{
    "tender_id": 3650995,
    "check": {
        "ok": true,
        "versions": 4,
        "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": "2026-10-27T20:56:37Z",
            "content": "{\"cpv\": \"31521320\", \"url\": \"https://platformazakupowa.pl/transakcja/1398925\", \"buyer\": \"Komenda Portu Wojennego Gdynia\", \"title\": \"3/P/INŻ-SAP/2026 Dostawa latarek będących wyposażeniem indywidualnym żołnierza oraz uchwytów do montażu na hełm kompozytowy.\", \"region\": \"pomorskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1398925\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-27T10:40:00Z\", \"notice_number\": \"1398925\"}",
            "content_hash": "147a428cff92bfec396df6ac37ad825cd10d53d765d0f79da00b445064c0abaa",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "b1cab0d16fae94ac2a0a9d3329e91c0f9db7c8c2e66ad50bbbd332fbcfb939a9",
            "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": "2026-10-27T23:32:48Z",
            "content": "{\"cpv\": \"31521320\", \"url\": \"https://platformazakupowa.pl/transakcja/1398925\", \"buyer\": \"Komenda Portu Wojennego Gdynia\", \"title\": \"3/P/INŻ-SAP/2026 Dostawa latarek będących wyposażeniem indywidualnym żołnierza oraz uchwytów do montażu na hełm kompozytowy.\", \"region\": \"pomorskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1398925\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-27T10:40:00Z\", \"notice_number\": \"1398925\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3855858/dostawa-latarek-bedacych-wyposazeniem-indywidualnym-zolnierza-oraz-uchwytow-do-montazu-na-helm-kompozytowy-\"}",
            "content_hash": "4685d5772758cb825057879aa9c8cdb23241130b5491270e74ee15fd09cd2fa0",
            "prev_hash": "b1cab0d16fae94ac2a0a9d3329e91c0f9db7c8c2e66ad50bbbd332fbcfb939a9",
            "hash": "158d4fd44b43bd80ab04a1254fac8258d999c8aefd1f1c823897c04841dceacd",
            "actor": null,
            "seal": {
                "id": 5,
                "digest": "0659ce1e2aadd7f69ed1ff4603a4290c070eaa14bbeed28a3c9a7cc2127acae9",
                "file": "https://tenderiq.pl/rejestr/pieczec-5.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-5.txt.ots",
                "bitcoin_block": 973609
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-28T22:45:53Z",
            "content": "{\"cpv\": \"31521320\", \"url\": \"https://platformazakupowa.pl/transakcja/1398925\", \"buyer\": \"Komenda Portu Wojennego Gdynia\", \"title\": \"3/P/INŻ-SAP/2026 Dostawa latarek będących wyposażeniem indywidualnym żołnierza oraz uchwytów do montażu na hełm kompozytowy.\", \"region\": \"pomorskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1398925\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-27T10:40:00Z\", \"notice_number\": \"1398925\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1398925\"}",
            "content_hash": "143371e57c50adee6d4b4c8cbcf141211718d0cf4561c3ebd75ac506193d4377",
            "prev_hash": "158d4fd44b43bd80ab04a1254fac8258d999c8aefd1f1c823897c04841dceacd",
            "hash": "3bf081e8c10c1f22f95103e755ed194c144d0d13d8c6f875bdbe6c19c3f1e5c3",
            "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": "2026-10-29T05:45:44Z",
            "content": "{\"cpv\": \"31521320\", \"url\": \"https://platformazakupowa.pl/transakcja/1398925\", \"buyer\": \"Komenda Portu Wojennego Gdynia\", \"title\": \"3/P/INŻ-SAP/2026 Dostawa latarek będących wyposażeniem indywidualnym żołnierza oraz uchwytów do montażu na hełm kompozytowy.\", \"region\": \"pomorskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1398925\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-27T10:40:00Z\", \"notice_number\": \"1398925\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3855858/dostawa-latarek-bedacych-wyposazeniem-indywidualnym-zolnierza-oraz-uchwytow-do-montazu-na-helm-kompozytowy-\"}",
            "content_hash": "4685d5772758cb825057879aa9c8cdb23241130b5491270e74ee15fd09cd2fa0",
            "prev_hash": "3bf081e8c10c1f22f95103e755ed194c144d0d13d8c6f875bdbe6c19c3f1e5c3",
            "hash": "0097af8e74ef052a3734cbbc8657c3d4f68b7f0bd09516071b852670bec8a8ae",
            "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
            }
        }
    ]
}