{
    "tender_id": 4132902,
    "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": "2026-10-30T12:04:53Z",
            "content": "{\"cpv\": \"45231300\", \"url\": \"https://wisniew.logintrade.net/zapytania_email,244155,d791f091e4d282159430d574ffebbada.html\", \"buyer\": \"Gmina Wiśniew\", \"title\": \"Budowa oświetlenia ulicznego w m. Borki Kosiorki\", \"source\": \"wisniew_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244155-d791f091e4d282159430d574ffebbada\", \"deadline_at\": \"2026-11-13T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T10:54:00Z\"}",
            "content_hash": "f24b67db1d8c6bc38cbc0d3972add57c577eb08bab5cefe1306810d5f01e6ff0",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "088cc5a1d62600436716bf93a29fc965532b0648524be54d5e98368cc0c3a13b",
            "actor": null,
            "seal": {
                "id": 7,
                "digest": "a9f75e7ec6726860fada5c5807cac164b76cf44582f14a01cd7b4a36f579f813",
                "file": "https://tenderiq.pl/rejestr/pieczec-7.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-7.txt.ots",
                "bitcoin_block": 973897
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-31T03:45:16Z",
            "content": "{\"cpv\": \"45231300\", \"url\": \"https://wisniew.logintrade.net/zapytania_email,244155,d791f091e4d282159430d574ffebbada.html\", \"buyer\": \"Gmina Wiśniew\", \"title\": \"Budowa oświetlenia ulicznego w m. Borki Kosiorki\", \"source\": \"wisniew_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"244155-d791f091e4d282159430d574ffebbada\", \"deadline_at\": \"2026-11-13T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T10:54:00Z\", \"procedure_url\": \"https://wisniew.logintrade.net/zapytania_email,244155,d791f091e4d282159430d574ffebbada.html\"}",
            "content_hash": "99984839acfaa1e2b456f5715ecfc1caa61a3a0ee705bd7b61bdd2fe267c7af3",
            "prev_hash": "088cc5a1d62600436716bf93a29fc965532b0648524be54d5e98368cc0c3a13b",
            "hash": "41ed7226f157c725ef49021f269614cdbb45adb27bb9be7211866da86b463fdc",
            "actor": null,
            "seal": {
                "id": 8,
                "digest": "b9dfb65eef062a8f7633cee107df2b59fcca72ec5f093c9ceec0396cf65cd90d",
                "file": "https://tenderiq.pl/rejestr/pieczec-8.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-8.txt.ots",
                "bitcoin_block": 974039
            }
        }
    ]
}