{
    "tender_id": 7062807,
    "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": "2026-11-13T09:41:19Z",
            "content": "{\"cpv\": \"30234100\", \"url\": \"https://platformazakupowa.pl/transakcja/1408962\", \"buyer\": \"Miejski Zakład Komunikacji w Gorzowie Wielkopolskim\", \"title\": \"Dostawa matryc i dysków SSD\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1408962\", \"deadline_at\": \"2026-11-17T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-13T08:03:00Z\", \"notice_number\": \"1408962\"}",
            "content_hash": "251368a890ac8fea2c8b43d47d7d68a90d894651782784eef8d96d9f23510d28",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "da71c201b802fbb9b530a47531e9456bc07b8a93740cbf5994861a366a02ee15",
            "actor": null,
            "seal": {
                "id": 21,
                "digest": "9f5cc628e20cec4e7a4adf4979e6b8d5416f11dcd193f37905493253afb6d07f",
                "file": "https://tenderiq.pl/rejestr/pieczec-21.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-21.txt.ots",
                "bitcoin_block": 975729
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-13T15:46:01Z",
            "content": "{\"cpv\": \"30234100\", \"url\": \"https://platformazakupowa.pl/transakcja/1408962\", \"buyer\": \"Miejski Zakład Komunikacji w Gorzowie Wielkopolskim\", \"title\": \"Dostawa matryc i dysków SSD\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1408962\", \"deadline_at\": \"2026-11-17T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-13T08:03:00Z\", \"notice_number\": \"1408962\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1408962\"}",
            "content_hash": "6cfcbb645c84be1c9f54270385bc22cc532d5e6fe9f27baf6c2463499f78ebc0",
            "prev_hash": "da71c201b802fbb9b530a47531e9456bc07b8a93740cbf5994861a366a02ee15",
            "hash": "04715ec9b3fcd4a12aa5b77447b45a4f69817ed7cd3aaca62274062ed3d02f66",
            "actor": null,
            "seal": {
                "id": 21,
                "digest": "9f5cc628e20cec4e7a4adf4979e6b8d5416f11dcd193f37905493253afb6d07f",
                "file": "https://tenderiq.pl/rejestr/pieczec-21.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-21.txt.ots",
                "bitcoin_block": 975729
            }
        }
    ]
}