{
    "tender_id": 4099670,
    "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": "2026-10-30T06:31:17Z",
            "content": "{\"cpv\": \"44615000\", \"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=127937\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"DOSTAWA REDUKTOR 19092050423 CIŚNIENIA 2\\\"ORAZ PODKŁADEK 1139ABS0337 USZCZELNIAJĄCA 1\\\"\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"127937\", \"deadline_at\": \"2026-11-04T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T06:11:00Z\"}",
            "content_hash": "fda4e8a30839d0035bc9a76219956a24f2126ce33dd554c41eab4e000606472d",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "825f3a3bdbf6107450d10617046a09a91d57c9f635db53836a7a620139ae9680",
            "actor": null,
            "seal": {
                "id": 7,
                "digest": "a9f75e7ec6726860fada5c5807cac164b76cf44582f14a01cd7b4a36f579f813",
                "file": "https://tenderiq.pl/rejestr/pieczec-7.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-7.txt.ots",
                "bitcoin_block": 973897
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-30T07:45:29Z",
            "content": "{\"cpv\": \"44615000\", \"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=127937\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"DOSTAWA REDUKTOR 19092050423 CIŚNIENIA 2\\\"ORAZ PODKŁADEK 1139ABS0337 USZCZELNIAJĄCA 1\\\"\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"127937\", \"deadline_at\": \"2026-11-04T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T06:11:00Z\", \"procedure_url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=127937\"}",
            "content_hash": "1934d558000d48cf9231d73beedaf7f847d5e4da58b7b83df0a72c838f5a31d9",
            "prev_hash": "825f3a3bdbf6107450d10617046a09a91d57c9f635db53836a7a620139ae9680",
            "hash": "41ba7849b27b6966bcecd7641df5b85bc61f0c333e80784cb9f46107d057a8d0",
            "actor": null,
            "seal": {
                "id": 7,
                "digest": "a9f75e7ec6726860fada5c5807cac164b76cf44582f14a01cd7b4a36f579f813",
                "file": "https://tenderiq.pl/rejestr/pieczec-7.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-7.txt.ots",
                "bitcoin_block": 973897
            }
        }
    ]
}