{
    "tender_id": 3070487,
    "check": {
        "ok": true,
        "versions": 7,
        "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": "2026-10-24T13:58:39Z",
            "content": "{\"cpv\": \"39296100\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851461/zapytanie-ofertowe-nr-29-tor-psz-0006\", \"buyer\": \"Uniwersytet WSB Merito w Toruniu\", \"title\": \"Zapytanie ofertowe nr 29/TOR/PSZ/0006\", \"region\": \"kujawsko-pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851461\", \"deadline_at\": \"2026-10-30T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:35:12Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851461/zapytanie-ofertowe-nr-29-tor-psz-0006\"}",
            "content_hash": "95921e4afc55a002ea8e6b57e87447cae164c2764a0ecce549b2da1e456dc4af",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "e319678c47d4025827e43aa52727512faccdafcc89574ae015dd1cd5660bd4f8",
            "actor": null,
            "seal": {
                "id": 1,
                "digest": "25686b149cfd327de10f8db2827c82e22b0d6a884d716cd11b36328364d6937d",
                "file": "https://tenderiq.pl/rejestr/pieczec-1.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-1.txt.ots",
                "bitcoin_block": 972985
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-24T14:36:00Z",
            "content": "{\"cpv\": \"39296100\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851461/zapytanie-ofertowe-nr-29-tor-psz-0006\", \"buyer\": \"Uniwersytet WSB Merito w Toruniu\", \"title\": \"Zapytanie ofertowe nr 29/TOR/PSZ/0006\", \"region\": \"kujawsko-pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851461\", \"deadline_at\": \"2026-10-30T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:35:12Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295951\"}",
            "content_hash": "35a355ca53a8a1bc0c65a6811b1e26827dfdfdd22c2bedc251f824002046ea91",
            "prev_hash": "e319678c47d4025827e43aa52727512faccdafcc89574ae015dd1cd5660bd4f8",
            "hash": "a07a8bc0eaa6e3b9de560ac188dd721be5f5a5da0956f9e5629701a0f675c850",
            "actor": null,
            "seal": {
                "id": 1,
                "digest": "25686b149cfd327de10f8db2827c82e22b0d6a884d716cd11b36328364d6937d",
                "file": "https://tenderiq.pl/rejestr/pieczec-1.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-1.txt.ots",
                "bitcoin_block": 972985
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-25T11:36:27Z",
            "content": "{\"cpv\": \"39296100\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851461/zapytanie-ofertowe-nr-29-tor-psz-0006\", \"buyer\": \"Uniwersytet WSB Merito w Toruniu\", \"title\": \"Zapytanie ofertowe nr 29/TOR/PSZ/0006\", \"region\": \"kujawsko-pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851461\", \"deadline_at\": \"2026-10-30T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:35:12Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851461/zapytanie-ofertowe-nr-29-tor-psz-0006\"}",
            "content_hash": "95921e4afc55a002ea8e6b57e87447cae164c2764a0ecce549b2da1e456dc4af",
            "prev_hash": "a07a8bc0eaa6e3b9de560ac188dd721be5f5a5da0956f9e5629701a0f675c850",
            "hash": "51f517c58cf379383c231c522c63a803c3908086ae02aa4735e75a9748f80610",
            "actor": null,
            "seal": {
                "id": 2,
                "digest": "6af9ff920846d2ed2fae131d9f0f0d3d71bdf63cfd98a8a18b81289d63fe5e04",
                "file": "https://tenderiq.pl/rejestr/pieczec-2.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-2.txt.ots",
                "bitcoin_block": 973147
            }
        },
        {
            "version": 4,
            "recorded_at": "2026-10-25T15:37:01Z",
            "content": "{\"cpv\": \"39296100\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851461/zapytanie-ofertowe-nr-29-tor-psz-0006\", \"buyer\": \"Uniwersytet WSB Merito w Toruniu\", \"title\": \"Zapytanie ofertowe nr 29/TOR/PSZ/0006\", \"region\": \"kujawsko-pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851461\", \"deadline_at\": \"2026-10-30T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:35:12Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295951\"}",
            "content_hash": "35a355ca53a8a1bc0c65a6811b1e26827dfdfdd22c2bedc251f824002046ea91",
            "prev_hash": "51f517c58cf379383c231c522c63a803c3908086ae02aa4735e75a9748f80610",
            "hash": "9e03841b41dfc39927dedcbbda6709ba220fb64de139904c33248083d969ea28",
            "actor": null,
            "seal": {
                "id": 2,
                "digest": "6af9ff920846d2ed2fae131d9f0f0d3d71bdf63cfd98a8a18b81289d63fe5e04",
                "file": "https://tenderiq.pl/rejestr/pieczec-2.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-2.txt.ots",
                "bitcoin_block": 973147
            }
        },
        {
            "version": 5,
            "recorded_at": "2026-10-26T23:36:14Z",
            "content": "{\"cpv\": \"39296100\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851461/zapytanie-ofertowe-nr-29-tor-psz-0006\", \"buyer\": \"Uniwersytet WSB Merito w Toruniu\", \"title\": \"Zapytanie ofertowe nr 29/TOR/PSZ/0006\", \"region\": \"kujawsko-pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851461\", \"deadline_at\": \"2026-10-30T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:35:12Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851461/zapytanie-ofertowe-nr-29-tor-psz-0006\"}",
            "content_hash": "95921e4afc55a002ea8e6b57e87447cae164c2764a0ecce549b2da1e456dc4af",
            "prev_hash": "9e03841b41dfc39927dedcbbda6709ba220fb64de139904c33248083d969ea28",
            "hash": "2938ccd1e3293dcc7278ff595308ae1bd586c170631d2ad9f5219943a98c3939",
            "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": 6,
            "recorded_at": "2026-10-28T22:45:40Z",
            "content": "{\"cpv\": \"39296100\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851461/zapytanie-ofertowe-nr-29-tor-psz-0006\", \"buyer\": \"Uniwersytet WSB Merito w Toruniu\", \"title\": \"Zapytanie ofertowe nr 29/TOR/PSZ/0006\", \"region\": \"kujawsko-pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851461\", \"deadline_at\": \"2026-10-30T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:35:12Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/295951\"}",
            "content_hash": "35a355ca53a8a1bc0c65a6811b1e26827dfdfdd22c2bedc251f824002046ea91",
            "prev_hash": "2938ccd1e3293dcc7278ff595308ae1bd586c170631d2ad9f5219943a98c3939",
            "hash": "b254764a78ef5a804289f4a750d3d7321f47a5ee3a4162862a6a3513e7394787",
            "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": 7,
            "recorded_at": "2026-10-29T05:45:53Z",
            "content": "{\"cpv\": \"39296100\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851461/zapytanie-ofertowe-nr-29-tor-psz-0006\", \"buyer\": \"Uniwersytet WSB Merito w Toruniu\", \"title\": \"Zapytanie ofertowe nr 29/TOR/PSZ/0006\", \"region\": \"kujawsko-pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3851461\", \"deadline_at\": \"2026-10-30T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-24T03:35:12Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851461/zapytanie-ofertowe-nr-29-tor-psz-0006\"}",
            "content_hash": "95921e4afc55a002ea8e6b57e87447cae164c2764a0ecce549b2da1e456dc4af",
            "prev_hash": "b254764a78ef5a804289f4a750d3d7321f47a5ee3a4162862a6a3513e7394787",
            "hash": "00a1a3ade6f6a22ac6471722a8b009735d2e71e80d77159eb530801955060d80",
            "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
            }
        }
    ]
}