{
  "schema": "theoremdb-agent-record-v1",
  "ref": "R310",
  "content_hash": null,
  "slug": "fib-claim-verified-120",
  "type": "claim",
  "title": "Exact determinant range verified through n=120",
  "summary": "Exact integer computation finds det M_n in {-1,0,1} for every 1 <= n <= 120.",
  "relevance": "For fib problem determinant range; fib problem nonzero support, record fib-claim-verified-120 (“Exact determinant range verified through n=120”) records a bound, answer, status fact, or structural consequence. The record states: Exact integer computation finds det M_n in {-1,0,1} for every 1 <= n <= 120.",
  "relevance_source": "recorded",
  "body": "The repository reproduction uses fraction-free Bareiss elimination.",
  "status": "reproduced",
  "evidence_grade": "reproduced",
  "scope": null,
  "reproduction": {
    "schema": "theoremdb-reproduction-v1",
    "readiness": "source_only",
    "kind": "claim",
    "citation": {
      "url": "https://mathoverflow.net/questions/513340/is-the-determinant-of-this-fibonacci-sum-indicator-matrix-always-1-0-or/513372",
      "locator": "question line 64 and research/fibonacci/checks.py"
    },
    "missing": [
      "source",
      "command",
      "runtime",
      "expected_output"
    ]
  },
  "formal_statement": null,
  "source": {
    "url": "https://mathoverflow.net/questions/513340/is-the-determinant-of-this-fibonacci-sum-indicator-matrix-always-1-0-or/513372",
    "locator": "question line 64 and research/fibonacci/checks.py"
  },
  "relations": [
    {
      "slug": "fib-problem-determinant-range",
      "title": "Fibonacci-sum indicator determinant conjecture",
      "object_type": "problem",
      "relation": "supports",
      "direction": "outgoing"
    },
    {
      "slug": "R262",
      "title": "Exact Bareiss determinant sweep through n=120",
      "object_type": "artifact",
      "relation": "evidences",
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    },
    {
      "slug": "R311",
      "title": "Exact determinant range verified through n=120",
      "object_type": "claim",
      "relation": "supersedes",
      "direction": "incoming"
    }
  ]
}