{
  "generated_at": "2026-08-27T03:22:20.111557+00:00",
  "license_counts": {
    "CC-BY": 88516,
    "CC-BY-NC": 10546,
    "UNKNOWN": 109,
    "CC-BY-NC-ND": 10548,
    "CC-BY-NC-SA": 729,
    "CC-BY-ND": 5,
    "EMPTY": 8854,
    "CC0": 29,
    "CC-BY-SA": 9,
    "CC-BY-SA-4.0": 1888
  },
  "pool_record_counts": {
    "commercial": 88545,
    "non_commercial": 21823,
    "empty_unknown": 8963,
    "other": 5,
    "sharealike": 1897
  },
  "source_counts": {
    "pmc": 119345,
    "chemotion": 1888
  },
  "total_records": 121233,
  "unique_pmcids": 15416,
  "rebuilt_from_stamped_corpus": true,
  "source": "data/irexp/irexp.jsonl.gz",
  "crossref_recovery_applied": true,
  "crossref_recovery": {
    "pmcids_promoted": 146,
    "records_moved": {
      "empty_unknown->commercial": 928,
      "empty_unknown->other": 5,
      "empty_unknown->non_commercial": 885
    },
    "delta_commercial": 928
  },
  "policy": {
    "commercial_includes": [
      "CC0",
      "CC-BY"
    ],
    "commercial_zenodo_primary": true,
    "empty_unknown": "excluded from commercial Zenodo pool",
    "non_commercial": "held aside in irexp_non_commercial.jsonl.gz",
    "other": "held aside (includes CC-BY-ND / non-CC terms)",
    "sharealike_includes": [
      "CC-BY-SA",
      "CC-BY-SA-4.0 (Chemotion)"
    ],
    "crossref_recovery": "empty/unknown promoted only on explicit CC / ACS AuthorChoice Crossref URLs or late Europe PMC licence strings; TDM-only ignored"
  },
  "pool_files": {
    "commercial": "data/irexp/licence_pools/irexp_commercial.jsonl.gz",
    "empty_unknown": "data/irexp/licence_pools/irexp_empty_unknown.jsonl.gz",
    "non_commercial": "data/irexp/licence_pools/irexp_non_commercial.jsonl.gz",
    "other": "data/irexp/licence_pools/irexp_other.jsonl.gz",
    "sharealike": "data/irexp/licence_pools/irexp_sharealike.jsonl.gz"
  }
}