{
    "tender_id": 3251788,
    "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": "2026-10-25T18:18:41Z",
            "content": "{\"cpv\": \"41110000\", \"url\": \"https://www.gov.pl/web/gddkia/przetarg-na-dzierzawe-mop-sitnik\", \"buyer\": \"Generalna Dyrekcja Dróg Krajowych i Autostrad\", \"title\": \"Przetarg na dzierżawę MOP Sitnik\", \"source\": \"govpl_gddkia\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"gddkia/przetarg-na-dzierzawe-mop-sitnik\", \"deadline_at\": \"2026-11-23T11:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-25T18:18:42Z\"}",
            "content_hash": "2a5349f2caec2b1d5580af88907cece2a77c7a076a83ca5733bb483e2fcbdaea",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "16e59e234e9d656a2cb78ad5f844f91ccd1aef55d1c39f7eb6d8e3fa14c7b6c8",
            "actor": null,
            "seal": {
                "id": 2,
                "digest": "6af9ff920846d2ed2fae131d9f0f0d3d71bdf63cfd98a8a18b81289d63fe5e04",
                "file": "https://tenderiq.pl/rejestr/pieczec-2.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-2.txt.ots",
                "bitcoin_block": 973147
            }
        }
    ]
}