{
  "passed": true,
  "matched_metrics": 288,
  "explicit_targets": 288,
  "native_versions": {
    "Python": "3.14.7",
    "Julia": "julia version 1.12.7",
    "R": "Rscript (R) version 4.6.1 (2026-06-24)"
  },
  "maximum_absolute_difference": {
    "Python": 0.0,
    "Julia": 0.0,
    "R": 4.440892098500626e-16
  },
  "relative_tolerance": 1e-12,
  "absolute_tolerance": 1e-10,
  "origin_count": 9,
  "collection_delays_seconds": [
    0,
    60,
    3600
  ],
  "inclusive_availability_rule": true,
  "future_mutation_and_append_grid_checks": 54,
  "reorder_grid_checks": 27,
  "domain_rejections_per_language": 4,
  "score_and_information_gain_identities": 2,
  "source_header_time_and_headline_checks": 3,
  "fixture_sha256": {
    "gdp-release-ledger.csv": "8fe907780f2aacea8b008aed7fbe7db291385874a73170c519bc9b8a0d0d2213",
    "clock-origins.csv": "38c88289fafa90fbe9bb58be85286c64771c5705e516da5db2b095ae2a1b7a6a",
    "controlled-release-ledger.csv": "08f46d878a14d14ba1fe44e30d73121816b11ca5f20cb5289bf903081e4e4589",
    "information-worlds.csv": "1d9c8a95ddb41184cc91fa6bed38acd88091c532b2ebbf422a4c18018c167ad9"
  },
  "empirical_scope": "Three archived BEA headline GDP estimates for 2024 Q1; no nowcast fitted or predictive performance inferred.",
  "controlled_scope": "Six authored monthly-index releases and four equally weighted information states.",
  "random_draws": 0,
  "timestamp_assumption": "Provider release clock plus declared constant collection delay; no historical ingestion evidence is claimed."
}