{
    "tender_id": 3086149,
    "check": {
        "ok": true,
        "versions": 3,
        "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\": \"66510000\", \"url\": \"https://www.przetargi.egospodarka.pl/20050326401_Ubezpieczenie-Gminy-Lubliniec_2026_2.html\", \"buyer\": \"Gmina Lubliniec\", \"title\": \"Ubezpieczenie Gminy Lubliniec.\", \"region\": \"slaskie\", \"source\": \"egospodarka_przetargi\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Lubliniec\", \"source_id\": \"20050326401\", \"deadline_at\": \"2026-11-06T22:59:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-23T00:00:00Z\", \"procedure_url\": \"https://ezamowienia.gov.pl/mo-client-board/bzp/notice-details/id/08df30e9-f46d-3308-701a-d000013b53f2\"}",
            "content_hash": "4715f003334b88d3fdece2a0b9899c98902a712784dc308c9a66093e49f1b4f9",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "6a031ba0458e346952f598050667cadaba9b524b5566986bb30fcf24d5d3e20d",
            "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": "2026-10-28T12:45:48Z",
            "content": "{\"cpv\": \"66510000\", \"url\": \"https://www.przetargi.egospodarka.pl/20050326401_Ubezpieczenie-Gminy-Lubliniec_2026_2.html\", \"buyer\": \"Gmina Lubliniec\", \"title\": \"Ubezpieczenie Gminy Lubliniec.\", \"region\": \"slaskie\", \"source\": \"egospodarka_przetargi\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Lubliniec\", \"source_id\": \"20050326401\", \"deadline_at\": \"2026-11-06T22:59:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-23T00:00:00Z\", \"procedure_url\": \"https://www.przetargi.egospodarka.pl/20050326401_Ubezpieczenie-Gminy-Lubliniec_2026_2.html\"}",
            "content_hash": "5e59caaed70ab329d18402a44c02c62e632d22421850226508a7938777551fe5",
            "prev_hash": "6a031ba0458e346952f598050667cadaba9b524b5566986bb30fcf24d5d3e20d",
            "hash": "da5ce4cc941a56aed376031199a0693355b77de1c6fc2aabac5d3443c0a38914",
            "actor": null,
            "seal": {
                "id": 5,
                "digest": "0659ce1e2aadd7f69ed1ff4603a4290c070eaa14bbeed28a3c9a7cc2127acae9",
                "file": "https://tenderiq.pl/rejestr/pieczec-5.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-5.txt.ots",
                "bitcoin_block": 973609
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-28T20:45:54Z",
            "content": "{\"cpv\": \"66510000\", \"url\": \"https://www.przetargi.egospodarka.pl/20050326401_Ubezpieczenie-Gminy-Lubliniec_2026_2.html\", \"buyer\": \"Gmina Lubliniec\", \"title\": \"Ubezpieczenie Gminy Lubliniec.\", \"region\": \"slaskie\", \"source\": \"egospodarka_przetargi\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Lubliniec\", \"source_id\": \"20050326401\", \"deadline_at\": \"2026-11-06T22:59:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-23T00:00:00Z\", \"procedure_url\": \"https://ezamowienia.gov.pl/mo-client-board/bzp/notice-details/id/08df30e9-f46d-3308-701a-d000013b53f2\"}",
            "content_hash": "4715f003334b88d3fdece2a0b9899c98902a712784dc308c9a66093e49f1b4f9",
            "prev_hash": "da5ce4cc941a56aed376031199a0693355b77de1c6fc2aabac5d3443c0a38914",
            "hash": "d1ab9345d55c3e5390d60c49b0558064df1f654ff79b4190be8b1e95a7d940f5",
            "actor": null,
            "seal": {
                "id": 5,
                "digest": "0659ce1e2aadd7f69ed1ff4603a4290c070eaa14bbeed28a3c9a7cc2127acae9",
                "file": "https://tenderiq.pl/rejestr/pieczec-5.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-5.txt.ots",
                "bitcoin_block": 973609
            }
        }
    ]
}