{
    "tender_id": 3375143,
    "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": "2026-10-26T10:05:14Z",
            "content": "{\"cpv\": \"90500000\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/737764-2026\", \"buyer\": \"Établissement public territorial Paris Ouest La Défense\", \"title\": \"Francja – Usługi związane z odpadami – Prestations de collecte séparative des déchets ménagers et assimilés de la Ville de La Garenne-Colombes\", \"source\": \"ted_fra\", \"status\": \"active\", \"cpv_more\": [\"90511000\", \"90511200\"], \"location\": \"FR105, FRA, FR105, FRA\", \"source_id\": \"737764-2026\", \"deadline_at\": \"2026-11-30T10:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-10-26T01:00:00Z\"}",
            "content_hash": "520a63e891a946bbb70456da30b1c48dc45ab0a408e50bfc7ae27491e5353c83",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "9d0051d6b983561364135f901eae6e3442a3b58fe474ad33a4c185ebcdd359ac",
            "actor": null,
            "seal": {
                "id": 3,
                "digest": "1119fd2ade60dc88ac794742ff488b9486e8a488f9d77cc6d6a9444474dc1c77",
                "file": "https://tenderiq.pl/rejestr/pieczec-3.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-3.txt.ots",
                "bitcoin_block": 973309
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-26T23:17:55Z",
            "content": "{\"cpv\": \"90500000\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/737764-2026\", \"buyer\": \"Établissement public territorial Paris Ouest La Défense\", \"title\": \"Francja – Usługi związane z odpadami – Usługi selektywnej segregacji odpadów komunalnych i podobnych z Gminy La Garenne-Colombes\", \"source\": \"ted_fra\", \"status\": \"active\", \"cpv_more\": [\"90511000\", \"90511200\"], \"location\": \"FR105, FRA, FR105, FRA\", \"source_id\": \"737764-2026\", \"deadline_at\": \"2026-11-30T10:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-10-26T01:00:00Z\"}",
            "content_hash": "dcb2e5091c6e50ab99b77ea8deff32d813d76971426a94df86c6e52dbc898c0a",
            "prev_hash": "9d0051d6b983561364135f901eae6e3442a3b58fe474ad33a4c185ebcdd359ac",
            "hash": "ed9317b5f8086d5dd7e7c15e7644c25b5220f5518252e8c7986c7a9db3d4e5b4",
            "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
            }
        }
    ]
}