docs(data): record typed adjustment snapshot acceptance
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boris
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{
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"schemaVersion": "fidc-typed-adjustment-factor-snapshot/v1",
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"generatedAt": "2026-09-07T18:12:00+08:00",
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"scope": "FIDC engine, backtest runner and strategy runtime",
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"changes": {
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"engineCommit": "04b45adf98772f4ce3cd8b7a2c08d76480655fee",
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"backtestServiceCommit": "76748bbc3d2cfc4d76ff8e35c5fcda1fcddd00ec",
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"tradingPlatformCommit": "bec62d0f7f6126a36ec0a101f7b1a66b138537eb",
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"datasetSchemaVersion": 58,
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"sourceRowCacheSchemaVersion": 28,
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"contract": "adjustment_factor_backward1 remains a nullable typed field from Arrow decode through DailyFactorSnapshot and AdjustedCloseSeries; dynamic NumericFactorMap values stay sparse",
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"legacyInputPolicy": "extra_factors containing adjustment_factor_backward1 and non-positive or non-finite typed adjustment values are rejected"
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},
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"tests": {
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"fidcCore": "445 passed, 6 ignored",
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"backtestRunner": "351 passed, 3 ignored",
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"backtestApi": "80 passed",
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"strategyRuntime": "66 passed",
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"runtimeRollingOrderRegression": "full 5/10/30/100-day framework rolling history produced a valid paper order"
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},
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"productionImplementation": {
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"engineCommit": "04b45adf98772f4ce3cd8b7a2c08d76480655fee",
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"serviceCommit": "76748bbc3d2cfc4d76ff8e35c5fcda1fcddd00ec",
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"identitySha256": "2c0ab93663018f4fae8d61ba0c522c0f796837d952bbfb26a6bc229cc52bd722",
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"runnerBinarySha256": "8591dfa763a52e06467dfe2ff2c8bef4d382ef875b356009fe5a7e8ea2013ea3",
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"serviceBinarySha256": "4e467981f569e265c4ccc862c04be85eb99e9f4d107878785c5961a8b382d65f",
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"status": "verified"
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},
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"fiveYearFreshProcess": {
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"baseline": {
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"runId": "btr_1788772852314_617886_0",
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"dataSeconds": 14.121,
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"sourceQuerySeconds": 4.304,
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"datasetConstructSeconds": 3.672,
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"riskFreeRateSeconds": 2.77,
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"totalSeconds": 20.947,
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"queryCompletedRssKb": 6654344,
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"datasetConstructCompletedRssKb": 12775136
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},
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"candidate": {
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"runId": "btr_1788775107699_632665_0",
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"dataSeconds": 13.198,
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"sourceQuerySeconds": 4.169,
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"datasetConstructSeconds": 3.499,
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"riskFreeRateSeconds": 0.01,
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"totalSeconds": 17.381,
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"queryCompletedRssKb": 6738520,
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"datasetConstructCompletedRssKb": 12694000
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},
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"improvementPercent": {
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"dataSeconds": 6.5364,
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"sourceQuerySeconds": 3.1366,
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"datasetConstructSeconds": 4.7113,
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"datasetConstructCompletedRssKb": 0.6351,
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"totalSecondsAfterRiskFreeNormalization": 4.4317
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},
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"comparisonNote": "total wall time is normalized only for the independently measured risk-free lookup difference; data and RSS values are compared directly"
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},
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"fiveYearMemoryCold": {
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"baselineRunIds": [
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"btr_1788772635840_613911_1",
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"btr_1788772672944_613911_2",
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"btr_1788772707181_613911_3"
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],
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"candidateRunIds": [
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"btr_1788775166889_632665_1",
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"btr_1788775202156_632665_2",
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"btr_1788775353507_632665_5"
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],
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"baselineMedian": {
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"totalSeconds": 16.809,
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"dataSeconds": 12.8,
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"sourceQuerySeconds": 4.411,
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"dailyLoopSeconds": 1.077,
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"datasetConstructSeconds": 3.701,
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"engineSeconds": 3.278
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},
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"candidateMedian": {
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"totalSeconds": 16.653,
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"dataSeconds": 12.569,
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"sourceQuerySeconds": 4.054,
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"dailyLoopSeconds": 1.047,
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"datasetConstructSeconds": 3.577,
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"engineSeconds": 3.372
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},
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"improvementPercent": {
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"totalSeconds": 0.9281,
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"dataSeconds": 1.8047,
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"sourceQuerySeconds": 8.0934,
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"dailyLoopSeconds": 2.7855,
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"datasetConstructSeconds": 3.3504,
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"engineSeconds": -2.8676
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},
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"excludedQueueOutlier": {
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"runId": "btr_1788775236942_632665_4",
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"totalSeconds": 69.401,
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"queueWaitSeconds": 48.625,
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"blockingRunId": "btr_1788775223727_632665_3",
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"reason": "another user backtest naturally occupied the single runner; it was not stopped or modified"
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}
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},
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"controls": {
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"currentClose": {
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"runIds": [
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"btr_1788775434926_632665_6",
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"btr_1788775464828_632665_7",
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"btr_1788775491657_632665_8"
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],
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"medianTotalSeconds": 10.044,
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"totalReturn": 0.3201517861398,
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"tradeCount": 5351,
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"canonicalSha256": "7204c6f41b8e39fbf1af7fc55cd601b80f3427a7aa058394ccd8b0b14ca48eed",
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"resultStoreSha256": "0b4d24ed5ec2b27cc4135707b4c51c78eb2c3e35a20da8108610778c30c72c73"
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},
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"staticDaily": {
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"runId": "btr_1788775531308_632665_9",
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"totalReturn": 0.13228843240310018,
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"tradeCount": 4445,
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"canonicalSha256": "fdfa855295c0b55bdbe6f39952ead1515e844bf033ced974d3c3ddc037a5d0b1",
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"resultStoreSha256": "697566645116c76ff837cd36f7f9bbd7ad3eb30510a5b95012fb730d5072d511"
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},
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"fullMinute": {
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"runId": "btr_1788775545217_632665_10",
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"totalReturn": 0.03473222656500008,
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"tradeCount": 156,
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"canonicalSha256": "7dae3a618932b90d36e9968c027f08a94d69b8fc6a56b1ea0cc1a2cb771d85b8",
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"resultStoreSha256": "bbbd7080b8fd7f6e8c3a8132499842bd0e4d644dbfdc3e8dbca7d2c0c1381e93"
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},
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"nextOpenFiveYear": {
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"totalReturn": 0.9922618879291,
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"tradeCount": 25827,
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"canonicalSha256": "ac1d167cb1e1073e1d1ecb01e914f94d7560081c1d238e6b4418d86233250719",
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"resultStoreSha256": "79570e0ae6b07badc1b693dc897dd1381647d259a4fe44ed3e50bc215e2fd088"
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},
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"terminalAuditsClean": true
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},
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"tradingRuntimeDeployment": {
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"sourceCommit": "bec62d0f7f6126a36ec0a101f7b1a66b138537eb",
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"strategyRuntimeBinarySha256": "b28aa9a20bff232d5d24ba6c8072c02ff921dea69a5ca3cb81712323e2d88d24",
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"healthPorts": [9100, 9101, 9102, 9103, 9104, 9130],
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"allHealthChecksPassed": true,
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"orderRoutingConfigurationChanged": false,
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"observedOrderRoutingMode": "disabled"
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},
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"decision": {
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"status": "accepted",
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"reason": "all business hashes and runtime rolling semantics remain exact while five-year DataSet construction, data time and steady memory-cold wall time improve",
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"nextTarget": "construct the immutable Base Panel directly from Arrow column buffers so the remaining SourceRowRecord and DailyFactorSnapshot row materialization can be removed"
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}
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}
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