{
    "tender_id": 4022150,
    "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": "2026-10-29T19:39:38Z",
            "content": "{\"cpv\": \"31400000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860987/dostawa-czesci-do-wozow-wkc-6\", \"buyer\": \"MERCUS LOGISTYKA Sp. z o.o.\", \"title\": \"DOSTAWA CZĘŚCI DO WOZÓW WKC-6\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3860987\", \"deadline_at\": \"2026-10-30T13:15:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T19:39:38Z\"}",
            "content_hash": "eb6f2a0fbf664950eac1819dea3108395fa890d533ac5e108360b9a4e4e01fbe",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "2767fd1fce0ede967d7f88080083d264f8bb086804cd11cef65536242afd470c",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-29T19:45:58Z",
            "content": "{\"cpv\": \"31400000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860987/dostawa-czesci-do-wozow-wkc-6\", \"buyer\": \"MERCUS LOGISTYKA Sp. z o.o.\", \"title\": \"DOSTAWA CZĘŚCI DO WOZÓW WKC-6\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3860987\", \"deadline_at\": \"2026-10-30T13:15:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T19:39:38Z\", \"procedure_url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=127911\"}",
            "content_hash": "fff1b20978bfd05248af50b4ce15b9c1ae21e19a85cdb0c07198041ee919ec97",
            "prev_hash": "2767fd1fce0ede967d7f88080083d264f8bb086804cd11cef65536242afd470c",
            "hash": "5f8264aaecd684a144a68ae829febee374ceaa033ec402f7a8f23504581a6934",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        }
    ]
}