{
    "tender_id": 3064608,
    "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\": \"09123000\", \"url\": \"https://www.find-tender.service.gov.uk/Notice/094956-2026\", \"buyer\": \"Apex Housing Association\", \"title\": \"Wielka Brytania – Supply of Natural Gas for Apex Housing Association\", \"source\": \"find_a_tender\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"UKN\", \"source_id\": \"ocds-h6vhtk-078334\", \"deadline_at\": \"2026-11-04T12:00:00Z\", \"notice_type\": \"Ogłoszenie Find a Tender\", \"published_at\": \"2026-10-07T16:15:09Z\", \"notice_number\": \"094956-2026\"}",
            "content_hash": "9abd8a877af590d8111cee4f758c99af1adc8f40a3ca986965fec73e6be562a9",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "785bec6f646afa16c4425a583654a7e422265363a188685c989ec7a3c6c3c17b",
            "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": "2026-10-24T14:05:12Z",
            "content": "{\"cpv\": \"09123000\", \"url\": \"https://www.find-tender.service.gov.uk/Notice/094956-2026\", \"buyer\": \"Apex Housing Association\", \"title\": \"Wielka Brytania – Dostawa Gazu Naturalnego dla Apex Housing Association\", \"source\": \"find_a_tender\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"UKN\", \"source_id\": \"ocds-h6vhtk-078334\", \"deadline_at\": \"2026-11-04T12:00:00Z\", \"notice_type\": \"Ogłoszenie Find a Tender\", \"published_at\": \"2026-10-07T16:15:09Z\", \"notice_number\": \"094956-2026\"}",
            "content_hash": "eb30423b9cf3de0353613c6d04cd7334477371830691b7025946470d10ab7b9b",
            "prev_hash": "785bec6f646afa16c4425a583654a7e422265363a188685c989ec7a3c6c3c17b",
            "hash": "a3a6295da825e53c5e772d3eeb0be459be38949678db1b919764b0d5ad3dfce5",
            "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
            }
        }
    ]
}