{
    "tender_id": 3616952,
    "check": {
        "ok": true,
        "versions": 5,
        "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": "2026-10-27T15:12:05Z",
            "content": "{\"cpv\": \"33183100\", \"url\": \"https://usorwzakopanem.ezamawiajacy.pl/pn/usorwzakopanem/demand/notice/public/240422/details\", \"buyer\": \"Uniwersytecki Szpital Ortopedyczno – Rehabilitacyjny w Zakopanem\", \"title\": \"Dostawa implantów: system tytanowy do stabilizacji nasadowej kręgosłupa\", \"region\": \"malopolskie\", \"source\": \"usorwzakopanem_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"240422\", \"deadline_at\": \"2026-11-26T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-27T08:35:00Z\"}",
            "content_hash": "798cabd9fe977dff0a265ab15500b495962c9533836fb55e41d5743ab1978008",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "7be6fb36c3a2614886ee25edd4a526e8fc33db34f80a1ce154a2e64801a3f1be",
            "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": "2026-10-27T15:32:24Z",
            "content": "{\"cpv\": \"33183100\", \"url\": \"https://usorwzakopanem.ezamawiajacy.pl/pn/usorwzakopanem/demand/notice/public/240422/details\", \"buyer\": \"Uniwersytecki Szpital Ortopedyczno – Rehabilitacyjny w Zakopanem\", \"title\": \"Dostawa implantów: system tytanowy do stabilizacji nasadowej kręgosłupa\", \"region\": \"malopolskie\", \"source\": \"usorwzakopanem_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"240422\", \"deadline_at\": \"2026-11-26T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-27T08:35:00Z\", \"procedure_url\": \"https://usorwzakopanem.ezamawiajacy.pl/pn/usorwzakopanem/demand/notice/public/240422/details\"}",
            "content_hash": "c624bd6a0b1c2bc68426583760c94a9dfc5583a8b512c05fa7dc70ae80d8456d",
            "prev_hash": "7be6fb36c3a2614886ee25edd4a526e8fc33db34f80a1ce154a2e64801a3f1be",
            "hash": "5935b4ae701fcc22290d8cae49b4166774cb345232b2261549d63abe4ab41e5a",
            "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": "2026-10-27T19:35:47Z",
            "content": "{\"cpv\": \"33183100\", \"url\": \"https://usorwzakopanem.ezamawiajacy.pl/pn/usorwzakopanem/demand/notice/public/240422/details\", \"buyer\": \"Uniwersytecki Szpital Ortopedyczno – Rehabilitacyjny w Zakopanem\", \"title\": \"Dostawa implantów: system tytanowy do stabilizacji nasadowej kręgosłupa\", \"region\": \"malopolskie\", \"source\": \"usorwzakopanem_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"240422\", \"deadline_at\": \"2026-11-26T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-27T08:35:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3855464/dostawa-implantow-system-tytanowy-do-stabilizacji-nasadowej-kregoslupa\"}",
            "content_hash": "cc5c81d14fb4904239968931d897d2350e3db24a328fdbfd13833a9de99fd089",
            "prev_hash": "5935b4ae701fcc22290d8cae49b4166774cb345232b2261549d63abe4ab41e5a",
            "hash": "318643a5bc35b2b8765af6e9a4987e21693ae03acad5b2d962f05a483a2091b1",
            "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": "2026-10-28T22:45:34Z",
            "content": "{\"cpv\": \"33183100\", \"url\": \"https://usorwzakopanem.ezamawiajacy.pl/pn/usorwzakopanem/demand/notice/public/240422/details\", \"buyer\": \"Uniwersytecki Szpital Ortopedyczno – Rehabilitacyjny w Zakopanem\", \"title\": \"Dostawa implantów: system tytanowy do stabilizacji nasadowej kręgosłupa\", \"region\": \"malopolskie\", \"source\": \"usorwzakopanem_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"240422\", \"deadline_at\": \"2026-11-26T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-27T08:35:00Z\", \"procedure_url\": \"https://usorwzakopanem.ezamawiajacy.pl/pn/usorwzakopanem/demand/notice/public/240422/details\"}",
            "content_hash": "c624bd6a0b1c2bc68426583760c94a9dfc5583a8b512c05fa7dc70ae80d8456d",
            "prev_hash": "318643a5bc35b2b8765af6e9a4987e21693ae03acad5b2d962f05a483a2091b1",
            "hash": "b830f7697fe88a22bbb35b649dcc18b4db162c3fbfb9e6fd133375eeee596989",
            "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\": \"33183100\", \"url\": \"https://usorwzakopanem.ezamawiajacy.pl/pn/usorwzakopanem/demand/notice/public/240422/details\", \"buyer\": \"Uniwersytecki Szpital Ortopedyczno – Rehabilitacyjny w Zakopanem\", \"title\": \"Dostawa implantów: system tytanowy do stabilizacji nasadowej kręgosłupa\", \"region\": \"malopolskie\", \"source\": \"usorwzakopanem_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"240422\", \"deadline_at\": \"2026-11-26T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-27T08:35:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3855464/dostawa-implantow-system-tytanowy-do-stabilizacji-nasadowej-kregoslupa\"}",
            "content_hash": "cc5c81d14fb4904239968931d897d2350e3db24a328fdbfd13833a9de99fd089",
            "prev_hash": "b830f7697fe88a22bbb35b649dcc18b4db162c3fbfb9e6fd133375eeee596989",
            "hash": "bca813eabdb08ecd79f5c6a213cc5c0c60847245d3038b741a569b7db3f7b9c0",
            "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
            }
        }
    ]
}