{
    "tender_id": 5527440,
    "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": "2026-11-06T04:12:57Z",
            "content": "{\"cpv\": \"71356100\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3878067/synology-rs1221rp-\", \"buyer\": \"PKP TELKOL SP. Z O.O.\", \"title\": \"Synology RS1221RP+\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3878067\", \"deadline_at\": \"2026-11-10T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-06T04:12:57Z\"}",
            "content_hash": "dcb9dad312246c93b529651d604caba549f1e503be8d9ca4ce63249a9606c4f7",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "9d6a5fd8aad3590ebe4cecfe82821d585e2b5646d291a6ab24d10140d37e8d92",
            "actor": null,
            "seal": {
                "id": 14,
                "digest": "40311773b0ad96735478ea3fd2d0f50746aa4156eaa6f667f3f02f9a13460e6d",
                "file": "https://tenderiq.pl/rejestr/pieczec-14.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-14.txt.ots",
                "bitcoin_block": 974874
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-06T04:45:54Z",
            "content": "{\"cpv\": \"71356100\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3878067/synology-rs1221rp-\", \"buyer\": \"PKP TELKOL SP. Z O.O.\", \"title\": \"Synology RS1221RP+\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3878067\", \"deadline_at\": \"2026-11-10T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-06T04:12:57Z\", \"procedure_url\": \"https://telkol.eb2b.com.pl/open-preview-auction.html/537154/synology-rs1221rp\"}",
            "content_hash": "2e67066c2525317c2be2c120e3cbce9ac024fab2e5938cc199e944afc375bd1a",
            "prev_hash": "9d6a5fd8aad3590ebe4cecfe82821d585e2b5646d291a6ab24d10140d37e8d92",
            "hash": "3d80f0967826e4cdc33a209232d99795697a69ed9e3099208e1669c50c0f7d0a",
            "actor": null,
            "seal": {
                "id": 14,
                "digest": "40311773b0ad96735478ea3fd2d0f50746aa4156eaa6f667f3f02f9a13460e6d",
                "file": "https://tenderiq.pl/rejestr/pieczec-14.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-14.txt.ots",
                "bitcoin_block": 974874
            }
        }
    ]
}