{
  "schema_version": 1,
  "reviewed": "2026-11-04",
  "title": "Retrospective technical-power arithmetic",
  "records": [
    {
      "id": "technical-power-arithmetic",
      "title": "Technical power arithmetic",
      "status": "bounded_retained_comparison_pass",
      "quickpls_version": "1.01.15",
      "references": [
        "SciPy 1.15.2"
      ],
      "scope": "82 retained per-path normal-approximation projections.",
      "counts": {
        "compared_numeric_or_mask_cells": 82,
        "outside_recorded_gate": 0,
        "distinct_ledger_fixture_labels": 1,
        "independent_study_count": null
      },
      "maximum_recorded_absolute_difference": 1.1102230246251565e-16,
      "selected_compared_rows": [
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          "cell": "path_technical_power_v1/0/alpha_01",
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          "abs_error": 2.7755575615628914e-17,
          "relative_error": 1.1911629399934244e-16,
          "mask_agrees": true,
          "passed": true,
          "absolute_tolerance": 1e-08,
          "relative_tolerance": 1e-08,
          "evidence_kind": "independently-implemented-math",
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          "relative_tolerance": 1e-08,
          "evidence_kind": "independently-implemented-math",
          "convention_alignment": ""
        },
        {
          "receipt": "technical-power-r1.json",
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          "cell": "path_technical_power_v1/1/alpha_01",
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          "relative_tolerance": 1e-08,
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        {
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          "relative_tolerance": 1e-08,
          "evidence_kind": "independently-implemented-math",
          "convention_alignment": ""
        },
        {
          "receipt": "technical-power-r1.json",
          "fixture": "retained-1.01.15-technical-power",
          "cell": "path_technical_power_v1/2/alpha_01",
          "native": 0.6454514653401512,
          "reference": 0.6454514653401512,
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          "relative_error": 0.0,
          "mask_agrees": true,
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          "relative_tolerance": 1e-08,
          "evidence_kind": "independently-implemented-math",
          "convention_alignment": ""
        },
        {
          "receipt": "technical-power-r1.json",
          "fixture": "retained-1.01.15-technical-power",
          "cell": "path_technical_power_v1/2/alpha_05",
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          "reference": 0.8541874463235511,
          "abs_error": 1.1102230246251565e-16,
          "relative_error": 1.2997416777823068e-16,
          "mask_agrees": true,
          "passed": true,
          "absolute_tolerance": 1e-08,
          "relative_tolerance": 1e-08,
          "evidence_kind": "independently-implemented-math",
          "convention_alignment": ""
        }
      ],
      "limitations": [
        "Does not validate distinct study-wide posthoc or simulation prospective power."
      ],
      "reviewed_acceptance": {
        "gate_distribution": [
          {
            "absolute_tolerance": 1e-08,
            "relative_tolerance": 1e-08,
            "derivation": "explicit_per_cell",
            "numeric_or_mask_cells": 30
          },
          {
            "absolute_tolerance": 0,
            "relative_tolerance": 0,
            "derivation": "explicit_per_cell",
            "numeric_or_mask_cells": 52
          }
        ],
        "formula": "abs(native - aligned_reference) <= absolute_tolerance + relative_tolerance * abs(aligned_reference)",
        "gate_note": "The original checker applies these gates to its aligned values. Null/missing masks must also agree. Numeric and mask cells are not independent studies.",
        "comparison_count": 82,
        "failed_count": 0,
        "null_reference_cells": 0,
        "receipt_name": "per-cell-comparisons.json",
        "receipt_sha256": "d0e4e5510574c5db9fcd97044151520f4cb0edfb05c92eacf960eb1e00f30d8c"
      },
      "source_records": [
        {
          "name": "INSTALLED-PLS-DIAGNOSTICS-REPORT.md",
          "sha256": "62b9b3e9f00187d1933c72ec289f0949f61937284fc0877ef48f0508224ca795"
        }
      ],
      "fresh_current_store_binary_comparison": false,
      "public_extract_scope": "Curated factual comparison extract. Input datasets and private raw artifacts are not redistributed. Not a complete rerunnable package."
    }
  ]
}