{
    "tender_id": 5185304,
    "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": "2026-11-04T11:16:59Z",
            "content": "{\"cpv\": \"39296100\", \"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=128604\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"ZAPYTANIE OFERTOWE NA : ZAWIASY\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"128604\", \"deadline_at\": \"2026-11-05T12:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T06:53:00Z\"}",
            "content_hash": "c8e3d91368e07bd855b13a38499050a6092badb741e0e8e64a48e6af61b14275",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "0c2221fb9868903cec5a4620bfa6217cc352c97f2593f5d445572d376a88b62a",
            "actor": null,
            "seal": null
        },
        {
            "version": 2,
            "recorded_at": "2026-11-04T11:45:34Z",
            "content": "{\"cpv\": \"39296100\", \"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=128604\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"ZAPYTANIE OFERTOWE NA : ZAWIASY\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"128604\", \"deadline_at\": \"2026-11-05T12:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T06:53:00Z\", \"procedure_url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=128604\"}",
            "content_hash": "79ee42556b0b6bb9a132cae83289635d88cf888fcd7240d099bab87d7947a826",
            "prev_hash": "0c2221fb9868903cec5a4620bfa6217cc352c97f2593f5d445572d376a88b62a",
            "hash": "48eda3f0458f2175ec440ded505e25f257d0ff423ef9743b9b95aad8db96524a",
            "actor": null,
            "seal": null
        }
    ]
}