{
    "tender_id": 4813016,
    "check": {
        "ok": true,
        "versions": 2,
        "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": "2026-11-02T19:15:16Z",
            "content": "{\"cpv\": \"48310000\", \"url\": \"https://platformazakupowa.pl/transakcja/1402396\", \"buyer\": \"Komenda Powiatowa Państwowej Straży Pożarnej w Nysie\", \"title\": \"PT.2312.44.2026 Zakup i dostawa 3 szt. pakietu Microsoft Office Home &amp; Business 2024 BOX na potrzeby KP PSP w Nysie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1402396\", \"deadline_at\": \"2026-11-06T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-02T13:02:00Z\", \"notice_number\": \"1402396\"}",
            "content_hash": "a20bd2b9c2ac8da7522267e565acd0bed165d4187d0aa11af533056cc13aa34e",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "c7b2873d443ef88653f3c7295295336571582818236ee82104fd1436539bdbe5",
            "actor": null,
            "seal": {
                "id": 10,
                "digest": "297505af1d9d820e84b46bcdd40ae11b1ffc912134eeb69a764090ac7f9838b4",
                "file": "https://tenderiq.pl/rejestr/pieczec-10.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-10.txt.ots",
                "bitcoin_block": 974314
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-02T20:45:34Z",
            "content": "{\"cpv\": \"48310000\", \"url\": \"https://platformazakupowa.pl/transakcja/1402396\", \"buyer\": \"Komenda Powiatowa Państwowej Straży Pożarnej w Nysie\", \"title\": \"PT.2312.44.2026 Zakup i dostawa 3 szt. pakietu Microsoft Office Home &amp; Business 2024 BOX na potrzeby KP PSP w Nysie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1402396\", \"deadline_at\": \"2026-11-06T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-02T13:02:00Z\", \"notice_number\": \"1402396\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1402396\"}",
            "content_hash": "5d0f8e3928c9a40598581774908e87f819b0659f2d9b086e5d3826e27bd2a6c0",
            "prev_hash": "c7b2873d443ef88653f3c7295295336571582818236ee82104fd1436539bdbe5",
            "hash": "ceb255a4960790c804e644817acbcbde7bc5e1f37e07a8274e32234b631dfaa8",
            "actor": null,
            "seal": {
                "id": 10,
                "digest": "297505af1d9d820e84b46bcdd40ae11b1ffc912134eeb69a764090ac7f9838b4",
                "file": "https://tenderiq.pl/rejestr/pieczec-10.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-10.txt.ots",
                "bitcoin_block": 974314
            }
        }
    ]
}