{
    "tender_id": 3810237,
    "check": {
        "ok": true,
        "versions": 4,
        "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": "2026-10-28T16:02:36Z",
            "content": "{\"cpv\": \"48820000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858227/dostawa-srodowiska-serwerowego\", \"buyer\": \"Urząd Miejski w Elblągu\", \"title\": \"Dostawa środowiska serwerowego\", \"region\": \"warminsko-mazurskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3858227\", \"deadline_at\": \"2026-11-06T08:30:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T16:02:37Z\"}",
            "content_hash": "de0180cca937ff322e7fed61925a681de820f03173c04d63eb6f3aff145c7586",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "feb88d89e4a93e63e8349977af241441dba81e5ffe416996d7859e6f64ea911e",
            "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": 2,
            "recorded_at": "2026-10-28T19:32:14Z",
            "content": "{\"cpv\": \"48820000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858227/dostawa-srodowiska-serwerowego\", \"buyer\": \"Urząd Miejski w Elblągu\", \"title\": \"Dostawa środowiska serwerowego\", \"region\": \"warminsko-mazurskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3858227\", \"deadline_at\": \"2026-11-06T08:30:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T16:02:37Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858227/dostawa-srodowiska-serwerowego\"}",
            "content_hash": "b064aca29fcc196df8aa68b5c9a0892b9def2d26e515ad88b35d40334d438b62",
            "prev_hash": "feb88d89e4a93e63e8349977af241441dba81e5ffe416996d7859e6f64ea911e",
            "hash": "027fd803bfe1a185e47d84c31027944c0e12b54a2f53c5ff4c2b5d6a3fa4a2bb",
            "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": "2026-10-28T20:45:53Z",
            "content": "{\"cpv\": \"48820000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858227/dostawa-srodowiska-serwerowego\", \"buyer\": \"Urząd Miejski w Elblągu\", \"title\": \"Dostawa środowiska serwerowego\", \"region\": \"warminsko-mazurskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3858227\", \"deadline_at\": \"2026-11-06T08:30:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T16:02:37Z\", \"procedure_url\": \"https://ezamowienia.gov.pl/mo-client-board/bzp/notice-details/id/08df34e1-a0ed-26ad-f9f4-660001a3c192\"}",
            "content_hash": "d4904f7527c3f56b15d9690f148fea415093028596db0089a7adc75fbb8b2228",
            "prev_hash": "027fd803bfe1a185e47d84c31027944c0e12b54a2f53c5ff4c2b5d6a3fa4a2bb",
            "hash": "d13c6a88bb4b2864b54da1bf5ec4546612c9efbfb0f3528a940c8638930d1111",
            "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": 4,
            "recorded_at": "2026-10-28T21:45:32Z",
            "content": "{\"cpv\": \"48820000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858227/dostawa-srodowiska-serwerowego\", \"buyer\": \"Urząd Miejski w Elblągu\", \"title\": \"Dostawa środowiska serwerowego\", \"region\": \"warminsko-mazurskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3858227\", \"deadline_at\": \"2026-11-06T08:30:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T16:02:37Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1383149\"}",
            "content_hash": "de23ccb2798b19f8d07bc5294c8098ee658d6614a9d866e215d8a05b6bd51c68",
            "prev_hash": "d13c6a88bb4b2864b54da1bf5ec4546612c9efbfb0f3528a940c8638930d1111",
            "hash": "597b2cee1cf438791c7d8b2b48e97e11084c0aba24edb4b87557d73d69d3c33d",
            "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
            }
        }
    ]
}