{
    "tender_id": 4883166,
    "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": "2026-11-03T01:53:09Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3867616/naprawa-nastawiaczy-klockow-hamulcowych-47zx081000-1-00\", \"buyer\": \"PKP INTERCITY S.A.\", \"title\": \"Naprawa nastawiaczy klocków hamulcowych 47ZX081000-1-00\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3867616\", \"deadline_at\": \"2026-11-04T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T01:53:09Z\"}",
            "content_hash": "73180cedd35e66ecd3d02c93f5ae5accc3780f0dca86e6b18ae4534b00bff261",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "c3a06300b37fa7852e09fe7f8f94de8f4a34d0aa969613a21e202a2e0e6550b5",
            "actor": null,
            "seal": null
        },
        {
            "version": 2,
            "recorded_at": "2026-11-03T02:45:38Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3867616/naprawa-nastawiaczy-klockow-hamulcowych-47zx081000-1-00\", \"buyer\": \"PKP INTERCITY S.A.\", \"title\": \"Naprawa nastawiaczy klocków hamulcowych 47ZX081000-1-00\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3867616\", \"deadline_at\": \"2026-11-04T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T01:53:09Z\", \"procedure_url\": \"https://pkpintercity.eb2b.com.pl/open-preview-auction.html/446059/naprawa-nastawiaczy-klockow-hamulcowych-47zx081000-1-00-3\"}",
            "content_hash": "8bb5acfbd620dea5f05e7f1dece6c888c3c989c97c9ffda1b1612ecf65946ee4",
            "prev_hash": "c3a06300b37fa7852e09fe7f8f94de8f4a34d0aa969613a21e202a2e0e6550b5",
            "hash": "00322d6bd6c26ba5850cd3d4156abc9a9091b38c73bf7dc5399e14acd700a018",
            "actor": null,
            "seal": null
        }
    ]
}