{
  "sample_size": 160,
  "counts": {
    "derived_or_adapted_with_provenance": 17,
    "card_unavailable": 56,
    "unresolved": 75,
    "specific_scratch_training_report": 1,
    "conversion_with_provenance": 6,
    "template_scratch_claim_unverified": 5
  },
  "design": "Fixed-seed MD5-order sample among snapshot repos with weight-looking file and without parsed baseModels.parents. Not all Hub; no replacement of inaccessible cards.",
  "valid_inference": "Frequency of discoverable provenance in this stratum only. Unresolved cases cannot be treated as zero-cost or scratch.",
  "new_training_cost_observations": 1,
  "conclusion": "Mean incremental cost and number of independent training events not identifiable from this sample. Retire V1 global1%\u00d7$1000 point estimate; keep as sensitivity only."
}