{
  "meta": {
    "dataset": "harpd-rank-snapshots",
    "title": "Harpd Immutable Rank Snapshots",
    "version": "1.0",
    "generated_at": "2026-09-19T08:14:37.690Z",
    "publisher": "Harpd",
    "canonical_url": "https://harpd.com/data/rank/snapshots.json",
    "license": "CC BY 4.0",
    "license_url": "https://creativecommons.org/licenses/by/4.0/",
    "methodology_url": "https://harpd.com/rank/methodology/",
    "source_url": "https://harpd.com/data/rank/latest.json",
    "schema_url": "https://harpd.com/data/schema.json",
    "update_frequency": "per-snapshot",
    "historical_snapshots": true,
    "citation": "Harpd. Harpd Rank Snapshot {snapshot}. https://harpd.com/data/rank/{snapshot}.json (CC BY 4.0).",
    "snapshot_count": 1,
    "latest": "https://harpd.com/data/rank/2026-08.json",
    "latest_snapshot": "rank-2026-08",
    "url_template": "https://harpd.com/data/rank/{YYYY-MM}.json",
    "immutable_policy": "A published snapshot is never rewritten. A correction ships as a new snapshot plus a changelog entry."
  },
  "snapshots": [
    {
      "id": "rank-2026-08",
      "key": "2026-08",
      "label": "August 2026",
      "closedAt": "2026-09-01T00:00:00.000Z",
      "immutable": true,
      "productCount": 89,
      "canonicalUrl": "https://harpd.com/rank/history/monthly/2026-08/",
      "jsonUrl": "https://harpd.com/data/rank/2026-08.json"
    }
  ]
}