{
    "tender_id": 3662500,
    "check": {
        "ok": true,
        "versions": 12,
        "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": "2026-10-27T22:30:47Z",
            "content": "{\"cpv\": \"16700000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856366/zakup-piaskarki-i-pluga\", \"buyer\": \"Powiat Krośnieński\", \"title\": \"Zakup piaskarki i pługa\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3856366\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T22:30:47Z\"}",
            "content_hash": "96e07bf1e12bf6ba8fa15a908ad58afbcdbcd8cfc8d05f6240eee8c4b1e2788e",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "14ab6d4697f9a0e0ea13a079d064227e6bb82d3692e3add2528308bea3537579",
            "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": "2026-10-27T23:32:45Z",
            "content": "{\"cpv\": \"16700000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856366/zakup-piaskarki-i-pluga\", \"buyer\": \"Powiat Krośnieński\", \"title\": \"Zakup piaskarki i pługa\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3856366\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T22:30:47Z\", \"procedure_url\": \"https://ezamowienia.gov.pl/mo-client-board/bzp/notice-details/id/08df3461-0376-8075-f0a0-c4000171d9a8\"}",
            "content_hash": "70cbda932e45c663ca9cabe71052c48eeda5072d97a3f2e492c89f2ee94d194a",
            "prev_hash": "14ab6d4697f9a0e0ea13a079d064227e6bb82d3692e3add2528308bea3537579",
            "hash": "427ff8a189f6e0cfb4d5efe4bc9671016a4172f8e3bf0e55df18e6c9396da3b0",
            "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": "2026-10-28T03:33:56Z",
            "content": "{\"cpv\": \"16700000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856366/zakup-piaskarki-i-pluga\", \"buyer\": \"Powiat Krośnieński\", \"title\": \"Zakup piaskarki i pługa\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3856366\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T22:30:47Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856366/zakup-piaskarki-i-pluga\"}",
            "content_hash": "ca28a2dc63c9e4087791f0b687edafae516bf0067219e05bbbea672db56b6233",
            "prev_hash": "427ff8a189f6e0cfb4d5efe4bc9671016a4172f8e3bf0e55df18e6c9396da3b0",
            "hash": "d288f9e3ea1366880fb619acafd3b7aae95f56ccffa5001e41ee11a3702789c9",
            "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": "2026-10-28T22:45:33Z",
            "content": "{\"cpv\": \"16700000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856366/zakup-piaskarki-i-pluga\", \"buyer\": \"Powiat Krośnieński\", \"title\": \"Zakup piaskarki i pługa\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3856366\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T22:30:47Z\", \"procedure_url\": \"https://ezamowienia.gov.pl/mo-client-board/bzp/notice-details/id/08df3461-0376-8075-f0a0-c4000171d9a8\"}",
            "content_hash": "70cbda932e45c663ca9cabe71052c48eeda5072d97a3f2e492c89f2ee94d194a",
            "prev_hash": "d288f9e3ea1366880fb619acafd3b7aae95f56ccffa5001e41ee11a3702789c9",
            "hash": "82bdc05f2587712f5cf4b991248ec550b4afcdfdbd1be0d7721a0ed1b40e453c",
            "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": "2026-10-29T05:45:37Z",
            "content": "{\"cpv\": \"16700000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856366/zakup-piaskarki-i-pluga\", \"buyer\": \"Powiat Krośnieński\", \"title\": \"Zakup piaskarki i pługa\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3856366\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T22:30:47Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856366/zakup-piaskarki-i-pluga\"}",
            "content_hash": "ca28a2dc63c9e4087791f0b687edafae516bf0067219e05bbbea672db56b6233",
            "prev_hash": "82bdc05f2587712f5cf4b991248ec550b4afcdfdbd1be0d7721a0ed1b40e453c",
            "hash": "370168a2ceab1544b78f2cde1c5ad62836d4329cf4920d8aa84be41c41ee8980",
            "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": "2026-10-31T04:45:31Z",
            "content": "{\"cpv\": \"16700000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856366/zakup-piaskarki-i-pluga\", \"buyer\": \"Powiat Krośnieński\", \"title\": \"Zakup piaskarki i pługa\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3856366\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T22:30:47Z\", \"procedure_url\": \"https://ezamowienia.gov.pl/mo-client-board/bzp/notice-details/id/08df3461-0376-8075-f0a0-c4000171d9a8\"}",
            "content_hash": "70cbda932e45c663ca9cabe71052c48eeda5072d97a3f2e492c89f2ee94d194a",
            "prev_hash": "370168a2ceab1544b78f2cde1c5ad62836d4329cf4920d8aa84be41c41ee8980",
            "hash": "77392717c210e1d920daebda0111c1b3af54b69010f5b14713f976628d07961b",
            "actor": null,
            "seal": {
                "id": 8,
                "digest": "b9dfb65eef062a8f7633cee107df2b59fcca72ec5f093c9ceec0396cf65cd90d",
                "file": "https://tenderiq.pl/rejestr/pieczec-8.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-8.txt.ots",
                "bitcoin_block": 974039
            }
        },
        {
            "version": 7,
            "recorded_at": "2026-10-31T10:45:49Z",
            "content": "{\"cpv\": \"16700000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856366/zakup-piaskarki-i-pluga\", \"buyer\": \"Powiat Krośnieński\", \"title\": \"Zakup piaskarki i pługa\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3856366\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T22:30:47Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856366/zakup-piaskarki-i-pluga\"}",
            "content_hash": "ca28a2dc63c9e4087791f0b687edafae516bf0067219e05bbbea672db56b6233",
            "prev_hash": "77392717c210e1d920daebda0111c1b3af54b69010f5b14713f976628d07961b",
            "hash": "1b50ad99833400a8ffbffc3715fb611afc034a19e165d6a2796018c40a13acf4",
            "actor": null,
            "seal": {
                "id": 8,
                "digest": "b9dfb65eef062a8f7633cee107df2b59fcca72ec5f093c9ceec0396cf65cd90d",
                "file": "https://tenderiq.pl/rejestr/pieczec-8.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-8.txt.ots",
                "bitcoin_block": 974039
            }
        },
        {
            "version": 8,
            "recorded_at": "2026-10-31T17:45:20Z",
            "content": "{\"cpv\": \"16700000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856366/zakup-piaskarki-i-pluga\", \"buyer\": \"Powiat Krośnieński\", \"title\": \"Zakup piaskarki i pługa\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3856366\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T22:30:47Z\", \"procedure_url\": \"https://ezamowienia.gov.pl/mo-client-board/bzp/notice-details/id/08df3461-0376-8075-f0a0-c4000171d9a8\"}",
            "content_hash": "70cbda932e45c663ca9cabe71052c48eeda5072d97a3f2e492c89f2ee94d194a",
            "prev_hash": "1b50ad99833400a8ffbffc3715fb611afc034a19e165d6a2796018c40a13acf4",
            "hash": "1ceb7ae1d90364e2f5e794e9ad581bf7ae79be90f634a0935ce4e918f1e4f77f",
            "actor": null,
            "seal": {
                "id": 8,
                "digest": "b9dfb65eef062a8f7633cee107df2b59fcca72ec5f093c9ceec0396cf65cd90d",
                "file": "https://tenderiq.pl/rejestr/pieczec-8.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-8.txt.ots",
                "bitcoin_block": 974039
            }
        },
        {
            "version": 9,
            "recorded_at": "2026-11-01T00:45:33Z",
            "content": "{\"cpv\": \"16700000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856366/zakup-piaskarki-i-pluga\", \"buyer\": \"Powiat Krośnieński\", \"title\": \"Zakup piaskarki i pługa\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3856366\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T22:30:47Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856366/zakup-piaskarki-i-pluga\"}",
            "content_hash": "ca28a2dc63c9e4087791f0b687edafae516bf0067219e05bbbea672db56b6233",
            "prev_hash": "1ceb7ae1d90364e2f5e794e9ad581bf7ae79be90f634a0935ce4e918f1e4f77f",
            "hash": "31d3693572a9889d190b552f3d0b7c7d09d4dea757ccbc6dcc3148f4867bd50c",
            "actor": null,
            "seal": {
                "id": 9,
                "digest": "2dfeb1f26d6191d887699bed5d05f226d8baa25e2f81adcf1d5d9f3ce86c75c5",
                "file": "https://tenderiq.pl/rejestr/pieczec-9.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-9.txt.ots",
                "bitcoin_block": 974194
            }
        },
        {
            "version": 10,
            "recorded_at": "2026-11-01T06:45:37Z",
            "content": "{\"cpv\": \"16700000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856366/zakup-piaskarki-i-pluga\", \"buyer\": \"Powiat Krośnieński\", \"title\": \"Zakup piaskarki i pługa\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3856366\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T22:30:47Z\", \"procedure_url\": \"https://ezamowienia.gov.pl/mo-client-board/bzp/notice-details/id/08df3461-0376-8075-f0a0-c4000171d9a8\"}",
            "content_hash": "70cbda932e45c663ca9cabe71052c48eeda5072d97a3f2e492c89f2ee94d194a",
            "prev_hash": "31d3693572a9889d190b552f3d0b7c7d09d4dea757ccbc6dcc3148f4867bd50c",
            "hash": "8a97d99e32fe7bbbd3a0f4dc70b0f2ac5bf72fdbd00e74e65ffe94f6d4ccbaf1",
            "actor": null,
            "seal": {
                "id": 9,
                "digest": "2dfeb1f26d6191d887699bed5d05f226d8baa25e2f81adcf1d5d9f3ce86c75c5",
                "file": "https://tenderiq.pl/rejestr/pieczec-9.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-9.txt.ots",
                "bitcoin_block": 974194
            }
        },
        {
            "version": 11,
            "recorded_at": "2026-11-02T00:56:45Z",
            "content": "{\"cpv\": \"34921100\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856366/zakup-piaskarki-i-pluga\", \"buyer\": \"Powiat Krośnieński\", \"title\": \"Zakup piaskarki i pługa\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3856366\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T22:30:47Z\", \"procedure_url\": \"https://ezamowienia.gov.pl/mo-client-board/bzp/notice-details/id/08df3461-0376-8075-f0a0-c4000171d9a8\"}",
            "content_hash": "fd3831023a3d6e6d6aace2ac1ab9ef05aea5169d41e7be33af235a3d6a36384a",
            "prev_hash": "8a97d99e32fe7bbbd3a0f4dc70b0f2ac5bf72fdbd00e74e65ffe94f6d4ccbaf1",
            "hash": "9b0e15f1c5cbfdd51209314e48b21e76ec224ec34ae6a5b91ab7cb1548bb4dd5",
            "actor": null,
            "seal": null
        },
        {
            "version": 12,
            "recorded_at": "2026-11-02T01:45:42Z",
            "content": "{\"cpv\": \"34921100\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856366/zakup-piaskarki-i-pluga\", \"buyer\": \"Powiat Krośnieński\", \"title\": \"Zakup piaskarki i pługa\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3856366\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T22:30:47Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856366/zakup-piaskarki-i-pluga\"}",
            "content_hash": "90dc774144d5808d5f1fd1ab79c459e4a140508d611d5a2bd10ef30d9f6719da",
            "prev_hash": "9b0e15f1c5cbfdd51209314e48b21e76ec224ec34ae6a5b91ab7cb1548bb4dd5",
            "hash": "16b08982c5b8fe8045211ae93d6b746ac0e63f09db1337120478a283c069c32c",
            "actor": null,
            "seal": null
        }
    ]
}