{
    "tender_id": 4322569,
    "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": "2026-10-31T10:16:27Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864976/zap-mteta-2026-018975-zakup-rolka-ceownik-1nbv-winkel-tarnow\", \"buyer\": \"Bruk-Bet Sp. Z o.o.\", \"title\": \"ZAP/MTETA/2026/018975 - Zakup rolka + ceownik 1NbV WINKEL - Tarnów\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864976\", \"deadline_at\": \"2026-11-03T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-31T10:16:27Z\"}",
            "content_hash": "8b81e81ea6819492be708ba27d72123ca0644fd5fc6ce1795fe2caa0d8ea5fbb",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "7cc4ce93e22788db090ede306083c888dff5b3710f40c229acd2a2383ecdf261",
            "actor": null,
            "seal": {
                "id": 8,
                "digest": "b9dfb65eef062a8f7633cee107df2b59fcca72ec5f093c9ceec0396cf65cd90d",
                "file": "https://tenderiq.pl/rejestr/pieczec-8.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-8.txt.ots",
                "bitcoin_block": 974039
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-31T10:45:51Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864976/zap-mteta-2026-018975-zakup-rolka-ceownik-1nbv-winkel-tarnow\", \"buyer\": \"Bruk-Bet Sp. Z o.o.\", \"title\": \"ZAP/MTETA/2026/018975 - Zakup rolka + ceownik 1NbV WINKEL - Tarnów\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864976\", \"deadline_at\": \"2026-11-03T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-31T10:16:27Z\", \"procedure_url\": \"https://bruk-bet.logintrade.net/portal,szczegolyZapytaniaOfertowe,95ddea8482f824276a151e006b8565ce.html\"}",
            "content_hash": "9140cd0b3d476720e15d9f1932aaf8ada356a893410c7fee5880f179c895bc3f",
            "prev_hash": "7cc4ce93e22788db090ede306083c888dff5b3710f40c229acd2a2383ecdf261",
            "hash": "af1704ceeb71151b70da9ca32a752a4400c56b6b9fc58c33e94b69402d76fee2",
            "actor": null,
            "seal": {
                "id": 8,
                "digest": "b9dfb65eef062a8f7633cee107df2b59fcca72ec5f093c9ceec0396cf65cd90d",
                "file": "https://tenderiq.pl/rejestr/pieczec-8.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-8.txt.ots",
                "bitcoin_block": 974039
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-11-02T14:45:35Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864976/zap-mteta-2026-018975-zakup-rolka-ceownik-1nbv-winkel-tarnow\", \"buyer\": \"Bruk-Bet Sp. Z o.o.\", \"title\": \"ZAP/MTETA/2026/018975 - Zakup rolka + ceownik 1NbV WINKEL - Tarnów\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864976\", \"deadline_at\": \"2026-11-03T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-31T10:16:27Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864527/zap-mteta-2026-018975-zakup-rolka-ceownik-1nbv-winkel-tarnow-z1638-5-1\"}",
            "content_hash": "30a8cc9d8d1a863318b6afaa766380454194ec885a53027ecf95e365353fca1f",
            "prev_hash": "af1704ceeb71151b70da9ca32a752a4400c56b6b9fc58c33e94b69402d76fee2",
            "hash": "0314afdb8fd01bd18b1f76d25225ba68f105a968aca3c4359420e91358d9eaaf",
            "actor": null,
            "seal": {
                "id": 10,
                "digest": "297505af1d9d820e84b46bcdd40ae11b1ffc912134eeb69a764090ac7f9838b4",
                "file": "https://tenderiq.pl/rejestr/pieczec-10.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-10.txt.ots",
                "bitcoin_block": null
            }
        },
        {
            "version": 4,
            "recorded_at": "2026-11-02T18:45:28Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864976/zap-mteta-2026-018975-zakup-rolka-ceownik-1nbv-winkel-tarnow\", \"buyer\": \"Bruk-Bet Sp. Z o.o.\", \"title\": \"ZAP/MTETA/2026/018975 - Zakup rolka + ceownik 1NbV WINKEL - Tarnów\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864976\", \"deadline_at\": \"2026-11-03T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-31T10:16:27Z\", \"procedure_url\": \"https://bruk-bet.logintrade.net/portal,szczegolyZapytaniaOfertowe,95ddea8482f824276a151e006b8565ce.html\"}",
            "content_hash": "9140cd0b3d476720e15d9f1932aaf8ada356a893410c7fee5880f179c895bc3f",
            "prev_hash": "0314afdb8fd01bd18b1f76d25225ba68f105a968aca3c4359420e91358d9eaaf",
            "hash": "e5a5156e12e3b2c8c392815c0528b1cf5a9c3a44df255195122c359a33600d39",
            "actor": null,
            "seal": {
                "id": 10,
                "digest": "297505af1d9d820e84b46bcdd40ae11b1ffc912134eeb69a764090ac7f9838b4",
                "file": "https://tenderiq.pl/rejestr/pieczec-10.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-10.txt.ots",
                "bitcoin_block": null
            }
        }
    ]
}