{
    "tender_id": 5659602,
    "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": "2026-11-06T17:50:15Z",
            "content": "{\"cpv\": \"44333000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3880624/dostawy-drutu-do-prasy-belujacej\", \"buyer\": \"Zakład Zagospodarowania Odpadów Czysta Błękitna Kraina Sp. z o.o.\", \"title\": \"Dostawy drutu do prasy belującej\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3880624\", \"deadline_at\": \"2026-11-18T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-06T17:50:16Z\"}",
            "content_hash": "96eb901c4d3f21d6b4df51bbb620c2dedd4117ae21d19dfea20a71e98ebcbafd",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "098ea7181b1e7790bf40538a163025273e42cb638dcc68ecfd80240444be0d60",
            "actor": null,
            "seal": {
                "id": 14,
                "digest": "40311773b0ad96735478ea3fd2d0f50746aa4156eaa6f667f3f02f9a13460e6d",
                "file": "https://tenderiq.pl/rejestr/pieczec-14.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-14.txt.ots",
                "bitcoin_block": 974874
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-06T18:45:38Z",
            "content": "{\"cpv\": \"44333000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3880624/dostawy-drutu-do-prasy-belujacej\", \"buyer\": \"Zakład Zagospodarowania Odpadów Czysta Błękitna Kraina Sp. z o.o.\", \"title\": \"Dostawy drutu do prasy belującej\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3880624\", \"deadline_at\": \"2026-11-18T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-06T17:50:16Z\", \"procedure_url\": \"https://ezamowienia.gov.pl/mo-client-board/bzp/notice-details/id/08df3bf5-4112-bf70-c1c5-d5000193d92c\"}",
            "content_hash": "a0f3a9905d59e9cfa0ab53b8c7c81e4fc3838401c5f50b8dc8924681e8605800",
            "prev_hash": "098ea7181b1e7790bf40538a163025273e42cb638dcc68ecfd80240444be0d60",
            "hash": "2fb67adebd2e336863f9ea5a16c85e78c17acf88f502a114ddd03769ef0ecb3c",
            "actor": null,
            "seal": {
                "id": 14,
                "digest": "40311773b0ad96735478ea3fd2d0f50746aa4156eaa6f667f3f02f9a13460e6d",
                "file": "https://tenderiq.pl/rejestr/pieczec-14.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-14.txt.ots",
                "bitcoin_block": 974874
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-11-06T20:45:40Z",
            "content": "{\"cpv\": \"44333000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3880624/dostawy-drutu-do-prasy-belujacej\", \"buyer\": \"Zakład Zagospodarowania Odpadów Czysta Błękitna Kraina Sp. z o.o.\", \"title\": \"Dostawy drutu do prasy belującej\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3880624\", \"deadline_at\": \"2026-11-18T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-06T17:50:16Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1405662\"}",
            "content_hash": "ddc2923c7e612a957d59c3f22eedcef1df928d2ea14a3cd3ef065495ebc00c8b",
            "prev_hash": "2fb67adebd2e336863f9ea5a16c85e78c17acf88f502a114ddd03769ef0ecb3c",
            "hash": "eb44358f563fafc62d545f3df4dc75865272ef2b0ed87c8cae39d5fa3f333639",
            "actor": null,
            "seal": {
                "id": 14,
                "digest": "40311773b0ad96735478ea3fd2d0f50746aa4156eaa6f667f3f02f9a13460e6d",
                "file": "https://tenderiq.pl/rejestr/pieczec-14.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-14.txt.ots",
                "bitcoin_block": 974874
            }
        }
    ]
}