{
    "tender_id": 3978990,
    "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": "2026-10-29T15:41:12Z",
            "content": "{\"cpv\": \"38000000\", \"url\": \"https://ur-edu.logintrade.net/zapytania_email,244015,e094a62916c06e8bdb7bc537c218c310.html\", \"buyer\": \"Uniwersytet Rzeszowski\", \"title\": \"DZP.UR.261.472.2026 Sprzedaż i dostawa sprzętu laboratoryjnego dla Wydziałów UR\", \"region\": \"podkarpackie\", \"source\": \"ur_edu_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244015-e094a62916c06e8bdb7bc537c218c310\", \"deadline_at\": \"2026-11-06T10:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T10:41:00Z\"}",
            "content_hash": "d1b8245260b108405c9ba88e7bff38cff9e13ecb32ea5f30a84a8ec4ee5bf955",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "fd49f332d19b40d7f066058720771949a4ff8d5526b3ed1cf0cb32e5c1eecb68",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-29T15:45:25Z",
            "content": "{\"cpv\": \"38000000\", \"url\": \"https://ur-edu.logintrade.net/zapytania_email,244015,e094a62916c06e8bdb7bc537c218c310.html\", \"buyer\": \"Uniwersytet Rzeszowski\", \"title\": \"DZP.UR.261.472.2026 Sprzedaż i dostawa sprzętu laboratoryjnego dla Wydziałów UR\", \"region\": \"podkarpackie\", \"source\": \"ur_edu_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244015-e094a62916c06e8bdb7bc537c218c310\", \"deadline_at\": \"2026-11-06T10:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-29T10:41:00Z\", \"procedure_url\": \"https://ur-edu.logintrade.net/zapytania_email,244015,e094a62916c06e8bdb7bc537c218c310.html\"}",
            "content_hash": "2f01876786ac157f1c14cd0c77e2401785b549515e1e0962aee23989366aed0f",
            "prev_hash": "fd49f332d19b40d7f066058720771949a4ff8d5526b3ed1cf0cb32e5c1eecb68",
            "hash": "8d571a539d12b1ff0046ac8f21dec3557a864b44da2c633265ddc28c3d4dd491",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        }
    ]
}