{
    "tender_id": 4021677,
    "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": "2026-10-29T19:38:44Z",
            "content": "{\"cpv\": \"38651600\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3861476/-dostawa-kamery-hiperspektralnej-\", \"buyer\": \"Uniwersytet Rzeszowski\", \"title\": \"„Dostawa kamery hiperspektralnej\\\"\", \"region\": \"podkarpackie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3861476\", \"deadline_at\": \"2026-11-06T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T19:38:44Z\"}",
            "content_hash": "64b9792fb23f73bca6914c6c5246c6d1cb8fcb9ad2216022a43d2cba10294ca2",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "6745bba244cd53ec14eab675018b722afa2f05dc736189a202d408319d84e0d9",
            "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": "2026-10-29T19:46:05Z",
            "content": "{\"cpv\": \"38651600\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3861476/-dostawa-kamery-hiperspektralnej-\", \"buyer\": \"Uniwersytet Rzeszowski\", \"title\": \"„Dostawa kamery hiperspektralnej\\\"\", \"region\": \"podkarpackie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3861476\", \"deadline_at\": \"2026-11-06T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T19:38:44Z\", \"procedure_url\": \"https://ur-edu.logintrade.net/zapytania_email,244090,42a7f764588ac730fb1b46a281203f4e.html\"}",
            "content_hash": "a406293ba7c54f8ec252584f176340082cce1aa68d3d341c380ebe118fcf9034",
            "prev_hash": "6745bba244cd53ec14eab675018b722afa2f05dc736189a202d408319d84e0d9",
            "hash": "7334be25453d8f59407db7310297ec9de1b9214a74901ffafe52a84b4277b79f",
            "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": "2026-10-30T03:31:16Z",
            "content": "{\"cpv\": \"38651600\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3861476/-dostawa-kamery-hiperspektralnej-\", \"buyer\": \"Uniwersytet Rzeszowski\", \"title\": \"„Dostawa kamery hiperspektralnej\\\"\", \"region\": \"podkarpackie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3861476\", \"deadline_at\": \"2026-11-06T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T19:38:44Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3861476/-dostawa-kamery-hiperspektralnej-\"}",
            "content_hash": "2ad817c295a1332fe296b3bfb508ddc0995936c2e3e87c87847298150c658c77",
            "prev_hash": "7334be25453d8f59407db7310297ec9de1b9214a74901ffafe52a84b4277b79f",
            "hash": "abf31b45c84b2b0c6e162d40e6b5d6613affe2a6068006844eb0a89751c8a8f8",
            "actor": null,
            "seal": {
                "id": 7,
                "digest": "a9f75e7ec6726860fada5c5807cac164b76cf44582f14a01cd7b4a36f579f813",
                "file": "https://tenderiq.pl/rejestr/pieczec-7.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-7.txt.ots",
                "bitcoin_block": 973897
            }
        },
        {
            "version": 4,
            "recorded_at": "2026-10-31T04:45:42Z",
            "content": "{\"cpv\": \"38651600\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3861476/-dostawa-kamery-hiperspektralnej-\", \"buyer\": \"Uniwersytet Rzeszowski\", \"title\": \"„Dostawa kamery hiperspektralnej\\\"\", \"region\": \"podkarpackie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3861476\", \"deadline_at\": \"2026-11-06T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T19:38:44Z\", \"procedure_url\": \"https://ur-edu.logintrade.net/zapytania_email,244090,42a7f764588ac730fb1b46a281203f4e.html\"}",
            "content_hash": "a406293ba7c54f8ec252584f176340082cce1aa68d3d341c380ebe118fcf9034",
            "prev_hash": "abf31b45c84b2b0c6e162d40e6b5d6613affe2a6068006844eb0a89751c8a8f8",
            "hash": "09710878642e9de8e1d25c165da54835372adc496cb360ddedb78aa271f4626e",
            "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": "2026-10-31T10:45:35Z",
            "content": "{\"cpv\": \"38651600\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3861476/-dostawa-kamery-hiperspektralnej-\", \"buyer\": \"Uniwersytet Rzeszowski\", \"title\": \"„Dostawa kamery hiperspektralnej\\\"\", \"region\": \"podkarpackie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3861476\", \"deadline_at\": \"2026-11-06T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T19:38:44Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3861476/-dostawa-kamery-hiperspektralnej-\"}",
            "content_hash": "2ad817c295a1332fe296b3bfb508ddc0995936c2e3e87c87847298150c658c77",
            "prev_hash": "09710878642e9de8e1d25c165da54835372adc496cb360ddedb78aa271f4626e",
            "hash": "ddc676bbfc14f66656368d74da7eb196a5336547c016c907bb4435d462d6ccc9",
            "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": "2026-10-31T17:45:22Z",
            "content": "{\"cpv\": \"38651600\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3861476/-dostawa-kamery-hiperspektralnej-\", \"buyer\": \"Uniwersytet Rzeszowski\", \"title\": \"„Dostawa kamery hiperspektralnej\\\"\", \"region\": \"podkarpackie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3861476\", \"deadline_at\": \"2026-11-06T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T19:38:44Z\", \"procedure_url\": \"https://ur-edu.logintrade.net/zapytania_email,244090,42a7f764588ac730fb1b46a281203f4e.html\"}",
            "content_hash": "a406293ba7c54f8ec252584f176340082cce1aa68d3d341c380ebe118fcf9034",
            "prev_hash": "ddc676bbfc14f66656368d74da7eb196a5336547c016c907bb4435d462d6ccc9",
            "hash": "9ff552396339bdaafe285e3467e8f795f628e2db0227b1b9f050dedabbb77c7b",
            "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": "2026-11-01T00:45:33Z",
            "content": "{\"cpv\": \"38651600\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3861476/-dostawa-kamery-hiperspektralnej-\", \"buyer\": \"Uniwersytet Rzeszowski\", \"title\": \"„Dostawa kamery hiperspektralnej\\\"\", \"region\": \"podkarpackie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3861476\", \"deadline_at\": \"2026-11-06T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T19:38:44Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3861476/-dostawa-kamery-hiperspektralnej-\"}",
            "content_hash": "2ad817c295a1332fe296b3bfb508ddc0995936c2e3e87c87847298150c658c77",
            "prev_hash": "9ff552396339bdaafe285e3467e8f795f628e2db0227b1b9f050dedabbb77c7b",
            "hash": "52649a17c753ea2968ebfaa70b5f7872bdf4f9b0671ff939e535b393d3709062",
            "actor": null,
            "seal": null
        },
        {
            "version": 8,
            "recorded_at": "2026-11-01T06:45:36Z",
            "content": "{\"cpv\": \"38651600\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3861476/-dostawa-kamery-hiperspektralnej-\", \"buyer\": \"Uniwersytet Rzeszowski\", \"title\": \"„Dostawa kamery hiperspektralnej\\\"\", \"region\": \"podkarpackie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3861476\", \"deadline_at\": \"2026-11-06T10:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T19:38:44Z\", \"procedure_url\": \"https://ur-edu.logintrade.net/zapytania_email,244090,42a7f764588ac730fb1b46a281203f4e.html\"}",
            "content_hash": "a406293ba7c54f8ec252584f176340082cce1aa68d3d341c380ebe118fcf9034",
            "prev_hash": "52649a17c753ea2968ebfaa70b5f7872bdf4f9b0671ff939e535b393d3709062",
            "hash": "dbc0f39c88e362d1b88b8109b7c39d2ca1d99a54d28c141a07049723aadff335",
            "actor": null,
            "seal": null
        }
    ]
}