{
    "tender_id": 3544059,
    "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": "2026-10-27T09:50:05Z",
            "content": "{\"cpv\": \"45233140\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3855077/-naprawa-nawierzchni-asfaltowej-na-terenie-szpitala-przy-ul-mirowskiej-15-90m2\", \"buyer\": \"SP ZOZ Miejski Szpital Zespolony w Częstochowie\", \"title\": \"„Naprawa nawierzchni asfaltowej na terenie szpitala przy ul. Mirowskiej 15” – 90m2\", \"region\": \"slaskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3855077\", \"deadline_at\": \"2026-11-01T23:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T09:50:05Z\"}",
            "content_hash": "c5bc924926c07139b47c707be9a3ec18ed14c4d6171f8937394b48b63824a310",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "7391c2d9a6e9cee34dce7bcacc4bb60a02c813767bdc48c873a956956fae9a3a",
            "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
            }
        }
    ]
}