{
    "tender_id": 3056809,
    "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": "2026-10-24T13:58:39Z",
            "content": "{\"cpv\": \"30213100\", \"url\": \"https://e-propublico.pl/Ogloszenia/Details/09343b17-733d-4397-8fe8-4968eb652dfa\", \"buyer\": \"Akademia Górniczo - Hutnicza im. Stanisława Staszica w Krakowie\", \"title\": \"dostawa zestawów komputerów stacjonarnych dla wszystkich jednostek AGH - KC-DE-zp.25.202.2026\", \"region\": \"malopolskie\", \"source\": \"epropublico\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"09343b17-733d-4397-8fe8-4968eb652dfa\", \"deadline_at\": \"2026-11-23T09:30:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-23T19:07:47Z\", \"procedure_url\": \"https://e-propublico.pl/Ogloszenia/Details/09343b17-733d-4397-8fe8-4968eb652dfa\"}",
            "content_hash": "2be231412190577d7f867ca3e4978ae568aec71287286603b3e12ef4c70852ea",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "71739b385393deb818e7b41fd9f4a3cb64edf8befc67daec3ad4c7941ef467b2",
            "actor": null,
            "seal": {
                "id": 1,
                "digest": "25686b149cfd327de10f8db2827c82e22b0d6a884d716cd11b36328364d6937d",
                "file": "https://tenderiq.pl/rejestr/pieczec-1.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-1.txt.ots",
                "bitcoin_block": 972985
            }
        }
    ]
}