{
  "audit_recipe_sha256": "fe4f81e28745a75ba3d9a88036af6af9d67600ad0b65beb3e85d71f7da1443e3",
  "created_at": "2026-08-11T07:26:57.506838+00:00",
  "dataset_id": "GD_19330e06aae0462447c1fd05ccaa38d7",
  "external_sca_blind_gate": "not_run; excluded from grade and required before production promotion",
  "grade_point_average": 3.6600000000000006,
  "input_artifacts": {
    "dataset_card": {
      "path": "artifacts/reference_v3_multidomain/dataset/dataset_card.json",
      "sha256": "0acbdc0b4817c53d1b183cb1b987516d1dd1b441384ccda59d16a317da9bdb3e"
    },
    "selection": {
      "path": "artifacts/reference_v3_multidomain/model_selection.json",
      "sha256": "69b6ff21747261c953a38e3b6fe1a7c968aab0a3e79c745b3bb5fbcb0b53ab78"
    },
    "test_evaluation": {
      "path": "artifacts/reference_v3_multidomain/test_evaluation.json",
      "sha256": "df89765ad0df31237cb808750130341c881a049405cc8ffaa70f5b6216a193d7"
    }
  },
  "integrity_failures": [],
  "schema": "bora-gold-quality-audit-v1",
  "target": "average B+ or better; no critical provenance/split unit below B",
  "target_pass": true,
  "units": [
    {
      "gate": "all pair/manifests/split SHA-256 values resolve",
      "grade": "A",
      "unit": "Immutable artifact lineage",
      "value": 1.0
    },
    {
      "gate": "P1 DWARF address mapping; stripped analysis never receives source names",
      "grade": "A",
      "unit": "Address-grounded true-strip alignment",
      "value": 0.995
    },
    {
      "gate": "distinct immutable repositories",
      "grade": "A",
      "unit": "Real-project breadth",
      "value": 138
    },
    {
      "gate": "accepted nontrivial P1 pairs",
      "grade": "A",
      "unit": "Gold sample size",
      "value": 42449
    },
    {
      "gate": "independent compiler families",
      "grade": "B+",
      "unit": "Compiler-family diversity",
      "value": 2
    },
    {
      "gate": "distinct target architectures",
      "grade": "A",
      "unit": "Architecture diversity",
      "value": 3
    },
    {
      "gate": "distinct executable container formats represented by accepted P1 pairs",
      "grade": "B+",
      "unit": "Binary container diversity",
      "value": {
        "elf": 40733,
        "pe": 1716
      }
    },
    {
      "gate": "distinct target OS and libc/runtime families represented by accepted P1 pairs",
      "grade": "B+",
      "unit": "OS/libc diversity",
      "value": {
        "libcs": {
          "glibc": 40733,
          "mingw": 1716
        },
        "operating_systems": {
          "linux": 40733,
          "windows": 1716
        }
      }
    },
    {
      "gate": "Itanium and MSVC ABI coverage are tracked separately",
      "grade": "C",
      "unit": "C++ ABI diversity",
      "value": {
        "itanium": 8020
      }
    },
    {
      "gate": "same source occurrence has two or more independently built target profiles",
      "grade": "B",
      "unit": "Same-source cross-domain positives",
      "value": {
        "fraction": 0.26503186478248825,
        "multi_domain_source_occurrences": 1913,
        "source_occurrences": 7218
      }
    },
    {
      "gate": "distinct optimization modes",
      "grade": "A",
      "unit": "Optimization diversity",
      "value": 4
    },
    {
      "gate": "zero lineage overlap and sufficiently broad development/test repositories",
      "grade": "A",
      "unit": "Repo/lineage/near-clone disjoint split",
      "value": {
        "minimum_holdout_repositories": 14,
        "overlap": {
          "development_test": 0,
          "train_development": 0,
          "train_test": 0
        }
      }
    },
    {
      "gate": "three seeds; Recall@1 max-minus-min",
      "grade": "A",
      "unit": "Multi-seed development stability",
      "value": 0.0033506449991623777
    },
    {
      "gate": "development-only selection and test/model SHA-256 values form one immutable chain",
      "grade": "A",
      "unit": "Frozen selection/evaluation lineage",
      "value": 1.0
    },
    {
      "gate": "selected on development only; paired query bootstrap on untouched test",
      "grade": "A",
      "unit": "Frozen internal test retrieval",
      "value": {
        "baseline": "v14_champion",
        "mrr_delta": 0.05932346545058792,
        "paired_ci_lower": {
          "mrr": 0.05392515608399423,
          "recall_at_1": 0.05624834173520826
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        "recall_at_1_delta": 0.06394269036879807
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    }
  ]
}