{
    "tender_id": 3797661,
    "check": {
        "ok": true,
        "versions": 4,
        "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": "2026-10-28T14:01:21Z",
            "content": "{\"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=127510\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"ZAPYTANIE NA FARBY DLA ZG RUDNA 4501867909\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"127510\", \"deadline_at\": \"2026-10-30T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T10:02:00Z\"}",
            "content_hash": "4e5a9ea3971ae6e0d2f10048b8df675921e3ad05b230dc0b66a1dd8de70eac98",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "6cab6714f03595d35935639b50445642a9d42ba57278114cf7080f019821958b",
            "actor": null,
            "seal": {
                "id": 5,
                "digest": "0659ce1e2aadd7f69ed1ff4603a4290c070eaa14bbeed28a3c9a7cc2127acae9",
                "file": "https://tenderiq.pl/rejestr/pieczec-5.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-5.txt.ots",
                "bitcoin_block": 973609
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-28T14:45:21Z",
            "content": "{\"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=127510\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"ZAPYTANIE NA FARBY DLA ZG RUDNA 4501867909\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"127510\", \"deadline_at\": \"2026-10-30T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T10:02:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3857955/zapytanie-na-farby-dla-zg-rudna-4501867909\"}",
            "content_hash": "b7fc63511db53325aa51af0da16e00c6ae5f81c44709aed1dc6e515ffd2561ef",
            "prev_hash": "6cab6714f03595d35935639b50445642a9d42ba57278114cf7080f019821958b",
            "hash": "361ebdc1c03bcac5a8b160ec1ecea97462b10ee74d57e84a8b43ed9e73772f09",
            "actor": null,
            "seal": {
                "id": 5,
                "digest": "0659ce1e2aadd7f69ed1ff4603a4290c070eaa14bbeed28a3c9a7cc2127acae9",
                "file": "https://tenderiq.pl/rejestr/pieczec-5.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-5.txt.ots",
                "bitcoin_block": 973609
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-28T22:45:58Z",
            "content": "{\"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=127510\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"ZAPYTANIE NA FARBY DLA ZG RUDNA 4501867909\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"127510\", \"deadline_at\": \"2026-10-30T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T10:02:00Z\", \"procedure_url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=127510\"}",
            "content_hash": "8bc86ba9f4e7ce5b067564d46887791dddebd7112cba827a353bdb8ca9e8f4de",
            "prev_hash": "361ebdc1c03bcac5a8b160ec1ecea97462b10ee74d57e84a8b43ed9e73772f09",
            "hash": "f23da840e0720b5305d6f8a11b742d83d6f6f3c90cffbb20ed070342c0c8c555",
            "actor": null,
            "seal": null
        },
        {
            "version": 4,
            "recorded_at": "2026-10-29T05:46:00Z",
            "content": "{\"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=127510\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"ZAPYTANIE NA FARBY DLA ZG RUDNA 4501867909\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"127510\", \"deadline_at\": \"2026-10-30T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T10:02:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3857955/zapytanie-na-farby-dla-zg-rudna-4501867909\"}",
            "content_hash": "b7fc63511db53325aa51af0da16e00c6ae5f81c44709aed1dc6e515ffd2561ef",
            "prev_hash": "f23da840e0720b5305d6f8a11b742d83d6f6f3c90cffbb20ed070342c0c8c555",
            "hash": "1e175d6fdc5e00613b78a01162a9b10e9d82c3b60976a21d98c4ec290b7763df",
            "actor": null,
            "seal": null
        }
    ]
}