{
    "tender_id": 3063778,
    "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\": \"90700000\", \"url\": \"https://www.find-tender.service.gov.uk/Notice/100614-2026\", \"buyer\": \"NATURAL ENGLAND\", \"title\": \"Wielka Brytania – High-Level Conservation Measures for a Solent Estuaries Nutrient Environmental Delivery Plan (EDP) and Assessment of Delivery Alignment Opportunities\", \"source\": \"find_a_tender\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"ocds-h6vhtk-078f4f\", \"deadline_at\": \"2026-11-13T17:00:00Z\", \"notice_type\": \"Ogłoszenie Find a Tender\", \"published_at\": \"2026-10-23T14:01:18Z\", \"notice_number\": \"100614-2026\"}",
            "content_hash": "1c3be09a711a69a3f322d29b60dce5e3c0ab3d72d67df30767e298ace9cb1575",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "6edb138faf53d2ac44f9aa0d6f0e701611039a5be77c0a0636832288590f60ef",
            "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": "2026-10-24T14:00:09Z",
            "content": "{\"cpv\": \"90700000\", \"url\": \"https://www.find-tender.service.gov.uk/Notice/100614-2026\", \"buyer\": \"NATURAL ENGLAND\", \"title\": \"Wielka Brytania – Wysokopoziomowe Mierze Robocze dla Planu Środowolnego Dostarczania Nutrient Estuariów Solent oraz Ocena Możliwości Zgodności z Dostawą\", \"source\": \"find_a_tender\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"ocds-h6vhtk-078f4f\", \"deadline_at\": \"2026-11-13T17:00:00Z\", \"notice_type\": \"Ogłoszenie Find a Tender\", \"published_at\": \"2026-10-23T14:01:18Z\", \"notice_number\": \"100614-2026\"}",
            "content_hash": "92c20374046ae345ac82480466b4abc137ca0856f41784eb74147e118ebc9b2b",
            "prev_hash": "6edb138faf53d2ac44f9aa0d6f0e701611039a5be77c0a0636832288590f60ef",
            "hash": "2b1fd04d2103b58fa482389a5421e1febc2673bb0c3d78da22eb44aea1e2c401",
            "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
            }
        }
    ]
}