{
    "tender_id": 5370783,
    "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": "2026-11-05T07:41:15Z",
            "content": "{\"cpv\": \"34996300\", \"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=128946\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"Dostawa Przekaźników Kontroli Faz PKF-05/1\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"128946\", \"deadline_at\": \"2026-11-06T06:25:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-05T06:29:00Z\"}",
            "content_hash": "618c14872535677b5e2b2c35b7257be644338a7f4f83c072f55fdd6f0a25c338",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "c10a7bd38aadc5afb654491ba963f2aca25e138e1897d6165128ea4a9724b2d0",
            "actor": null,
            "seal": null
        }
    ]
}