{
    "tender_id": 3064995,
    "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\": \"50000000\", \"url\": \"https://www.find-tender.service.gov.uk/Notice/091197-2026\", \"buyer\": \"Newham Council\", \"title\": \"Wielka Brytania – Maryland Multiple Sites\", \"source\": \"find_a_tender\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"ocds-h6vhtk-077b00\", \"deadline_at\": \"2026-11-01T23:59:00Z\", \"notice_type\": \"Ogłoszenie Find a Tender\", \"published_at\": \"2026-09-25T16:50:14Z\", \"notice_number\": \"091197-2026\"}",
            "content_hash": "d115a232f49c66dbdded32324990c7e9db27d76446dfca83cebfc2c74ef7ea0a",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "bfe8212bb1a430e0cb20001c10e0c8751e25cd3b9f36a6cfdf319745bdff1c26",
            "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": "2026-10-24T14:07:42Z",
            "content": "{\"cpv\": \"50000000\", \"url\": \"https://www.find-tender.service.gov.uk/Notice/091197-2026\", \"buyer\": \"Newham Council\", \"title\": \"Wielka Brytania – Maryland Wiele Lokalizacji\", \"source\": \"find_a_tender\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"ocds-h6vhtk-077b00\", \"deadline_at\": \"2026-11-01T23:59:00Z\", \"notice_type\": \"Ogłoszenie Find a Tender\", \"published_at\": \"2026-09-25T16:50:14Z\", \"notice_number\": \"091197-2026\"}",
            "content_hash": "bcaff6e99afaa11286607411b52a85d657f9cb819fd5226ea65887e18829590b",
            "prev_hash": "bfe8212bb1a430e0cb20001c10e0c8751e25cd3b9f36a6cfdf319745bdff1c26",
            "hash": "0e9676592724d47c137ecbf00753c632e22ba219b58c55c596aa3f989812ca9c",
            "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
            }
        }
    ]
}