{
    "tender_id": 4285768,
    "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": "2026-10-31T04:34:19Z",
            "content": "{\"cpv\": \"45000000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864516/roboty-budowlane-elektroenergetyczne-1-oleszyce-7n-borchow-etap-3-2-oleszyce-1n-2n-etap-4-\", \"buyer\": \"PGE Dystrybucja S.A.\", \"title\": \"Roboty budowlane elektroenergetyczne: 1) Oleszyce 7n, Borchów – etap 3; 2) Oleszyce 1n, 2n - etap 4.\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864516\", \"deadline_at\": \"2026-11-16T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-31T04:34:20Z\"}",
            "content_hash": "a77e68e7989923f67b2c690fb6d6e2bca155f9346646c804d75d852156db55ca",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "c134544ca01ce889b1c9ad0a92034736d067efec70eb0fa813c739a15b90f900",
            "actor": null,
            "seal": {
                "id": 8,
                "digest": "b9dfb65eef062a8f7633cee107df2b59fcca72ec5f093c9ceec0396cf65cd90d",
                "file": "https://tenderiq.pl/rejestr/pieczec-8.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-8.txt.ots",
                "bitcoin_block": 974039
            }
        }
    ]
}