{
  "schemaVersion": "fidc-shared-market-cap-order-index-ab/v1",
  "measuredAt": "2026-09-05T00:43:00+08:00",
  "host": "192.168.31.177",
  "engineCommit": "05953f857a3e3844595bb63a684c34a2e44cbaaf",
  "serviceCommit": "9fd5a9e6d5668af57f6942fc3c4127953545d9c6",
  "runnerBinarySha256": "188269bf0c2ee65d6c11ed37ddddfdaf86695941e8123f69f950054bea39796e",
  "implementation": {
    "description": "build an immutable per-date u32 symbol-id order by market cap in parallel with DataSet construction and reuse it across strategy runs",
    "riskEvaluationOrderPreserved": true,
    "riskDiagnosticsOrderPreserved": true,
    "selectionOrderPreserved": true,
    "cachedFactorValues": false,
    "cachedSelectionResults": false,
    "cachedAccountOrOrderState": false,
    "pitSemanticsChanged": false,
    "adjustmentSemanticsChanged": false
  },
  "primaryFiveYearContract": {
    "startDate": "2021-08-23",
    "endDate": "2026-08-28",
    "frequency": "1d",
    "matchingType": "next_bar_open",
    "totalReturn": 0.9219861819172002,
    "tradeCount": 26088,
    "canonicalSha256": "b42fea66237d06eadb24f6b8c9e2760e7319fe3699f315b99e01f433ef2aa234",
    "resultStoreSha256": "92343fb369fea68b2544b654151c5c43a935940580b14afbe8eefb3844f72a54",
    "firstRun": {
      "runId": "btr_1788540070941_2799354_0",
      "totalSeconds": 19.825,
      "dataSeconds": 13.141,
      "engineSeconds": 6.024
    },
    "hotRuns": [
      {"runId": "btr_1788540095588_2799354_1", "totalSeconds": 6.664, "engineSeconds": 5.528},
      {"runId": "btr_1788540107127_2799354_2", "totalSeconds": 6.546, "engineSeconds": 5.742},
      {"runId": "btr_1788540118939_2799354_3", "totalSeconds": 6.586, "engineSeconds": 5.643},
      {"runId": "btr_1788540129894_2799354_4", "totalSeconds": 6.591, "engineSeconds": 5.929},
      {"runId": "btr_1788540141992_2799354_5", "totalSeconds": 6.794, "engineSeconds": 6.145}
    ],
    "hotMedianEngineSeconds": 5.742,
    "restoredBaselineHotMedianEngineSeconds": 6.702,
    "observedMedianImprovementPercent": 14.324082363473588,
    "terminalAuditStatus": "clean",
    "resultConsistent": true
  },
  "secondaryFiveYearContract": {
    "description": "same frozen source and execution contract with target positions changed from 30 to 20",
    "totalReturn": 1.1342962298106998,
    "tradeCount": 19404,
    "canonicalSha256": "0dbd3fad624097c673c4a5ec2f545f95e9c21d1d5337bb2b48ffeb22b16cb2b9",
    "resultStoreSha256": "416d2f87241fb4c6b917f6aeecb588f82f6e7d51a103f4c53a74d11971f16839",
    "engineSeconds": [5.699, 5.545, 5.604, 5.23],
    "processHotMedianEngineSeconds": 5.545,
    "terminalAuditStatus": "clean",
    "resultConsistent": true
  },
  "memory": {
    "baselineCurrentBytes": 11426254848,
    "candidateCurrentBytes": 11433934848,
    "candidatePeakBytes": 11435282432,
    "observedIncreaseBytes": 7680000
  },
  "profile": {
    "runId": "btr_1788540249539_2799354_10",
    "totalSeconds": 6.35,
    "engineSeconds": 5.696,
    "eventCycles": 15734772698,
    "stockStatePercent": 23.86,
    "stableUniverseSortPresentInTopProfile": false,
    "numericVmPercent": 5.29,
    "adjustedCloseMovingAveragePercent": 4.71,
    "mallocPercent": 4.33
  },
  "testGate": {
    "coreUnitTotal": 419,
    "corePassed": 413,
    "ignoredManualBenchmarks": 6,
    "failed": 0,
    "integrationSuitesPassed": true
  },
  "remoteArtifacts": [
    "/srv/fidc/canonical/run/fidc-private/evidence/shared-market-cap-order-20260905.json",
    "/srv/fidc/canonical/run/fidc-private/evidence/shared-market-cap-order-secondary-20260905.json",
    "/srv/fidc/canonical/run/fidc-private/evidence/shared-market-cap-order-profile-20260905/perf.data",
    "/srv/fidc/canonical/run/fidc-private/evidence/shared-market-cap-order-profile-20260905/perf-report.txt",
    "/srv/fidc/canonical/run/fidc-private/evidence/shared-market-cap-order-profile-20260905/run.json"
  ],
  "acceptance": {
    "status": "accepted_shared_immutable_index_end_to_end_no_regression",
    "reason": "both five-year strategies preserve exact business outputs, the primary stable hot median improves by about 14.3 percent, first-build data time remains at the prior process-cold baseline, and resident memory increases by only about 7.7 MB"
  }
}