{
    "tender_id": 5292872,
    "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": "2026-11-05T00:17:33Z",
            "content": "{\"url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1670442,c2bb6d5d2afcc3ed15d4029e083edd0f.html\", \"buyer\": \"Grupa Azoty SA Tarnów\", \"title\": \"Dostawa i zakup: Części zapasowe do analizatora azotu\", \"region\": \"malopolskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"1670442-c2bb6d5d2afcc3ed15d4029e083edd0f\", \"deadline_at\": \"2026-11-12T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T15:11:00Z\"}",
            "content_hash": "1b9f7e5dc50e207dd0c31d63cd2590baf38defa9b2b1642ec770fc99801d15c0",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "d99690fe418b2c551b1001aeb83acbe07f39b0065cfaaf2b93339e36d24e3ddb",
            "actor": null,
            "seal": null
        },
        {
            "version": 2,
            "recorded_at": "2026-11-05T00:45:24Z",
            "content": "{\"url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1670442,c2bb6d5d2afcc3ed15d4029e083edd0f.html\", \"buyer\": \"Grupa Azoty SA Tarnów\", \"title\": \"Dostawa i zakup: Części zapasowe do analizatora azotu\", \"region\": \"malopolskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"1670442-c2bb6d5d2afcc3ed15d4029e083edd0f\", \"deadline_at\": \"2026-11-12T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T15:11:00Z\", \"procedure_url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1670442,c2bb6d5d2afcc3ed15d4029e083edd0f.html\"}",
            "content_hash": "b0a14a72900f58a09f22a8aeec6d9d18736af5f9ffd1fd144176cbab9a41768d",
            "prev_hash": "d99690fe418b2c551b1001aeb83acbe07f39b0065cfaaf2b93339e36d24e3ddb",
            "hash": "28d5abaf69ab554ff3b204648e4c0fbb4726a1e6d52ca6b79bd4b4f305b6bd30",
            "actor": null,
            "seal": null
        }
    ]
}