{
    "tender_id": 6723605,
    "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": "2026-11-12T01:59:57Z",
            "content": "{\"cpv\": \"48000000\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/788584-2026\", \"buyer\": \"Bank Gospodarstwa Krajowego\", \"title\": \"Polska – Pakiety oprogramowania i systemy informatyczne – Dostawa oprogramowania Rancher lub równoważnego dla Banku Gospodarstwa Krajowego\", \"region\": \"mazowieckie\", \"source\": \"ted\", \"status\": \"active\", \"cpv_more\": [\"48218000\"], \"location\": \"PL911, POL, PL911, POL\", \"source_id\": \"788584-2026\", \"deadline_at\": \"2026-11-27T10:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-11-12T01:00:00Z\"}",
            "content_hash": "d746389b1c193a9e1fd5689aa0f9fefdbb803a95ce385234e899190cdf85ba0b",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "20d388218a518b8d7123d79ae0a2813225fac51cd10b0e54eb5c1838105cfa0d",
            "actor": null,
            "seal": {
                "id": 20,
                "digest": "b2fd6447da2d3f3e4b1804384291a598bc4e869f37e35449b20c1a3b8e7b3920",
                "file": "https://tenderiq.pl/rejestr/pieczec-20.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-20.txt.ots",
                "bitcoin_block": 975620
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-12T02:45:24Z",
            "content": "{\"cpv\": \"48000000\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/788584-2026\", \"buyer\": \"Bank Gospodarstwa Krajowego\", \"title\": \"Polska – Pakiety oprogramowania i systemy informatyczne – Dostawa oprogramowania Rancher lub równoważnego dla Banku Gospodarstwa Krajowego\", \"region\": \"mazowieckie\", \"source\": \"ted\", \"status\": \"active\", \"cpv_more\": [\"48218000\"], \"location\": \"PL911, POL, PL911, POL\", \"source_id\": \"788584-2026\", \"deadline_at\": \"2026-11-27T10:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-11-12T01:00:00Z\", \"procedure_url\": \"https://platforma.eb2b.com.pl/open-preview-auction.html/535520/dostawa-oprogramowania-rancher-lub-rownowaznego-dla-banku-gospodarstwa-krajowego\"}",
            "content_hash": "16ba8d0d8ba087be6c147765af40fa078aca6999b6937b86f30c5551e4146e1e",
            "prev_hash": "20d388218a518b8d7123d79ae0a2813225fac51cd10b0e54eb5c1838105cfa0d",
            "hash": "a05d0bb08c04aa1b4a6deaab5cc8c22b532891d03431f8926e38ba62f89dfa99",
            "actor": null,
            "seal": {
                "id": 20,
                "digest": "b2fd6447da2d3f3e4b1804384291a598bc4e869f37e35449b20c1a3b8e7b3920",
                "file": "https://tenderiq.pl/rejestr/pieczec-20.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-20.txt.ots",
                "bitcoin_block": 975620
            }
        }
    ]
}