{
    "tender_id": 5185248,
    "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": "2026-11-04T11:16:58Z",
            "content": "{\"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=128693\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"DOSTAWA: KRZYŻAK FI-52X133\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"128693\", \"deadline_at\": \"2026-11-09T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T07:23:00Z\"}",
            "content_hash": "22b73c2a33279d6a01491198e5997b58f571f12c7a39ead6e42e38f8f69c46dd",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "0f02b260cecd36b26c9db1f8e9666267264eecdafd0c2841403c435d0cb9c592",
            "actor": null,
            "seal": {
                "id": 12,
                "digest": "e23c0f5a7e440e937f514487a150dc1be40887f39a941304e364e5e94a4b77fc",
                "file": "https://tenderiq.pl/rejestr/pieczec-12.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-12.txt.ots",
                "bitcoin_block": null
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-04T11:45:33Z",
            "content": "{\"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=128693\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"DOSTAWA: KRZYŻAK FI-52X133\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"128693\", \"deadline_at\": \"2026-11-09T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T07:23:00Z\", \"procedure_url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=128693\"}",
            "content_hash": "5fbe8e6f6435dae2d6f1d3072ff704f96587cddf04d8a2f53fe7071a36b4be40",
            "prev_hash": "0f02b260cecd36b26c9db1f8e9666267264eecdafd0c2841403c435d0cb9c592",
            "hash": "28b4709dfd6f884a0b243c0ebfc7b354c2046fabe9c8e7bab9f2c876d4a60114",
            "actor": null,
            "seal": {
                "id": 12,
                "digest": "e23c0f5a7e440e937f514487a150dc1be40887f39a941304e364e5e94a4b77fc",
                "file": "https://tenderiq.pl/rejestr/pieczec-12.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-12.txt.ots",
                "bitcoin_block": null
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-11-04T22:45:21Z",
            "content": "{\"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=128693\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"DOSTAWA: KRZYŻAK FI-52X133\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"128693\", \"deadline_at\": \"2026-11-09T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T07:23:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3872151/dostawa-krzyzak-fi-52x133\"}",
            "content_hash": "44ad710873ac0fe3e6ff2cf6d0b80c7941579745eba39d095e8a04ee47264e63",
            "prev_hash": "28b4709dfd6f884a0b243c0ebfc7b354c2046fabe9c8e7bab9f2c876d4a60114",
            "hash": "01f7ca01648dda132d4657df22ca57f60c5e64a1f9c8dca6cf76d5ba5aae2493",
            "actor": null,
            "seal": null
        }
    ]
}