{
    "tender_id": 3823387,
    "check": {
        "ok": true,
        "versions": 7,
        "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": "2026-10-28T20:01:49Z",
            "content": "{\"cpv\": \"42931100\", \"url\": \"https://weglokoks.logintrade.net/portal,szczegolyZapytaniaOfertowe,34ebd8ac158fc0fe9868bd9750639824.html\", \"buyer\": \"HUTA CZĘSTOCHOWA SP. Z O.O.\", \"title\": \"numeratory/329/26\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"weglokoks-34ebd8ac158fc0fe9868bd9750639824\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T07:53:00Z\"}",
            "content_hash": "eab629ccccfb367b28892074202d32dee12ada45af73f96b99a92d180f1fb9ce",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "ce57a53ae45772044e3ec116d72b8182cf79983e7479bde37b54455de2313342",
            "actor": null,
            "seal": {
                "id": 5,
                "digest": "0659ce1e2aadd7f69ed1ff4603a4290c070eaa14bbeed28a3c9a7cc2127acae9",
                "file": "https://tenderiq.pl/rejestr/pieczec-5.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-5.txt.ots",
                "bitcoin_block": 973609
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-29T02:09:47Z",
            "content": "{\"cpv\": \"42931100\", \"url\": \"https://weglokoks.logintrade.net/portal,szczegolyZapytaniaOfertowe,34ebd8ac158fc0fe9868bd9750639824.html\", \"buyer\": \"HUTA CZĘSTOCHOWA SP. Z O.O\", \"title\": \"Numeratory\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"weglokoks-34ebd8ac158fc0fe9868bd9750639824\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T11:07:00Z\"}",
            "content_hash": "f31ffc16965d545ffe2187192cffdb69e6093ef18caf28ad3e334f550cd33e8b",
            "prev_hash": "ce57a53ae45772044e3ec116d72b8182cf79983e7479bde37b54455de2313342",
            "hash": "85ee95fe4bd08786e46561b2c33495bbab87eb64e6823ef28fd1df0af7b48e6e",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-29T04:45:41Z",
            "content": "{\"cpv\": \"42931100\", \"url\": \"https://weglokoks.logintrade.net/portal,szczegolyZapytaniaOfertowe,34ebd8ac158fc0fe9868bd9750639824.html\", \"buyer\": \"HUTA CZĘSTOCHOWA SP. Z O.O\", \"title\": \"Numeratory\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"weglokoks-34ebd8ac158fc0fe9868bd9750639824\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T11:07:00Z\", \"procedure_url\": \"https://weglokoks.logintrade.net/portal,szczegolyZapytaniaOfertowe,34ebd8ac158fc0fe9868bd9750639824.html\"}",
            "content_hash": "0cbb5f0c8f5bec5f87fb71a813719259c2d9cafe104d954f6565c449f507e998",
            "prev_hash": "85ee95fe4bd08786e46561b2c33495bbab87eb64e6823ef28fd1df0af7b48e6e",
            "hash": "90ee26fe5f9b017ad2d71ee0be67b30db96e9e961c5f25f761eefa9c6b617913",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 4,
            "recorded_at": "2026-10-29T17:45:22Z",
            "content": "{\"cpv\": \"42931100\", \"url\": \"https://weglokoks.logintrade.net/portal,szczegolyZapytaniaOfertowe,34ebd8ac158fc0fe9868bd9750639824.html\", \"buyer\": \"HUTA CZĘSTOCHOWA SP. Z O.O\", \"title\": \"Numeratory\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"weglokoks-34ebd8ac158fc0fe9868bd9750639824\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T11:07:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3859236/numeratory-329-26\"}",
            "content_hash": "06b07f1fbbfddfba4e740f84f83e6144c0f3a11472c1b35b8341d8c8f4b3b71a",
            "prev_hash": "90ee26fe5f9b017ad2d71ee0be67b30db96e9e961c5f25f761eefa9c6b617913",
            "hash": "ac92b43a458a4ff9b4b17a8873ec2a92d08cce10690f221126d3c0204cc36768",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 5,
            "recorded_at": "2026-10-29T19:45:56Z",
            "content": "{\"cpv\": \"42931100\", \"url\": \"https://weglokoks.logintrade.net/portal,szczegolyZapytaniaOfertowe,34ebd8ac158fc0fe9868bd9750639824.html\", \"buyer\": \"HUTA CZĘSTOCHOWA SP. Z O.O\", \"title\": \"Numeratory\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"weglokoks-34ebd8ac158fc0fe9868bd9750639824\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T11:07:00Z\", \"procedure_url\": \"https://weglokoks.logintrade.net/portal,szczegolyZapytaniaOfertowe,34ebd8ac158fc0fe9868bd9750639824.html\"}",
            "content_hash": "0cbb5f0c8f5bec5f87fb71a813719259c2d9cafe104d954f6565c449f507e998",
            "prev_hash": "ac92b43a458a4ff9b4b17a8873ec2a92d08cce10690f221126d3c0204cc36768",
            "hash": "a2395da4b1526d839cf3d7dc64419b5768c2e1a86af6cd920e1b1cc5f0964a70",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 6,
            "recorded_at": "2026-10-30T06:26:16Z",
            "content": "{\"cpv\": \"42931100\", \"url\": \"https://weglokoks.logintrade.net/portal,szczegolyZapytaniaOfertowe,34ebd8ac158fc0fe9868bd9750639824.html\", \"buyer\": \"HUTA CZĘSTOCHOWA SP. Z O.O.\", \"title\": \"numeratory/329/26\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"weglokoks-34ebd8ac158fc0fe9868bd9750639824\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T07:53:00Z\", \"procedure_url\": \"https://weglokoks.logintrade.net/portal,szczegolyZapytaniaOfertowe,34ebd8ac158fc0fe9868bd9750639824.html\"}",
            "content_hash": "92db2493409e199b267a437351adcfaebb7ea9affbcceb11f9b6c4578f82e988",
            "prev_hash": "a2395da4b1526d839cf3d7dc64419b5768c2e1a86af6cd920e1b1cc5f0964a70",
            "hash": "f66d0a78c4c9139435eab50cf2b095ecc7be7a0c069ae6171188a36acbe866d9",
            "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": 7,
            "recorded_at": "2026-10-30T18:11:30Z",
            "content": "{\"cpv\": \"42931100\", \"url\": \"https://weglokoks.logintrade.net/portal,szczegolyZapytaniaOfertowe,34ebd8ac158fc0fe9868bd9750639824.html\", \"buyer\": \"HUTA CZĘSTOCHOWA SP. Z O.O\", \"title\": \"Numeratory\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"weglokoks-34ebd8ac158fc0fe9868bd9750639824\", \"deadline_at\": \"2026-11-02T08:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T11:07:00Z\", \"procedure_url\": \"https://weglokoks.logintrade.net/portal,szczegolyZapytaniaOfertowe,34ebd8ac158fc0fe9868bd9750639824.html\"}",
            "content_hash": "0cbb5f0c8f5bec5f87fb71a813719259c2d9cafe104d954f6565c449f507e998",
            "prev_hash": "f66d0a78c4c9139435eab50cf2b095ecc7be7a0c069ae6171188a36acbe866d9",
            "hash": "54c64ce7d8a1c29d170b1d20210a00407b643f566aaceb83f2b553898a7a1233",
            "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
            }
        }
    ]
}