{
    "tender_id": 3921684,
    "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": "2026-10-29T08:55:54Z",
            "content": "{\"cpv\": \"48210000\", \"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=127714\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"ZAPYTANIE NA FARBĘ FARBA EMUL POLINAK BIAŁA 10L DEKORAL DLA ZG POLKOWICE-SIEROSZOWICE 4501847692\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"127714\", \"deadline_at\": \"2026-10-30T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T07:15:00Z\"}",
            "content_hash": "3867f914c1cbe194dde65935161079482c85a806dff97f6e2681cf425305b831",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "35025fc7241df6269e843cee7683d8ff017279afa1bd76bfae5186ee91344a49",
            "actor": null,
            "seal": null
        },
        {
            "version": 2,
            "recorded_at": "2026-10-29T11:45:35Z",
            "content": "{\"cpv\": \"48210000\", \"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=127714\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"ZAPYTANIE NA FARBĘ FARBA EMUL POLINAK BIAŁA 10L DEKORAL DLA ZG POLKOWICE-SIEROSZOWICE 4501847692\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"127714\", \"deadline_at\": \"2026-10-30T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T07:15:00Z\", \"procedure_url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=127714\"}",
            "content_hash": "252fddf116bfd8b8dd9fed1fe5bdc57236e32aabfed58ac991a3bf4ea01ac8a5",
            "prev_hash": "35025fc7241df6269e843cee7683d8ff017279afa1bd76bfae5186ee91344a49",
            "hash": "e54a415b5c7a1ab6b1f8c84b69ac926bd300fe5060bb2e4bccbfcbbce8396e5b",
            "actor": null,
            "seal": null
        }
    ]
}