{
  "dataset": "us-firearm-background-checks",
  "title": "US Firearm Background Checks (FBI NICS) - monthly by state, 1998-present, cleaned Parquet",
  "license": {
    "id": "PDDL-1.0",
    "name": "US federal public domain (17 U.S.C. 105) - freely redistributable, attribute FBI NICS, label as derived",
    "url": "https://creativecommons.org/publicdomain/mark/1.0/"
  },
  "upstream_source": "FBI National Instant Criminal Background Check System (NICS)",
  "publisher": "ReadySet (cleaned, documented, QC'd)",
  "permits_ai_training": true,
  "permits_redistribution": true,
  "contains_personal_data": false,
  "provenance": "Built exclusively from a named, redistributable official source under a documented open licence - not scraped web data. Cleaned, typed, deduplicated, gap-aware; ships with a data dictionary and QC report. Safe to train on and to redistribute (subject to attribution).",
  "attribution": "Contains FBI National Instant Criminal Background Check System (NICS) data, cleaned & redistributed by ReadySet.",
  "eu_ai_act_note": "Suitable as documented training data: source, licence and provenance are recorded per this manifest, supporting AI-Act training-data transparency obligations.",
  "rows": 18251,
  "temporal_coverage": "1998-11-01 \u2192 2026-06-01",
  "format": "Apache Parquet",
  "product_url": "https://getreadyset.app/dataset/us-firearm-background-checks"
}