{
    "tender_id": 3504348,
    "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": "2026-10-27T03:25:37Z",
            "content": "{\"cpv\": \"39130000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3854928/dostawa-mebli-biurowych-mebli-kuchennych-oraz-krzesel-biurowych-na-potrzeby-zakladu-linii-kolejowych-w-bialymstoku\", \"buyer\": \"PKP Polskie Linie Kolejowe S.A.\", \"title\": \"Dostawa mebli biurowych, mebli kuchennych oraz krzeseł biurowych na potrzeby Zakładu Linii Kolejowych w Białymstoku\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3854928\", \"deadline_at\": \"2026-11-02T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T03:25:38Z\"}",
            "content_hash": "e5edcf3017030179acb1fb14e5ef08b956ef201de8386a674855021851d2c08c",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "94894774309888214fe7e92d2ffa6295c851fcd2e48bd355de8437315a92ea54",
            "actor": null,
            "seal": {
                "id": 4,
                "digest": "1a6d1144791ca08d9453bd1c8d38a6c251eb74cb6d377626fde25c11a52ccc7a",
                "file": "https://tenderiq.pl/rejestr/pieczec-4.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-4.txt.ots",
                "bitcoin_block": 973472
            }
        }
    ]
}