{
    "tender_id": 5172170,
    "check": {
        "ok": true,
        "versions": 3,
        "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": "2026-11-04T09:54:30Z",
            "content": "{\"cpv\": \"32250000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3872515/zakup-i-dostawa-telefonow-komorkowych\", \"buyer\": \"Urząd Gminy Czerwonak\", \"title\": \"Zakup i dostawa telefonów komórkowych\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3872515\", \"deadline_at\": \"2026-11-12T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T09:54:30Z\"}",
            "content_hash": "1292267345c175f6a0c878e6dd7247dfad38f9c919881e70600add46aed44572",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "59a733d5fdd6500226e302ee1fe275c2491bce23cc82a8a1b6e6b91a91cf5af5",
            "actor": null,
            "seal": {
                "id": 12,
                "digest": "e23c0f5a7e440e937f514487a150dc1be40887f39a941304e364e5e94a4b77fc",
                "file": "https://tenderiq.pl/rejestr/pieczec-12.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-12.txt.ots",
                "bitcoin_block": 974604
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-04T14:45:21Z",
            "content": "{\"cpv\": \"32250000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3872515/zakup-i-dostawa-telefonow-komorkowych\", \"buyer\": \"Urząd Gminy Czerwonak\", \"title\": \"Zakup i dostawa telefonów komórkowych\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3872515\", \"deadline_at\": \"2026-11-12T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T09:54:30Z\", \"procedure_url\": \"https://czerwonak.ezamawiajacy.pl/pn/CZERWONAK/demand/notice/public/241969/details\"}",
            "content_hash": "3db08ba56cdf419558bf0f69d4848e14b770dcc3b86b7ed6473b0f2f618239c1",
            "prev_hash": "59a733d5fdd6500226e302ee1fe275c2491bce23cc82a8a1b6e6b91a91cf5af5",
            "hash": "3bdc68a1feee8eaf04f18e74ee937a9ac42c10777bc217dfb6741cf52aab97e8",
            "actor": null,
            "seal": {
                "id": 12,
                "digest": "e23c0f5a7e440e937f514487a150dc1be40887f39a941304e364e5e94a4b77fc",
                "file": "https://tenderiq.pl/rejestr/pieczec-12.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-12.txt.ots",
                "bitcoin_block": 974604
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-11-04T22:45:20Z",
            "content": "{\"cpv\": \"32250000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3872515/zakup-i-dostawa-telefonow-komorkowych\", \"buyer\": \"Urząd Gminy Czerwonak\", \"title\": \"Zakup i dostawa telefonów komórkowych\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3872515\", \"deadline_at\": \"2026-11-12T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T09:54:30Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3872515/zakup-i-dostawa-telefonow-komorkowych\"}",
            "content_hash": "ac64680bd694a54f338f291fd2fc4651276a99a8bd386ce445822dda119767c4",
            "prev_hash": "3bdc68a1feee8eaf04f18e74ee937a9ac42c10777bc217dfb6741cf52aab97e8",
            "hash": "692c57c71723846486685e60b1e6955e7ec62b4ae73d18fd56ec5b74a754f8fa",
            "actor": null,
            "seal": null
        }
    ]
}