{
    "tender_id": 4222948,
    "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": "2026-10-30T21:43:54Z",
            "content": "{\"cpv\": \"18832000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864399/dostawa-niszczarek-dokumentow-dla-komendy-miejskiej-panstwowej-strazy-pozarnej-w-czestochowie-\", \"buyer\": \"Komenda Wojewódzka PSP w Katowicach\", \"title\": \"Dostawa niszczarek dokumentów dla Komendy Miejskiej Państwowej Straży Pożarnej w Częstochowie.\", \"region\": \"slaskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864399\", \"deadline_at\": \"2026-11-06T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T21:43:55Z\"}",
            "content_hash": "9e4ee4de799b39221d4162db84effb5fbe0a8a19c43200833d64001a9fa02e46",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "afd59937fdf18377c75454b4e2524729d30fc18d2b18ca40e9a9f847b34d2a18",
            "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": "2026-10-30T21:45:32Z",
            "content": "{\"cpv\": \"18832000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864399/dostawa-niszczarek-dokumentow-dla-komendy-miejskiej-panstwowej-strazy-pozarnej-w-czestochowie-\", \"buyer\": \"Komenda Wojewódzka PSP w Katowicach\", \"title\": \"Dostawa niszczarek dokumentów dla Komendy Miejskiej Państwowej Straży Pożarnej w Częstochowie.\", \"region\": \"slaskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864399\", \"deadline_at\": \"2026-11-06T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T21:43:55Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1401681\"}",
            "content_hash": "409e550ca2d9ce6653271cd578ae0f33570241364f0cc29df6040a6b18e9359c",
            "prev_hash": "afd59937fdf18377c75454b4e2524729d30fc18d2b18ca40e9a9f847b34d2a18",
            "hash": "a8d4c1e461bbc4486770503bf2054b5930a180db10537e43e842d09cac359379",
            "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
            }
        }
    ]
}