{
    "tender_id": 3809862,
    "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": "2026-10-28T16:02:05Z",
            "content": "{\"cpv\": \"45000000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858631/roboty-budowlane-w-zakresie-wykonania-systemu-klimatyzacji-w-budynku-prokuratury-rejonowej-w-zaganiu-\", \"buyer\": \"Prokuratura Okręgowa w Zielonej Górze\", \"title\": \"Roboty budowlane w zakresie wykonania systemu klimatyzacji w budynku Prokuratury Rejonowej w Żaganiu.\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3858631\", \"deadline_at\": \"2026-11-12T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T16:02:07Z\"}",
            "content_hash": "20b60e8992e03472f3719e0e588a8fc2c3d9078d6cb75bdb94bb42e65d9c72ce",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "4a98a215f106400e44ffefa340fa261e793e21cf7c88f39fb6a0e2a48af88365",
            "actor": null,
            "seal": {
                "id": 5,
                "digest": "0659ce1e2aadd7f69ed1ff4603a4290c070eaa14bbeed28a3c9a7cc2127acae9",
                "file": "https://tenderiq.pl/rejestr/pieczec-5.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-5.txt.ots",
                "bitcoin_block": 973609
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-28T17:45:13Z",
            "content": "{\"cpv\": \"45000000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858631/roboty-budowlane-w-zakresie-wykonania-systemu-klimatyzacji-w-budynku-prokuratury-rejonowej-w-zaganiu-\", \"buyer\": \"Prokuratura Okręgowa w Zielonej Górze\", \"title\": \"Roboty budowlane w zakresie wykonania systemu klimatyzacji w budynku Prokuratury Rejonowej w Żaganiu.\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3858631\", \"deadline_at\": \"2026-11-12T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T16:02:07Z\", \"procedure_url\": \"https://pozielonagora.ezamawiajacy.pl/pn/pozgo/demand/notice/public/240808/details\"}",
            "content_hash": "fb6c0e12ae98d4c82e0f6f47fd2e94356dc50135ac673a2afb8ad5164e24ae9a",
            "prev_hash": "4a98a215f106400e44ffefa340fa261e793e21cf7c88f39fb6a0e2a48af88365",
            "hash": "0dfd3c77b929704d7707ba6dad3fc151056d0f67abc10df00339df02a1bb43a3",
            "actor": null,
            "seal": {
                "id": 5,
                "digest": "0659ce1e2aadd7f69ed1ff4603a4290c070eaa14bbeed28a3c9a7cc2127acae9",
                "file": "https://tenderiq.pl/rejestr/pieczec-5.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-5.txt.ots",
                "bitcoin_block": 973609
            }
        }
    ]
}