{
    "tender_id": 4059258,
    "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": "2026-10-30T01:34:55Z",
            "content": "{\"cpv\": \"50530000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862513/dostawa-pomp-hydraulicznych-z-silnikami-\", \"buyer\": \"PKP Polskie Linie Kolejowe S.A.\", \"title\": \"Dostawa pomp hydraulicznych z silnikami.\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862513\", \"deadline_at\": \"2026-11-04T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T01:34:56Z\"}",
            "content_hash": "e05e76ff5446103a486c23632ca7a325756ba85cdf8cbd8cc41502b0ed1055c8",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "b64e90b4247cc4a042ed5390cd16c2a6b3f15b0e00d67465b808bcee1cfa3065",
            "actor": null,
            "seal": {
                "id": 7,
                "digest": "a9f75e7ec6726860fada5c5807cac164b76cf44582f14a01cd7b4a36f579f813",
                "file": "https://tenderiq.pl/rejestr/pieczec-7.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-7.txt.ots",
                "bitcoin_block": 973897
            }
        }
    ]
}