{
    "tender_id": 4976846,
    "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": "2026-11-03T11:09:59Z",
            "content": "{\"url\": \"https://platformazakupowa.pl/transakcja/1402252\", \"buyer\": \"ZSCKR Lututów\", \"title\": \"\\\" DOSTAWA FABRYCZNIE NOWEJ ŁADOWARKI TELESKOPOWEJ WRAZ Z OSPRZĘTEM\\\"\", \"region\": \"lodzkie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1402252\", \"deadline_at\": \"2026-11-12T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-03T09:16:00Z\", \"notice_number\": \"1402252\"}",
            "content_hash": "5ed9089a47480cc8a10f16c9a6bccf83d3803248ab78ae30e1bbe70ecdf5e338",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "d36f1deb8246714ae4192ed76e35b03d6f0638878a8b31172a88cf1cc899848b",
            "actor": null,
            "seal": {
                "id": 11,
                "digest": "e9a17a70070a65f95be452321715a138cbb650567f41e2bae0faa2ffd562bbbd",
                "file": "https://tenderiq.pl/rejestr/pieczec-11.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-11.txt.ots",
                "bitcoin_block": 974456
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-03T11:32:12Z",
            "content": "{\"url\": \"https://platformazakupowa.pl/transakcja/1402252\", \"buyer\": \"ZSCKR Lututów\", \"title\": \"\\\" DOSTAWA FABRYCZNIE NOWEJ ŁADOWARKI TELESKOPOWEJ WRAZ Z OSPRZĘTEM\\\"\", \"region\": \"lodzkie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1402252\", \"deadline_at\": \"2026-11-12T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-03T09:16:00Z\", \"notice_number\": \"1402252\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1402252\"}",
            "content_hash": "a515b86b859d09b0bfeacfe4fdfda235c852b6a371c9d889283a2236b6d7ad7a",
            "prev_hash": "d36f1deb8246714ae4192ed76e35b03d6f0638878a8b31172a88cf1cc899848b",
            "hash": "9127798db5c9ae4130b65e6293de69d06fd7cd64d2d6cdeb5e9ae6f848ae18d7",
            "actor": null,
            "seal": {
                "id": 11,
                "digest": "e9a17a70070a65f95be452321715a138cbb650567f41e2bae0faa2ffd562bbbd",
                "file": "https://tenderiq.pl/rejestr/pieczec-11.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-11.txt.ots",
                "bitcoin_block": 974456
            }
        }
    ]
}