{
    "tender_id": 3058608,
    "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": "2026-10-24T13:58:39Z",
            "content": "{\"cpv\": \"50000000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851416/wz-szp-360-81-2026-dostawa-urzadzen-klimatyzacyjnych-dla-wydzialu-zarzadzania-uniwersytetu-warszawskiego\", \"buyer\": \"Uniwersytet Warszawski\", \"title\": \"WZ-SZP/360-81/2026 Dostawa urządzeń klimatyzacyjnych dla Wydziału Zarządzania Uniwersytetu Warszawskiego\", \"region\": \"mazowieckie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851416\", \"deadline_at\": \"2026-10-30T18:17:38Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-23T20:30:41Z\"}",
            "content_hash": "7f75eedb8ac705f0db44ddf0c4afb12397fa6b859328716384da199016abba83",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "b021f7a9894ac425303edfeb2de46cb5a77c962e926195a7ed1efc858b57d743",
            "actor": null,
            "seal": {
                "id": 1,
                "digest": "25686b149cfd327de10f8db2827c82e22b0d6a884d716cd11b36328364d6937d",
                "file": "https://tenderiq.pl/rejestr/pieczec-1.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-1.txt.ots",
                "bitcoin_block": 972985
            }
        }
    ]
}