{
    "tender_id": 5141951,
    "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": "2026-11-04T07:12:28Z",
            "content": "{\"cpv\": \"90500000\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/764664-2026\", \"buyer\": \"Gmina Rudna\", \"title\": \"Polska – Usługi związane z odpadami – Odbiór i zagospodarowanie odpadów komunalnych w 2027 r.\", \"region\": \"dolnoslaskie\", \"source\": \"ted\", \"status\": \"active\", \"cpv_more\": [\"90510000\", \"90512000\", \"90513000\", \"90513100\"], \"location\": \"PL516, POL, PL516, POL\", \"buyer_nip\": \"6922257466\", \"source_id\": \"764664-2026\", \"deadline_at\": \"2026-12-04T09:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-11-04T01:00:00Z\"}",
            "content_hash": "fc20b50b25ad737c0da860f9f887142b18a95272127685544d9c5ff690cfd685",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "88dea6e98bf47f623b775063fce22905842996a9a8c060c454f16d4a1a1a8ff3",
            "actor": null,
            "seal": null
        }
    ]
}