{
    "tender_id": 4194754,
    "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": "2026-10-30T18:12:58Z",
            "content": "{\"cpv\": \"16310000\", \"url\": \"https://platforma-jzr.logintrade.net/portal,szczegolyZapytaniaOfertowe,06dbe9ffe6594b28f7322b06252a918b.html\", \"buyer\": \"Jastrzębskie Zakłady Remontowe Spółka z o.o.\", \"title\": \"Zakup fabrycznie nowego oleju przekładniowego CLP 220\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"śląskie\", \"source_id\": \"platforma-jzr-06dbe9ffe6594b28f7322b06252a918b\", \"deadline_at\": \"2026-11-05T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T08:55:00Z\"}",
            "content_hash": "77b45c38b34c258e77b375dda5f3e0861f71e6dc133d53b6f4e7d84a142ba369",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "d81e3d31928e350dd013266d3c936206457ecbd4de6836cc9a6a11a263a28d5c",
            "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": "2026-10-31T01:48:38Z",
            "content": "{\"cpv\": \"16310000\", \"url\": \"https://platforma-jzr.logintrade.net/portal,szczegolyZapytaniaOfertowe,06dbe9ffe6594b28f7322b06252a918b.html\", \"buyer\": \"Jastrzębskie Zakłady Remontowe Spółka z o.o\", \"title\": \"Zakup fabrycznie nowego oleju przekładniowego CLP 220\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"platforma-jzr-06dbe9ffe6594b28f7322b06252a918b\", \"deadline_at\": \"2026-11-05T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T11:57:00Z\"}",
            "content_hash": "360dad032ad8c4e52157b4053a7dbcecd4c2cd2c40a49866c1ebb39d0f2fa9b2",
            "prev_hash": "d81e3d31928e350dd013266d3c936206457ecbd4de6836cc9a6a11a263a28d5c",
            "hash": "3751d87d86535a70c0530f5a6956ac50663ba38f51ea3a279609521979aab82d",
            "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
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-31T10:45:37Z",
            "content": "{\"cpv\": \"16310000\", \"url\": \"https://platforma-jzr.logintrade.net/portal,szczegolyZapytaniaOfertowe,06dbe9ffe6594b28f7322b06252a918b.html\", \"buyer\": \"Jastrzębskie Zakłady Remontowe Spółka z o.o\", \"title\": \"Zakup fabrycznie nowego oleju przekładniowego CLP 220\", \"region\": \"slaskie\", \"source\": \"logintrade_central\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"platforma-jzr-06dbe9ffe6594b28f7322b06252a918b\", \"deadline_at\": \"2026-11-05T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T11:57:00Z\", \"procedure_url\": \"https://platforma-jzr.logintrade.net/portal,szczegolyZapytaniaOfertowe,06dbe9ffe6594b28f7322b06252a918b.html\"}",
            "content_hash": "5a731eae4a29828519f3fb8c2939a9edf8eca733688b3b6a66ea15978e0cf04f",
            "prev_hash": "3751d87d86535a70c0530f5a6956ac50663ba38f51ea3a279609521979aab82d",
            "hash": "f01f9bb39ad11d313a568693c76d0a71e5a4ca851d5e7d0988dd691297c362b3",
            "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
            }
        }
    ]
}