{
  "schema_version": "1.0",
  "assignment": "Prove the exact eight-sign character identity for every four-coordinate natural exponent vector, with no extra hypotheses.",
  "roles": [
    "research_coordinator",
    "lean_worker"
  ],
  "delivered_theorem": "OrchardMath.Millennium.HardySignParity.sum_even_sign_character_four",
  "source_sha256": "9f0e743e74a492fbe0e762908025acaaefdf219a59a92f21000b330140fa91dc",
  "worker_compile_attempts": 4,
  "root_validation": [
    "Read complete source",
    "Fresh direct source compilation",
    "Targeted Lake build",
    "External theorem restatement and transitive axiom audit"
  ],
  "axioms": [
    "propext",
    "Classical.choice",
    "Quot.sound"
  ],
  "scope": "Character identity only; no full series or Hardy theorem claim.",
  "source_record": {
    "path": "research/millennium/iterations/0029/lean-parity-notes.md",
    "commit": "eb9e22342170488361813abce4bec22a73f6f523",
    "sha256": "2dbb53c228131ba773f8ac2f924184340e9287d57be52742e6a1a186c6d06e1d"
  },
  "acceptance_record": {
    "path": "research/millennium/iterations/0029/acceptance.json",
    "commit": "eb9e22342170488361813abce4bec22a73f6f523",
    "sha256": "f6d5ab626efa426b8766640c2f3de9a9cebc73867e0c52cfe7454e755f235a85"
  }
}