{
    "tender_id": 6067778,
    "check": {
        "ok": true,
        "versions": 1,
        "broken_at": null
    },
    "formula": "content_hash = sha256(content); hash = sha256(prev_hash + \"\\n\" + tender_id + \"\\n\" + version + \"\\n\" + recorded_at + \"\\n\" + content_hash [+ \"\\n\" + actor, when the version has one])",
    "versions": [
        {
            "version": 1,
            "recorded_at": "2026-11-09T08:16:22Z",
            "content": "{\"cpv\": \"33141000\", \"url\": \"https://platformazakupowa.pl/transakcja/1406206\", \"buyer\": \"Komenda Wojewódzka Policji w Poznaniu\", \"title\": \"Plecak medyczny\", \"region\": \"zachodniopomorskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1406206\", \"deadline_at\": \"2026-11-11T07:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-09T07:44:00Z\", \"notice_number\": \"1406206\"}",
            "content_hash": "f8aea3311ce35a8eb35b0a9e1a2ab97fdf9a85c804020e7688c6b4136738858b",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "112b64d13397361a00c5ebf938464368bf4c9880342be006ad644e4d6ad8bc26",
            "actor": null,
            "seal": null
        }
    ]
}