{
    "tender_id": 3932113,
    "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": "2026-10-29T11:16:53Z",
            "content": "{\"url\": \"https://platformazakupowa.logintrade.pl/rfxs/metalfach/8c99d118-2814-43ee-8fb4-fae86c9e555d\", \"buyer\": \"METAL-FACH Sp. z o.o.\", \"title\": \"Zakup i dostawa blach żaroodpornych H25N20S2 8x1500x3000\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"68a4d959f7ccd91cc3451a0d1ec7bdf03b754073\", \"deadline_at\": \"2026-11-03T21:59:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T10:58:00Z\"}",
            "content_hash": "dba2f31cab9ddc18d67117eb5cb5a422a7f58e1b4fb596a0f560f924eb81164b",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "ffff17befcb6b894203efa765259711d72a09907b14628f6feaf84d48715750d",
            "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
            }
        }
    ]
}