{
    "tender_id": 3810300,
    "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\": \"18224000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858152/dostawa-fizeliny-bez-kleju\", \"buyer\": \"MERCUS LOGISTYKA Sp. z o.o.\", \"title\": \"Dostawa fizeliny bez kleju\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3858152\", \"deadline_at\": \"2026-11-02T12:20:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T16:02:39Z\"}",
            "content_hash": "a44550f14d38c2ec1ce884816a4c943dee257432dffbc759129babc9293d665f",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "40d4fc56fed2d9f0bfb41ae0bd77013613b724d166470c4458a233923d1e0e08",
            "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": "2026-10-28T19:32:11Z",
            "content": "{\"cpv\": \"18224000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858152/dostawa-fizeliny-bez-kleju\", \"buyer\": \"MERCUS LOGISTYKA Sp. z o.o.\", \"title\": \"Dostawa fizeliny bez kleju\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3858152\", \"deadline_at\": \"2026-11-02T12:20:00Z\", \"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=127584\"}",
            "content_hash": "2aba68f287ce42cd03c0faa8a644a9c913ed323817461c0d46a898d00414be02",
            "prev_hash": "40d4fc56fed2d9f0bfb41ae0bd77013613b724d166470c4458a233923d1e0e08",
            "hash": "1d5e453a9e5a806f92fc51d33f69a122fb9c86b9561c0aa1a2749b6c98f56d86",
            "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
            }
        }
    ]
}