{
    "tender_id": 5048450,
    "check": {
        "ok": true,
        "versions": 3,
        "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": "2026-11-03T20:48:47Z",
            "content": "{\"cpv\": \"32421000\", \"url\": \"https://jswkoks.logintrade.net/portal,szczegolyZapytaniaOfertowe,f5b7df156eb21781fb333420146ec218.html\", \"buyer\": \"JSW KOKS Spółka Akcyjna\", \"title\": \"BARYŁKA-PIERŚCIEŃ USZCZELNIAJĄCY DO RUREK MIEDZIANYCH CU FI8 (BEZ ZAMIENNIKÓW) (ZKP - AM927560)\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"śląskie\", \"source_id\": \"jswkoks-f5b7df156eb21781fb333420146ec218\", \"deadline_at\": \"2026-11-10T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T10:14:00Z\"}",
            "content_hash": "42536dfbec696f6f65a2d0e36592b9891abe30b7b561a784acdd470f2d980e0d",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "dc91381ee953c21269d3e6ec8894ed2d64b4afdd45b5bc0af5818b9674329d68",
            "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": "2026-11-04T00:37:48Z",
            "content": "{\"cpv\": \"32421000\", \"url\": \"https://jswkoks.logintrade.net/portal,szczegolyZapytaniaOfertowe,f5b7df156eb21781fb333420146ec218.html\", \"buyer\": \"JSW KOKS Spółka Akcyjna\", \"title\": \"BARYŁKA-PIERŚCIEŃ USZCZELNIAJĄCY DO RUREK MIEDZIANYCH CU FI8 (BEZ ZAMIENNIKÓW) (ZKP - AM927560)\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"jswkoks-f5b7df156eb21781fb333420146ec218\", \"deadline_at\": \"2026-11-10T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T14:39:00Z\"}",
            "content_hash": "a4ff6056e19bd3b50dba7b72c98047cc87e5faf04b2a8136808776864bde5b20",
            "prev_hash": "dc91381ee953c21269d3e6ec8894ed2d64b4afdd45b5bc0af5818b9674329d68",
            "hash": "e71608dc6ae586b22361ce204dfdc888800d800c6302862777684f71459caa8a",
            "actor": null,
            "seal": null
        },
        {
            "version": 3,
            "recorded_at": "2026-11-04T10:46:23Z",
            "content": "{\"cpv\": \"32421000\", \"url\": \"https://jswkoks.logintrade.net/portal,szczegolyZapytaniaOfertowe,f5b7df156eb21781fb333420146ec218.html\", \"buyer\": \"JSW KOKS Spółka Akcyjna\", \"title\": \"BARYŁKA-PIERŚCIEŃ USZCZELNIAJĄCY DO RUREK MIEDZIANYCH CU FI8 (BEZ ZAMIENNIKÓW) (ZKP - AM927560)\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"jswkoks-f5b7df156eb21781fb333420146ec218\", \"deadline_at\": \"2026-11-10T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-03T14:39:00Z\", \"procedure_url\": \"https://jswkoks.logintrade.net/portal,szczegolyZapytaniaOfertowe,f5b7df156eb21781fb333420146ec218.html\"}",
            "content_hash": "e64d9ae73171fcd23d6ae0c95635075f5d381b70b7bf81a4cee4ec50c2ac3195",
            "prev_hash": "e71608dc6ae586b22361ce204dfdc888800d800c6302862777684f71459caa8a",
            "hash": "e2eb2bbb45d95848ca27243edda2b1fed99265c5078d46b1086bd01cf5035162",
            "actor": null,
            "seal": null
        }
    ]
}