{
    "tender_id": 5051323,
    "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": "2026-11-03T21:01:30Z",
            "content": "{\"cpv\": \"60172000\", \"url\": \"https://zabrze.logintrade.net/zapytania_email,244057,4d4174aa2a57bed8af4f6b08b2be6a6b.html\", \"buyer\": \"MIASTO ZABRZE – PREZYDENT MIASTA\", \"title\": \"„Wynajem autobusów i autokarów wraz z kierowcą na dowóz uczniów niepełnosprawnych wraz z opiekunem do szkół i przedszkoli z podziałem na Zadania”\", \"region\": \"slaskie\", \"source\": \"zabrze_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244057-4d4174aa2a57bed8af4f6b08b2be6a6b\", \"deadline_at\": \"2026-11-12T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-03T13:28:00Z\"}",
            "content_hash": "6a35e51f950970df21e2678e74a5f241534ff447c6ea41992aca0651bc05ba21",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "dd78833ba21748a66b061961ebdb241259915d8b15bb7e4b6470e6f7dc081c24",
            "actor": null,
            "seal": {
                "id": 11,
                "digest": "e9a17a70070a65f95be452321715a138cbb650567f41e2bae0faa2ffd562bbbd",
                "file": "https://tenderiq.pl/rejestr/pieczec-11.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-11.txt.ots",
                "bitcoin_block": 974456
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-03T21:45:44Z",
            "content": "{\"cpv\": \"60172000\", \"url\": \"https://zabrze.logintrade.net/zapytania_email,244057,4d4174aa2a57bed8af4f6b08b2be6a6b.html\", \"buyer\": \"MIASTO ZABRZE – PREZYDENT MIASTA\", \"title\": \"„Wynajem autobusów i autokarów wraz z kierowcą na dowóz uczniów niepełnosprawnych wraz z opiekunem do szkół i przedszkoli z podziałem na Zadania”\", \"region\": \"slaskie\", \"source\": \"zabrze_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244057-4d4174aa2a57bed8af4f6b08b2be6a6b\", \"deadline_at\": \"2026-11-12T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-03T13:28:00Z\", \"procedure_url\": \"https://zabrze.logintrade.net/zapytania_email,244057,4d4174aa2a57bed8af4f6b08b2be6a6b.html\"}",
            "content_hash": "1925fef8e671a71218e7e09b15ecda01b99024c2dec78c9036078f62d7c64c33",
            "prev_hash": "dd78833ba21748a66b061961ebdb241259915d8b15bb7e4b6470e6f7dc081c24",
            "hash": "c5d7341452e213bece4165c0d68433d3d3fe2b968c36b1e95bcc2adacf607a0f",
            "actor": null,
            "seal": {
                "id": 11,
                "digest": "e9a17a70070a65f95be452321715a138cbb650567f41e2bae0faa2ffd562bbbd",
                "file": "https://tenderiq.pl/rejestr/pieczec-11.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-11.txt.ots",
                "bitcoin_block": 974456
            }
        }
    ]
}