{
    "tender_id": 4021767,
    "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": "2026-10-29T19:38:59Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3861385/zakup-wraz-z-dostawa-artukulow-biurowych\", \"buyer\": \"Gmina Złotniki Kujawskie\", \"title\": \"Zakup wraz z dostawą artukułów biurowych\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3861385\", \"deadline_at\": \"2026-11-06T06:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T19:38:59Z\"}",
            "content_hash": "529f052219148971fe815522804fea39d67ab2e67429ddacead7876f1725966a",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "7570d8464064139541cf9b5752af369d236afef10ce5c8cde05d50aee14c35cd",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-29T19:45:59Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3861385/zakup-wraz-z-dostawa-artukulow-biurowych\", \"buyer\": \"Gmina Złotniki Kujawskie\", \"title\": \"Zakup wraz z dostawą artukułów biurowych\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3861385\", \"deadline_at\": \"2026-11-06T06:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T19:38:59Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1400790\"}",
            "content_hash": "323d845600f0ae60b1dc4fa8fd605afe906542dfaf850f50e0b2e2965073d064",
            "prev_hash": "7570d8464064139541cf9b5752af369d236afef10ce5c8cde05d50aee14c35cd",
            "hash": "4153aa1d11799774cbd10c38adb126d265d35ebe32ecd3ec0f91ed4ea5622572",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        }
    ]
}