{
    "tender_id": 5356924,
    "check": {
        "ok": true,
        "versions": 2,
        "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": "2026-11-05T05:49:30Z",
            "content": "{\"cpv\": \"71242000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3874188/kalkulator-888xbk-eleven\", \"buyer\": \"Kopalnia Soli \\\"Wieliczka\\\" S.A.\", \"title\": \"KALKULATOR 888XBK ELEVEN\", \"region\": \"malopolskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3874188\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-05T05:49:31Z\"}",
            "content_hash": "e5658be12afae048fca42e14304bdde5b84dc29a54baffffc0aaa247959789d7",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "3b2490850fd9e8b001ded564834a949fa48955141ee8904ca3cf1426c029030c",
            "actor": null,
            "seal": null
        },
        {
            "version": 2,
            "recorded_at": "2026-11-05T06:45:54Z",
            "content": "{\"cpv\": \"71242000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3874188/kalkulator-888xbk-eleven\", \"buyer\": \"Kopalnia Soli \\\"Wieliczka\\\" S.A.\", \"title\": \"KALKULATOR 888XBK ELEVEN\", \"region\": \"malopolskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3874188\", \"deadline_at\": \"2026-11-06T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-05T05:49:31Z\", \"procedure_url\": \"https://platforma-kopalniawieliczka.logintrade.net/portal,szczegolyZapytaniaOfertowe,b016c9f74d03db29f69d4937304e7173.html\"}",
            "content_hash": "ecd3be8507f5977e587924b50ea121766da61e9c445f1b071e60d2fe1eee9168",
            "prev_hash": "3b2490850fd9e8b001ded564834a949fa48955141ee8904ca3cf1426c029030c",
            "hash": "641e2ecf7e36dc2ed8ac927250c1b9cba3d4fda8c6603419f4b55f3a06f7044f",
            "actor": null,
            "seal": null
        }
    ]
}