

  • Introduced proof-gen API server to efficiently produce continuity and merkle proofs

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USC Testnet V1 Docker Image Releases

Version
Released on
Change

3.65.0-testnet

2025-10-22

  • Improved attestation validation and removed rewards

  • Enhanced attestor reliability and configuration

  • Refactored proof verification system

3.59.0-testnet

2025-09-11

  • Refactored prover and caching/logging

  • Rewrote attestor engine (sync, better validation)

  • Made config changes epoch-aware

3.55.0-testnet

2025-09-04

  • Asstestors: Improved block fetching, interval handling, and restart logic

  • Target sample size changes now apply at epoch boundaries

3.49.0-testnet

2025-08-27

  • Attestors: Restart attestation production when attestation interval changes

3.48.0-testnet

2025-09-26

  • Attestors: Improved gossip and vote propagation

3.47.0-testnet

2025-09-13

  • Runtime configurable vote acceptance window added

  • Indexer: Use chain genesis hash instead of a hardcoded value

3.46.0-testnet

2025-09-12

  • Voting rounds config: Fixed an issue where round config wasn't being initialized when not yet set

3.45.0-testnet

2025-09-12

  • Reworked attestor network last_digest tracking and gossip window logic

  • Fixed error in attestation fragment creation in prover

3.44.0-testnet

2025-09-08

  • Initial testnet release tag with functioning attestation and transaction proving cross chain infrastructure

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