{
    "tender_id": 4059400,
    "check": {
        "ok": true,
        "versions": 2,
        "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": "2026-10-30T01:35:12Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862376/-apacz-drzwi-przedzialowych-odbijak-gumowy-\", \"buyer\": \"PKP INTERCITY S.A.\", \"title\": \"Łapacz drzwi przedziałowych (odbijak gumowy).\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862376\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T01:35:12Z\"}",
            "content_hash": "f7b8880c6430df2f788be969cc5bc26767d551bc5d4c7ef151774395ba13a40d",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "bbc8b740f38f0d69f6cbf23e05a49950a0b9a1ad865b6a67e6aa679b072375c8",
            "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
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-30T01:45:37Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862376/-apacz-drzwi-przedzialowych-odbijak-gumowy-\", \"buyer\": \"PKP INTERCITY S.A.\", \"title\": \"Łapacz drzwi przedziałowych (odbijak gumowy).\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862376\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T01:35:12Z\", \"procedure_url\": \"https://pkpintercity.eb2b.com.pl/open-preview-auction.html/445995/lapacz-drzwi-przedzialowych-odbijak-gumowy\"}",
            "content_hash": "a22e70e39048eeba3f40739d6887766aa83b2d1e353604ae7e1acd29ab30f01f",
            "prev_hash": "bbc8b740f38f0d69f6cbf23e05a49950a0b9a1ad865b6a67e6aa679b072375c8",
            "hash": "c10b67395f5605b793c014e9838f49d90d28d83e5bf7159894393829faff9d20",
            "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
            }
        }
    ]
}