{
    "tender_id": 3810285,
    "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": "2026-10-28T16:02:38Z",
            "content": "{\"cpv\": \"31600000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858167/dostawa-abb-przep-ywomierz-elektromagnetyczny-fep631\", \"buyer\": \"MERCUS LOGISTYKA Sp. z o.o.\", \"title\": \"DOSTAWA: ABB PRZEPŁYWOMIERZ ELEKTROMAGNETYCZNY FEP631\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3858167\", \"deadline_at\": \"2026-11-03T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T16:02:39Z\"}",
            "content_hash": "131a5d6a170f13f2de53365dfb5cb256ef8a811cd39ad3f2532d3fb6a323e3d0",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "347424df524f82b74e18454c49dad80d395d48ff8ab4fecdcc8799c6d55c3525",
            "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": "2026-10-28T19:32:13Z",
            "content": "{\"cpv\": \"31600000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858167/dostawa-abb-przep-ywomierz-elektromagnetyczny-fep631\", \"buyer\": \"MERCUS LOGISTYKA Sp. z o.o.\", \"title\": \"DOSTAWA: ABB PRZEPŁYWOMIERZ ELEKTROMAGNETYCZNY FEP631\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3858167\", \"deadline_at\": \"2026-11-03T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T16:02:39Z\", \"procedure_url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=127542\"}",
            "content_hash": "b46c832f9ff5dc02aa88be5a67589bd1daa51e8df13da0547ef54c2ebf1450af",
            "prev_hash": "347424df524f82b74e18454c49dad80d395d48ff8ab4fecdcc8799c6d55c3525",
            "hash": "0967e8d6da1abf56aa6cfe3c65340621a928dbd7dcaecc82f5abb56798a3b32e",
            "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
            }
        }
    ]
}