{
    "tender_id": 3064642,
    "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": "2026-10-24T13:58:39Z",
            "content": "{\"cpv\": \"34114000\", \"url\": \"https://www.find-tender.service.gov.uk/Notice/094726-2026\", \"buyer\": \"Cambridgeshire County Council\", \"title\": \"Wielka Brytania – 24062 Provision for Supply, build and Fit out of a new Mobile Library Vehicle\", \"source\": \"find_a_tender\", \"status\": \"active\", \"cpv_more\": [\"34144760\"], \"location\": \"UKH12\", \"source_id\": \"ocds-h6vhtk-0581fc\", \"deadline_at\": \"2027-01-05T12:00:00Z\", \"notice_type\": \"Ogłoszenie Find a Tender\", \"published_at\": \"2026-10-07T12:07:04Z\", \"notice_number\": \"094726-2026\"}",
            "content_hash": "0b8e2c7ebf5b535ffdc41a3f55f3e0d1780f60394f78e422547a7914c80c5f0b",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "947a87af9df717f446c9a937275ec9d2cdcd035922ada06229a5870c39017ed5",
            "actor": null,
            "seal": {
                "id": 1,
                "digest": "25686b149cfd327de10f8db2827c82e22b0d6a884d716cd11b36328364d6937d",
                "file": "https://tenderiq.pl/rejestr/pieczec-1.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-1.txt.ots",
                "bitcoin_block": 972985
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-24T14:05:27Z",
            "content": "{\"cpv\": \"34114000\", \"url\": \"https://www.find-tender.service.gov.uk/Notice/094726-2026\", \"buyer\": \"Cambridgeshire County Council\", \"title\": \"Wielka Brytania – 24062 Dostawa, Budowa i Montaż Nowego Mobilnego Centrum Czytelni\", \"source\": \"find_a_tender\", \"status\": \"active\", \"cpv_more\": [\"34144760\"], \"location\": \"UKH12\", \"source_id\": \"ocds-h6vhtk-0581fc\", \"deadline_at\": \"2027-01-05T12:00:00Z\", \"notice_type\": \"Ogłoszenie Find a Tender\", \"published_at\": \"2026-10-07T12:07:04Z\", \"notice_number\": \"094726-2026\"}",
            "content_hash": "c711c78f87e8efa040fd0191898be637a342ae496f801f34a21c7021eba12e2b",
            "prev_hash": "947a87af9df717f446c9a937275ec9d2cdcd035922ada06229a5870c39017ed5",
            "hash": "c09f437a4fd7c19d2eeb552742b54ff0d2052206f88939444cc2773891fa2690",
            "actor": null,
            "seal": {
                "id": 1,
                "digest": "25686b149cfd327de10f8db2827c82e22b0d6a884d716cd11b36328364d6937d",
                "file": "https://tenderiq.pl/rejestr/pieczec-1.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-1.txt.ots",
                "bitcoin_block": 972985
            }
        }
    ]
}