{
    "tender_id": 3543824,
    "check": {
        "ok": true,
        "versions": 6,
        "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": "2026-10-27T09:49:44Z",
            "content": "{\"cpv\": \"30197630\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3855365/dostawa-papieru-kserograficznego-ii\", \"buyer\": \"Komenda Wojewódzka Policji w Opolu\", \"title\": \"Dostawa papieru kserograficznego II\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3855365\", \"deadline_at\": \"2026-11-05T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T09:49:44Z\"}",
            "content_hash": "b5e38c55872507f884b53b71d1a8df093c895d110023e14e02f4fe7340482149",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "b99d0c106f418e7d6e8c49604a9d7d1c6254e5443e2567182e64f50c01b17928",
            "actor": null,
            "seal": {
                "id": 4,
                "digest": "1a6d1144791ca08d9453bd1c8d38a6c251eb74cb6d377626fde25c11a52ccc7a",
                "file": "https://tenderiq.pl/rejestr/pieczec-4.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-4.txt.ots",
                "bitcoin_block": 973472
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-27T11:34:06Z",
            "content": "{\"cpv\": \"30197630\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3855365/dostawa-papieru-kserograficznego-ii\", \"buyer\": \"Komenda Wojewódzka Policji w Opolu\", \"title\": \"Dostawa papieru kserograficznego II\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3855365\", \"deadline_at\": \"2026-11-05T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T09:49:44Z\", \"procedure_url\": \"https://ezamowienia.gov.pl/mo-client-board/bzp/notice-details/id/08df33f8-d133-2cce-86fd-030001b57ddb\"}",
            "content_hash": "80704da39fc4a3e3a7c6b431f760d3d4ec674d3503d36a8c3aeacca0523bac02",
            "prev_hash": "b99d0c106f418e7d6e8c49604a9d7d1c6254e5443e2567182e64f50c01b17928",
            "hash": "0f487a0ad33b556349637c1d4ee20531910d40b3b54229366c540b50f881f253",
            "actor": null,
            "seal": {
                "id": 4,
                "digest": "1a6d1144791ca08d9453bd1c8d38a6c251eb74cb6d377626fde25c11a52ccc7a",
                "file": "https://tenderiq.pl/rejestr/pieczec-4.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-4.txt.ots",
                "bitcoin_block": 973472
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-27T15:32:22Z",
            "content": "{\"cpv\": \"30197630\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3855365/dostawa-papieru-kserograficznego-ii\", \"buyer\": \"Komenda Wojewódzka Policji w Opolu\", \"title\": \"Dostawa papieru kserograficznego II\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3855365\", \"deadline_at\": \"2026-11-05T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T09:49:44Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3855251/dostawa-papieru-kserograficznego-ii\"}",
            "content_hash": "2860ff8e8a2b72ed5f3b611c6fee270afae735dc1b64af07068f45d7a2429f81",
            "prev_hash": "0f487a0ad33b556349637c1d4ee20531910d40b3b54229366c540b50f881f253",
            "hash": "d6b9a0a4f307bdb1d93dfa72a9263ea90e68dfca2bd01fac765fa68c4490326b",
            "actor": null,
            "seal": {
                "id": 4,
                "digest": "1a6d1144791ca08d9453bd1c8d38a6c251eb74cb6d377626fde25c11a52ccc7a",
                "file": "https://tenderiq.pl/rejestr/pieczec-4.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-4.txt.ots",
                "bitcoin_block": 973472
            }
        },
        {
            "version": 4,
            "recorded_at": "2026-10-28T22:45:45Z",
            "content": "{\"cpv\": \"30197630\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3855365/dostawa-papieru-kserograficznego-ii\", \"buyer\": \"Komenda Wojewódzka Policji w Opolu\", \"title\": \"Dostawa papieru kserograficznego II\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3855365\", \"deadline_at\": \"2026-11-05T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T09:49:44Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1395480\"}",
            "content_hash": "d83d85e3d5eeaf515adc7b4b5f77f20144161bd0466776db0240b1be5ee42a68",
            "prev_hash": "d6b9a0a4f307bdb1d93dfa72a9263ea90e68dfca2bd01fac765fa68c4490326b",
            "hash": "5d16e5898003501318e57269dedcdc4f92b396dce0966dfb932a7835326b5874",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 5,
            "recorded_at": "2026-10-29T05:45:40Z",
            "content": "{\"cpv\": \"30197630\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3855365/dostawa-papieru-kserograficznego-ii\", \"buyer\": \"Komenda Wojewódzka Policji w Opolu\", \"title\": \"Dostawa papieru kserograficznego II\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3855365\", \"deadline_at\": \"2026-11-05T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T09:49:44Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3855251/dostawa-papieru-kserograficznego-ii\"}",
            "content_hash": "2860ff8e8a2b72ed5f3b611c6fee270afae735dc1b64af07068f45d7a2429f81",
            "prev_hash": "5d16e5898003501318e57269dedcdc4f92b396dce0966dfb932a7835326b5874",
            "hash": "fffabbddd70fc77111f80e980f482f89249adee70da37642ea733b9863eff3d4",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 6,
            "recorded_at": "2026-10-31T04:45:52Z",
            "content": "{\"cpv\": \"30197630\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3855365/dostawa-papieru-kserograficznego-ii\", \"buyer\": \"Komenda Wojewódzka Policji w Opolu\", \"title\": \"Dostawa papieru kserograficznego II\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3855365\", \"deadline_at\": \"2026-11-05T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T09:49:44Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1395480\"}",
            "content_hash": "d83d85e3d5eeaf515adc7b4b5f77f20144161bd0466776db0240b1be5ee42a68",
            "prev_hash": "fffabbddd70fc77111f80e980f482f89249adee70da37642ea733b9863eff3d4",
            "hash": "f83167a32f0437cd5e4fd2adb0175e80a0bd2731d45ffbe44f7a706a7744cec5",
            "actor": null,
            "seal": null
        }
    ]
}