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The system uses PostgreSQL with five main tables:
  • challenges
    Challenge metadata, lifecycle state, cryptographic nonces, validator requirements, and submission limits
  • miner_submissions
    Submission metadata, file references, multi-bucket storage (miner/ validator/ archive), validation counts, and status tracking
  • validation_records
    Individual validator evaluations, detailed score breakdown, evaluation notes, and validator-specific file paths
  • submission_nonces
    Cryptographic nonce management with expiration tracking and rate limiting
  • validator_api_keys
    API key lifecycle, usage tracking, audit trails, and activation/revocation history