{
    "tender_id": 3948544,
    "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": "2026-10-29T14:11:28Z",
            "content": "{\"cpv\": \"44531510\", \"url\": \"https://bruk-bet.logintrade.net/portal,szczegolyZapytaniaOfertowe,4ef53cc8ffd2777982fe13c87ccc4c41.html\", \"buyer\": \"Bruk-Bet Sp. Z o.o.\", \"title\": \"ZAP/MTEKE/2026/013357 ŚRUBY PODKŁADAKI\", \"region\": \"malopolskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"małopolskie\", \"source_id\": \"bruk-bet-4ef53cc8ffd2777982fe13c87ccc4c41\", \"deadline_at\": \"2026-10-30T12:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T11:26:00Z\"}",
            "content_hash": "d58ec562cbc1fdb94068daf19ee19a0fa31a20693d2b82b60c57b678ce1106a0",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "3c0fa5e248c4e46ca2238d96e37b8764d2066589841af2ab033259fc7a1890a3",
            "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": 2,
            "recorded_at": "2026-10-30T00:33:14Z",
            "content": "{\"cpv\": \"33141000\", \"url\": \"https://bruk-bet.logintrade.net/portal,szczegolyZapytaniaOfertowe,4ef53cc8ffd2777982fe13c87ccc4c41.html\", \"buyer\": \"Bruk-Bet Sp. Z o.o\", \"title\": \"ŚRUBY PODKŁADAKI\", \"region\": \"malopolskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"bruk-bet-4ef53cc8ffd2777982fe13c87ccc4c41\", \"deadline_at\": \"2026-10-30T12:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-29T13:19:00Z\"}",
            "content_hash": "2e010975f2c87e23dd0f54111583e20b08d022a99c0393ab794814a453b48607",
            "prev_hash": "3c0fa5e248c4e46ca2238d96e37b8764d2066589841af2ab033259fc7a1890a3",
            "hash": "c0a8490b77f999cbf29ec85c803b14abdcc8186c341d45be863f55e4eb0f9b86",
            "actor": null,
            "seal": null
        }
    ]
}