{
    "tender_id": 6816804,
    "check": {
        "ok": true,
        "versions": 1,
        "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": "2026-11-12T09:29:04Z",
            "content": "{\"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=129945\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"DOSTAWA CZUJNIKÓW SICK\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"129945\", \"deadline_at\": \"2026-11-16T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-12T07:23:00Z\"}",
            "content_hash": "9eae96ad4c7e35fc27010c989548c19bba472bac35bb8663e1bae20a3c548f10",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "e104460cf494b3dd01d9cd0db03c43a9e0cf70fd871e861cee7d463656105821",
            "actor": null,
            "seal": null
        }
    ]
}