{
    "tender_id": 5185182,
    "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": "{\"cpv\": \"45000000\", \"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=128793\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"DOSTAWA: FILTROREDUKTOR MIDI-F/R1/2 NPT4221000158 ATLAS COPCO\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"128793\", \"deadline_at\": \"2026-11-05T06:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T09:10:00Z\"}",
            "content_hash": "3f014586f3197d332a1ba2aeb99032488e23d79ed3234cce2b05596507a3504f",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "33215d4dee96ae0bf1b6068cd95b86f1c57d2ddcf718f530c91f20822f42e12d",
            "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": 974604
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-04T11:45:33Z",
            "content": "{\"cpv\": \"45000000\", \"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=128793\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"DOSTAWA: FILTROREDUKTOR MIDI-F/R1/2 NPT4221000158 ATLAS COPCO\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"128793\", \"deadline_at\": \"2026-11-05T06:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T09:10:00Z\", \"procedure_url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=128793\"}",
            "content_hash": "e227b9eaa1f2b66f11915c6f5ff3fe33a97b74b5b86137d71111766b3291ed0a",
            "prev_hash": "33215d4dee96ae0bf1b6068cd95b86f1c57d2ddcf718f530c91f20822f42e12d",
            "hash": "289e5e17bd20438bc6660cc21b47e453cd97ef2c009c8f45c7d91dd8b3e1d58b",
            "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": 974604
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-11-04T22:45:21Z",
            "content": "{\"cpv\": \"45000000\", \"url\": \"https://oferty.kghm.com/platform/application?MP_module=outErfx&MP_action=supplierStatus&iRfxRound=128793\", \"buyer\": \"KGHM Polska Miedź S.A. (Mercus Logistyka)\", \"title\": \"DOSTAWA: FILTROREDUKTOR MIDI-F/R1/2 NPT4221000158 ATLAS COPCO\", \"region\": \"dolnoslaskie\", \"source\": \"kghm_erfx\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polkowice\", \"source_id\": \"128793\", \"deadline_at\": \"2026-11-05T06:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T09:10:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3872378/dostawa-filtroreduktor-midi-f-r1-2-npt4221000158-atlas-copco\"}",
            "content_hash": "e85a42fdf95dda0ce4e3c981ce205f3820d457920fecfea73a7880b4ff30b206",
            "prev_hash": "289e5e17bd20438bc6660cc21b47e453cd97ef2c009c8f45c7d91dd8b3e1d58b",
            "hash": "eef991947a29927f865ecb06eb32430662da17ac5c7218c781e49e68008602dc",
            "actor": null,
            "seal": null
        }
    ]
}