{
    "tender_id": 3758266,
    "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": "2026-10-28T11:48:36Z",
            "content": "{\"cpv\": \"15110000\", \"url\": \"https://umopole.logintrade.net/zapytania_email,243850,26944f50cab912576eab6100e0010065.html\", \"buyer\": \"MIASTO OPOLE\", \"title\": \"Sukcesywne dostawy artykułów spożywczych na potrzeby przygotowywania posiłków w Przedszkolu Publicznym nr 24 „Chatka Puchatka” w Opolu, 45-854 Opole, ul. Zwycięstwa 47.\", \"region\": \"opolskie\", \"source\": \"umopole_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"243850-26944f50cab912576eab6100e0010065\", \"deadline_at\": \"2026-11-09T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T10:03:00Z\"}",
            "content_hash": "6ff8dd8bf9e3101103dea7026319cecb42aeadba8c43ea1cf3e7cddd39b16bab",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "f26b266d25a60b2afed7225b3f89e42c94dff41a332235783433a05dcde2956d",
            "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": 2,
            "recorded_at": "2026-10-29T04:45:39Z",
            "content": "{\"cpv\": \"15110000\", \"url\": \"https://umopole.logintrade.net/zapytania_email,243850,26944f50cab912576eab6100e0010065.html\", \"buyer\": \"MIASTO OPOLE\", \"title\": \"Sukcesywne dostawy artykułów spożywczych na potrzeby przygotowywania posiłków w Przedszkolu Publicznym nr 24 „Chatka Puchatka” w Opolu, 45-854 Opole, ul. Zwycięstwa 47.\", \"region\": \"opolskie\", \"source\": \"umopole_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"243850-26944f50cab912576eab6100e0010065\", \"deadline_at\": \"2026-11-09T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T10:03:00Z\", \"procedure_url\": \"https://umopole.logintrade.net/zapytania_email,243850,26944f50cab912576eab6100e0010065.html\"}",
            "content_hash": "d3ef626e9c869c90a370e21a085c51968ed6bc1d606d7d7ca001d54f67dff61c",
            "prev_hash": "f26b266d25a60b2afed7225b3f89e42c94dff41a332235783433a05dcde2956d",
            "hash": "1a5c62be40139054153efb336dc0d58dc3629b21ec07df39ac10c539a145b5cd",
            "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
            }
        }
    ]
}