{
    "tender_id": 6104185,
    "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": "2026-11-09T11:10:37Z",
            "content": "{\"url\": \"https://mpk-krakow.eb2b.com.pl/open-preview-auction.html/537602/narzedzia-13\", \"buyer\": \"MIEJSKIE PRZEDSIĘBIORSTWO KOMUNIKACYJNE SPÓŁKA AKCYJNA W KRAKOWIE\", \"title\": \"NARZĘDZIA\", \"region\": \"malopolskie\", \"source\": \"mpk_krakow_eb2b\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"537602\", \"deadline_at\": \"2026-11-10T10:35:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-03T06:15:00Z\"}",
            "content_hash": "054adb23e1a3ec81a0b3097dc374b6d05e611f3c1796dbd87260807437e4028d",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "be8f8df5cb7bc0b43229cc262c97909167dddb7804066860bf1264869be3848b",
            "actor": null,
            "seal": null
        },
        {
            "version": 2,
            "recorded_at": "2026-11-09T13:45:33Z",
            "content": "{\"url\": \"https://mpk-krakow.eb2b.com.pl/open-preview-auction.html/537602/narzedzia-13\", \"buyer\": \"MIEJSKIE PRZEDSIĘBIORSTWO KOMUNIKACYJNE SPÓŁKA AKCYJNA W KRAKOWIE\", \"title\": \"NARZĘDZIA\", \"region\": \"malopolskie\", \"source\": \"mpk_krakow_eb2b\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"537602\", \"deadline_at\": \"2026-11-10T10:35:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-03T06:15:00Z\", \"procedure_url\": \"https://mpk-krakow.eb2b.com.pl/open-preview-auction.html/537602/narzedzia-13\"}",
            "content_hash": "0c62645b127a8d7124f69c959008426125e16771e1d8351b28ff8ded07cdd42e",
            "prev_hash": "be8f8df5cb7bc0b43229cc262c97909167dddb7804066860bf1264869be3848b",
            "hash": "364d72572e36744c1a3eab366a3869dd14b170b516bcd44788334ea32e063f8d",
            "actor": null,
            "seal": null
        }
    ]
}