{
    "tender_id": 3864269,
    "check": {
        "ok": true,
        "versions": 1,
        "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": "2026-10-29T02:19:39Z",
            "content": "{\"cpv\": \"66510000\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/752545-2026\", \"buyer\": \"CHARTRES METROPOLE ENERGIES\", \"title\": \"Francja – Usługi ubezpieczeniowe – Usługi ubezpieczeniowe dla SPL Chartres Métropole Energies (Uszkodzenia mienia i Odpowiedzialność cywilna)\", \"source\": \"ted_fra\", \"status\": \"active\", \"cpv_more\": [\"66515200\", \"66516000\"], \"location\": \"FRB02, FRA, FRB02, FRB02, FRA, FRA\", \"source_id\": \"752545-2026\", \"deadline_at\": \"2026-11-16T11:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-10-29T01:00:00Z\"}",
            "content_hash": "a6b6ae2d1f6d35baadb1a5e42f153aa420c8f2367b14422a022edce1bd6ae20f",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "3ae8c62f1faa2edb95f94f11f31a0fd398d6c917ec411281c69e8e24cc5c178a",
            "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
            }
        }
    ]
}