{
    "tender_id": 3810030,
    "check": {
        "ok": true,
        "versions": 4,
        "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": "2026-10-28T16:02:20Z",
            "content": "{\"cpv\": \"42000000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858448/podest-dwustopniowy\", \"buyer\": \"COPERNICUS Podmiot Leczniczy Sp. z o.o.\", \"title\": \"Podest dwustopniowy\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3858448\", \"deadline_at\": \"2026-11-03T06:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T16:02:21Z\"}",
            "content_hash": "39da30f4286765d17032d44a8a4f1992972c94a5747a178b338a30e39a3fbe5e",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "2961de5a9bde16a974335906857723a341d38031311cd7dd2bb4be388e7b6033",
            "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": "2026-10-28T21:45:32Z",
            "content": "{\"cpv\": \"42000000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858448/podest-dwustopniowy\", \"buyer\": \"COPERNICUS Podmiot Leczniczy Sp. z o.o.\", \"title\": \"Podest dwustopniowy\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3858448\", \"deadline_at\": \"2026-11-03T06:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T16:02:21Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858448/podest-dwustopniowy\"}",
            "content_hash": "1862b161d746341b3c572c64709caf0569f55f179d06e4bf479def96c9d4961f",
            "prev_hash": "2961de5a9bde16a974335906857723a341d38031311cd7dd2bb4be388e7b6033",
            "hash": "ce4d07ef1f03d87bb8f8215b4c7670504cc19068240277f69e943a9eb31c0f18",
            "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": 3,
            "recorded_at": "2026-10-28T22:45:58Z",
            "content": "{\"cpv\": \"42000000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858448/podest-dwustopniowy\", \"buyer\": \"COPERNICUS Podmiot Leczniczy Sp. z o.o.\", \"title\": \"Podest dwustopniowy\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3858448\", \"deadline_at\": \"2026-11-03T06:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T16:02:21Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1399850\"}",
            "content_hash": "2cf5c07269d6e992aa01126d6b9741adecd9528df97656b7ae3c27fdb12ac682",
            "prev_hash": "ce4d07ef1f03d87bb8f8215b4c7670504cc19068240277f69e943a9eb31c0f18",
            "hash": "2f9195be5b0b0a2976b028f109a787aad458add973752cfc5196df7ed2bdc156",
            "actor": null,
            "seal": null
        },
        {
            "version": 4,
            "recorded_at": "2026-10-29T05:45:33Z",
            "content": "{\"cpv\": \"42000000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858448/podest-dwustopniowy\", \"buyer\": \"COPERNICUS Podmiot Leczniczy Sp. z o.o.\", \"title\": \"Podest dwustopniowy\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3858448\", \"deadline_at\": \"2026-11-03T06:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T16:02:21Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858448/podest-dwustopniowy\"}",
            "content_hash": "1862b161d746341b3c572c64709caf0569f55f179d06e4bf479def96c9d4961f",
            "prev_hash": "2f9195be5b0b0a2976b028f109a787aad458add973752cfc5196df7ed2bdc156",
            "hash": "f88c17595574fe3895aeacc34194c656354044420519e86a22c7ae3681413dee",
            "actor": null,
            "seal": null
        }
    ]
}