{
  "schemaVersion": "fidc-rank-expression-presence/v1",
  "measuredAt": "2026-09-05T12:50:00+08:00",
  "host": "192.168.31.177",
  "engineCommit": "42999ffa2cb6967315dc4c97220561c0611cda22",
  "featureCommit": "c225d8484f0493a473b68c11389513d5167ba4cc",
  "serviceCommit": "9fd5a9e6d5668af57f6942fc3c4127953545d9c6",
  "runnerBinarySha256": "3060dd5afe720bccd1d2f959f6af04af6325766f8c6829cd80e5af9785ec2346",
  "implementation": {
    "description": "freeze rank expression presence at strategy construction and remove repeated rank_expr trim checks in selection dispatch",
    "strategyCodeChangeRecompilesRequirement": true,
    "rankValuesCached": false,
    "selectionResultsCached": false,
    "pitSemanticsChanged": false
  },
  "primaryFiveYearContract": {
    "totalReturn": 0.9219861819172002,
    "tradeCount": 26088,
    "canonicalSha256": "b42fea66237d06eadb24f6b8c9e2760e7319fe3699f315b99e01f433ef2aa234",
    "resultStoreSha256": "92343fb369fea68b2544b654151c5c43a935940580b14afbe8eefb3844f72a54",
    "previousAcceptedEngineMedianSeconds": 2.611,
    "engineSeconds": [2.439, 2.447, 2.435, 2.442, 2.441, 2.432],
    "processHotMedianEngineSeconds": 2.441,
    "observedImprovementPercent": 6.510915,
    "resultConsistent": true,
    "terminalAuditStatus": "clean"
  },
  "secondaryFiveYearContract": {
    "totalReturn": 1.1342962298106998,
    "tradeCount": 19404,
    "canonicalSha256": "0dbd3fad624097c673c4a5ec2f545f95e9c21d1d5337bb2b48ffeb22b16cb2b9",
    "resultStoreSha256": "416d2f87241fb4c6b917f6aeecb588f82f6e7d51a103f4c53a74d11971f16839",
    "previousAcceptedEngineMedianSeconds": 2.346,
    "engineSeconds": [2.191, 2.165, 2.249, 2.17, 2.159, 2.18],
    "processHotMedianEngineSeconds": 2.17,
    "observedImprovementPercent": 7.502131,
    "resultConsistent": true,
    "terminalAuditStatus": "clean"
  },
  "genericRankFiveYearContract": {
    "rankBy": "free_float_cap",
    "totalReturn": 0.7140315244542004,
    "tradeCount": 21876,
    "canonicalSha256": "84367993911b42437939aad88f29379d007af6f5f171667ff7ad6677dd488fd2",
    "resultStoreSha256": "e2c7401bb9950da6fdfc0b516428061651e3e5b874a5f80c4b03ab8a81e90191",
    "lowLoadEngineSeconds": [3.529, 3.472, 3.514, 3.465, 3.455, 3.459],
    "processHotMedianEngineSeconds": 3.465,
    "sameLoadCausalComparison": "not_claimed",
    "resultConsistent": true,
    "terminalAuditStatus": "clean"
  },
  "fullMinuteContract": {
    "scheduleTime": "10:18",
    "matchingType": "minute_last",
    "slippageModel": "price_ratio",
    "slippageValue": 0.001,
    "totalReturn": 0.03473222656500008,
    "tradeCount": 156,
    "canonicalSha256": "457c086b1bca784fe83f447bb22451925e8f022456bb0fc7b54237a7a7886849",
    "resultStoreSha256": "04d804ee02ad7bc9b3649b4a2b4ddd902a4242ef38e00edeed8058860e9a6997",
    "engineSeconds": [0.157, 0.16],
    "processHotMedianEngineSeconds": 0.16,
    "resultConsistent": true,
    "terminalAuditStatus": "clean"
  },
  "testGate": {
    "workspaceTotal": 422,
    "passed": 416,
    "ignoredManualBenchmarks": 6,
    "failed": 0
  },
  "memory": {
    "persistentCacheAddedBytes": 0,
    "currentServiceCgroupBytesAfterRestart": 23715840
  },
  "acceptance": {
    "status": "accepted_compile_time_rank_presence",
    "reason": "both independent five-year ordered contracts improved in the low-load runs, generic rank stayed business-identical without a causal wall-time claim, and full-minute execution stayed identical"
  }
}