{
    "tender_id": 4965310,
    "check": {
        "ok": true,
        "versions": 3,
        "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": "2026-11-03T09:01:19Z",
            "content": "{\"cpv\": \"50511000\", \"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=128441\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"DOSTAWA POMPY PV 032R1K1S1NFWS PARKER, REGULATORA PV032R1K1S1NPWS POMPY OLEJU VPA ORAZ WKŁADU 115/2002 SPRZĘGŁA POMPY VPA\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"128441\", \"deadline_at\": \"2026-11-06T07:30:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T07:16:00Z\"}",
            "content_hash": "8478ec641a7d4e244ee90687d75053f6734b220f52cff86b0369667a3abff026",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "2d789cb8e71ad546ec88cdd99fb2decc4cebd3f7becabb87915af324e10c84fb",
            "actor": null,
            "seal": null
        },
        {
            "version": 2,
            "recorded_at": "2026-11-03T09:45:26Z",
            "content": "{\"cpv\": \"50511000\", \"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=128441\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"DOSTAWA POMPY PV 032R1K1S1NFWS PARKER, REGULATORA PV032R1K1S1NPWS POMPY OLEJU VPA ORAZ WKŁADU 115/2002 SPRZĘGŁA POMPY VPA\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"128441\", \"deadline_at\": \"2026-11-06T07:30:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T07:16:00Z\", \"procedure_url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=128441\"}",
            "content_hash": "782d0c009f0238c15103c54ff2fd174a0faf503489ea15f5ef111a8e9147a630",
            "prev_hash": "2d789cb8e71ad546ec88cdd99fb2decc4cebd3f7becabb87915af324e10c84fb",
            "hash": "71e405db4143a3b79f4d543aa3163aa91bfa169e32309b1548b816e1dc63bbeb",
            "actor": null,
            "seal": null
        },
        {
            "version": 3,
            "recorded_at": "2026-11-03T13:45:33Z",
            "content": "{\"cpv\": \"50511000\", \"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=128441\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"DOSTAWA POMPY PV 032R1K1S1NFWS PARKER, REGULATORA PV032R1K1S1NPWS POMPY OLEJU VPA ORAZ WKŁADU 115/2002 SPRZĘGŁA POMPY VPA\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"128441\", \"deadline_at\": \"2026-11-06T07:30:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T07:16:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3868610/dostawa-pompy-pv-032r1k1s1nfws-parker-regulatora-pv032r1k1s1npws-pompy-oleju-vpa-oraz-wk-adu-115-2002-sprzeg-a-pompy-vpa\"}",
            "content_hash": "662bded2f5f9328bb839f7f0d594ca2110d86e226b5215e5c0e3dfc6d45cb790",
            "prev_hash": "71e405db4143a3b79f4d543aa3163aa91bfa169e32309b1548b816e1dc63bbeb",
            "hash": "cdce25672ef5b9eb3f70f5c6d534c5273da4362d0a394dfeef66c7c0bf5dbee6",
            "actor": null,
            "seal": null
        }
    ]
}