{
    "tender_id": 4772583,
    "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": "2026-11-02T13:00:04Z",
            "content": "{\"cpv\": \"50530000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3866510/dostawa-ozysk-produkcji-skf\", \"buyer\": \"MERCUS LOGISTYKA Sp. z o.o.\", \"title\": \"DOSTAWA ŁOŻYSK PRODUKCJI SKF\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3866510\", \"deadline_at\": \"2026-11-03T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-02T13:00:04Z\"}",
            "content_hash": "e2689966575a70750c903693acc8e6c8978b96f301b5f1472cce9b6172fae682",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "5558f53c84d2f7dafe2869aa6a4b79d72fa954c158d89324d853e204546d14e8",
            "actor": null,
            "seal": null
        },
        {
            "version": 2,
            "recorded_at": "2026-11-02T13:45:44Z",
            "content": "{\"cpv\": \"50530000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3866510/dostawa-ozysk-produkcji-skf\", \"buyer\": \"MERCUS LOGISTYKA Sp. z o.o.\", \"title\": \"DOSTAWA ŁOŻYSK PRODUKCJI SKF\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3866510\", \"deadline_at\": \"2026-11-03T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-02T13:00:04Z\", \"procedure_url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=128186\"}",
            "content_hash": "5947571009cc5dd3a9f3818c6ba3795f6768f8e114d92c89213747f11f6aa9a9",
            "prev_hash": "5558f53c84d2f7dafe2869aa6a4b79d72fa954c158d89324d853e204546d14e8",
            "hash": "cbc71f96e74d2ac5405cee445b4c91d3a86e83a11ef0566fbd34becc4831a4d3",
            "actor": null,
            "seal": null
        }
    ]
}