{
  "packaging_version": "3.1.0",
  "codec_version": "3.0.0",
  "date": "2026-10-11",
  "status": "passed",
  "environment": "Python 3.12 on Linux; offline local validation",
  "checks": {
    "core_codec_test_groups": 20,
    "agent_interface_test_groups": 14,
    "uploader_mocked_test_groups": 17,
    "independent_theory": {
      "status": "passed",
      "dimension_pairs": 25,
      "exhaustive_matrices": 74963,
      "factorizations": 74963,
      "rank_invariance_cases": 74963,
      "exact_rank_population_classes": 55,
      "gaussian_recurrence_cases": 14,
      "canonical_rowspaces": 91,
      "sparse_rank_inflation_cases": 16,
      "counting_no_collapse_cases": 24,
      "large_dimension_bound_cases": 15,
      "scope": "Finite verification only; general proofs and novelty require separate review."
    },
    "original_archive_observations_verified": 215,
    "unique_original_archive_sha256_values": 148,
    "supplemental_stream_sizes_reproduced": 100,
    "supplemental_stream_reconstruction_checks": 100,
    "fixture_inventory_hashes_verified": 20,
    "tabular_configurations_checked": 6,
    "original_four_csv_views_byte_identical": true,
    "codec_byte_identical_to_v3": true,
    "manuscript_byte_identical_to_v3": true,
    "agent_quickstart": "passed",
    "uploader_dry_run": "passed",
    "windows_launcher_has_crlf_line_endings": true
  },
  "reproduce": {
    "repository_checks": "python verify_release.py --full --json",
    "uploader_tests_from_wrapper": "python -m unittest -v tests_upload.py",
    "uploader_dry_run_from_wrapper": "python upload_release.py --dry-run",
    "supplemental_baselines": "python experiments/benchmark_supplemental.py --output NEW_PATH.json"
  },
  "limits": [
    "This record is evidence of local finite checks, not a proof of general compression superiority or historical novelty.",
    "The native supplemental streams require optional baseline dependencies to reproduce.",
    "No Windows runtime test or live Hugging Face dataset viewer test was performed.",
    "No repository was published or authenticated by this preparation."
  ]
}