{
    "tender_id": 3931596,
    "check": {
        "ok": true,
        "versions": 8,
        "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": "2026-10-29T11:16:00Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860275/dostawa-materialow-elektrycznych-dla-kwp-w-odzi\", \"buyer\": \"Komenda Wojewódzka Policji w Łodzi\", \"title\": \"Dostawa materiałów elektrycznych dla KWP w Łodzi\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3860275\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T11:16:00Z\"}",
            "content_hash": "79918c5069c226d5c63d362d15beea6b0cb1e7b9c784343ee53ad09af07883d2",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "43979c4dd41287308c7f1a5812a87cc9e17710c4bd5f26bebf5c5e94a9ca2f8b",
            "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": 2,
            "recorded_at": "2026-10-29T11:45:36Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860275/dostawa-materialow-elektrycznych-dla-kwp-w-odzi\", \"buyer\": \"Komenda Wojewódzka Policji w Łodzi\", \"title\": \"Dostawa materiałów elektrycznych dla KWP w Łodzi\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3860275\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T11:16:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3858287/zakup-materialow-slusarskich-i-elektrycznych-dla-potrzeb-kwp-w-odzi-i-jednostek-jej-podleglych-\"}",
            "content_hash": "3163af92df2d5797f354d0a5aa9338d535b5fbf2bd29a73b9395e67bc4bdaf4f",
            "prev_hash": "43979c4dd41287308c7f1a5812a87cc9e17710c4bd5f26bebf5c5e94a9ca2f8b",
            "hash": "e96c23635d904e01bb27e228e204eac0169674095212dc7d6b5e8df6e295c666",
            "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": 3,
            "recorded_at": "2026-10-29T19:31:04Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860275/dostawa-materialow-elektrycznych-dla-kwp-w-odzi\", \"buyer\": \"Komenda Wojewódzka Policji w Łodzi\", \"title\": \"Dostawa materiałów elektrycznych dla KWP w Łodzi\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3860275\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T11:16:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860275/dostawa-materialow-elektrycznych-dla-kwp-w-odzi\"}",
            "content_hash": "cfc84be0687e0a7ce6cc4a6c0f848c88a064bcdc8ef73e4105ae3d6bf4938e36",
            "prev_hash": "e96c23635d904e01bb27e228e204eac0169674095212dc7d6b5e8df6e295c666",
            "hash": "4b80fa8c951fcd3da5fba5b74cd1f7f201dc0484d590d895f958958c7de2a4dd",
            "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": 4,
            "recorded_at": "2026-10-31T04:45:46Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860275/dostawa-materialow-elektrycznych-dla-kwp-w-odzi\", \"buyer\": \"Komenda Wojewódzka Policji w Łodzi\", \"title\": \"Dostawa materiałów elektrycznych dla KWP w Łodzi\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3860275\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T11:16:00Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1401082\"}",
            "content_hash": "4ff9351ae34ad5f774b40da42f7b281456ff0b1993e422f7387b1d6e6986bf26",
            "prev_hash": "4b80fa8c951fcd3da5fba5b74cd1f7f201dc0484d590d895f958958c7de2a4dd",
            "hash": "45ad9740a0628ccf56e80c9ec12080d3e90d39fd8f1fc082acf6e00c282bd82a",
            "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": 5,
            "recorded_at": "2026-10-31T10:45:57Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860275/dostawa-materialow-elektrycznych-dla-kwp-w-odzi\", \"buyer\": \"Komenda Wojewódzka Policji w Łodzi\", \"title\": \"Dostawa materiałów elektrycznych dla KWP w Łodzi\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3860275\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T11:16:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860275/dostawa-materialow-elektrycznych-dla-kwp-w-odzi\"}",
            "content_hash": "cfc84be0687e0a7ce6cc4a6c0f848c88a064bcdc8ef73e4105ae3d6bf4938e36",
            "prev_hash": "45ad9740a0628ccf56e80c9ec12080d3e90d39fd8f1fc082acf6e00c282bd82a",
            "hash": "f94765f2d89fdd9df9105a8bbcc47e403483e18276e96d936d61c16c1dbdc7e8",
            "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": 6,
            "recorded_at": "2026-10-31T17:45:30Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860275/dostawa-materialow-elektrycznych-dla-kwp-w-odzi\", \"buyer\": \"Komenda Wojewódzka Policji w Łodzi\", \"title\": \"Dostawa materiałów elektrycznych dla KWP w Łodzi\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3860275\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T11:16:00Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1401082\"}",
            "content_hash": "4ff9351ae34ad5f774b40da42f7b281456ff0b1993e422f7387b1d6e6986bf26",
            "prev_hash": "f94765f2d89fdd9df9105a8bbcc47e403483e18276e96d936d61c16c1dbdc7e8",
            "hash": "fdd7f1faea7d0b0b04aa36a3fbe8745bb849e62a2e49b071f9b46befac3cc5c7",
            "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": "2026-11-01T00:45:18Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860275/dostawa-materialow-elektrycznych-dla-kwp-w-odzi\", \"buyer\": \"Komenda Wojewódzka Policji w Łodzi\", \"title\": \"Dostawa materiałów elektrycznych dla KWP w Łodzi\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3860275\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T11:16:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860275/dostawa-materialow-elektrycznych-dla-kwp-w-odzi\"}",
            "content_hash": "cfc84be0687e0a7ce6cc4a6c0f848c88a064bcdc8ef73e4105ae3d6bf4938e36",
            "prev_hash": "fdd7f1faea7d0b0b04aa36a3fbe8745bb849e62a2e49b071f9b46befac3cc5c7",
            "hash": "82cbfd7781303ed63402cd2127e3bb464e032469995b1800adbaa6304f79c4d8",
            "actor": null,
            "seal": null
        },
        {
            "version": 8,
            "recorded_at": "2026-11-01T06:45:24Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3860275/dostawa-materialow-elektrycznych-dla-kwp-w-odzi\", \"buyer\": \"Komenda Wojewódzka Policji w Łodzi\", \"title\": \"Dostawa materiałów elektrycznych dla KWP w Łodzi\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3860275\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T11:16:00Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1401082\"}",
            "content_hash": "4ff9351ae34ad5f774b40da42f7b281456ff0b1993e422f7387b1d6e6986bf26",
            "prev_hash": "82cbfd7781303ed63402cd2127e3bb464e032469995b1800adbaa6304f79c4d8",
            "hash": "1f1266390d6d85af9ecaa51effa4f02163ea19d3cf4e0726d4af650fa69907c5",
            "actor": null,
            "seal": null
        }
    ]
}