{
    "tender_id": 5184708,
    "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": "2026-11-04T11:14:17Z",
            "content": "{\"url\": \"https://pakserwis.logintrade.net/zapytania_email,1670450,160f5596643f10ec090dc6385cee69df.html\", \"buyer\": \"Zakup materiałów elektrycznych\", \"title\": \"Zakup materiałów elektrycznych/1000064136_64165/AP\", \"region\": \"wielkopolskie\", \"source\": \"logintrade_open\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"wielkopolskie\", \"source_id\": \"1670450-160f5596643f10ec090dc6385cee69df\", \"deadline_at\": \"2026-11-05T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T11:05:45Z\"}",
            "content_hash": "04b6036ddf84516762af4ee854434078dd747bc44751faf04b1ef78e648ee7de",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "a2b0f211c1237ee1b6118d8f638897eeb403ea06802d0ef7bf3a1d1c4eae3555",
            "actor": null,
            "seal": {
                "id": 12,
                "digest": "e23c0f5a7e440e937f514487a150dc1be40887f39a941304e364e5e94a4b77fc",
                "file": "https://tenderiq.pl/rejestr/pieczec-12.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-12.txt.ots",
                "bitcoin_block": 974604
            }
        }
    ]
}