{
    "tender_id": 4193643,
    "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": "2026-10-30T18:10:31Z",
            "content": "{\"cpv\": \"50222000\", \"url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1670248,c265e4f9258b62e3dc3afa1e5904805f.html\", \"buyer\": \"Grupa Azoty Zakłady Fosforowe Gdańsk sp. z o.o.\", \"title\": \"46/NM/PM/2026 Wykonanie przeglądów / napraw wagonów kolejowych Grupy Azoty \\\"FOSFORY\\\" Sp. z o.o. w Gdańsku\", \"region\": \"pomorskie\", \"source\": \"grupaazoty_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"1670248-c265e4f9258b62e3dc3afa1e5904805f\", \"deadline_at\": \"2026-11-13T15:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T15:46:00Z\"}",
            "content_hash": "e5d11c69da9c7f9a026feedf7df2d8d42f906bfc84a636b6d455c33e41178a4c",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "65c31265759260fed2197fb8dd65d069602083a96c07f2f55a9b0da8eb4bcc52",
            "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": "2026-10-30T18:45:27Z",
            "content": "{\"cpv\": \"50222000\", \"url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1670248,c265e4f9258b62e3dc3afa1e5904805f.html\", \"buyer\": \"Grupa Azoty Zakłady Fosforowe Gdańsk sp. z o.o.\", \"title\": \"46/NM/PM/2026 Wykonanie przeglądów / napraw wagonów kolejowych Grupy Azoty \\\"FOSFORY\\\" Sp. z o.o. w Gdańsku\", \"region\": \"pomorskie\", \"source\": \"grupaazoty_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"1670248-c265e4f9258b62e3dc3afa1e5904805f\", \"deadline_at\": \"2026-11-13T15:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T15:46:00Z\", \"procedure_url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1670248,c265e4f9258b62e3dc3afa1e5904805f.html\"}",
            "content_hash": "ea740acf0759054d228d63f9d31a045adeb5534d7c5e42201700841a6331f13b",
            "prev_hash": "65c31265759260fed2197fb8dd65d069602083a96c07f2f55a9b0da8eb4bcc52",
            "hash": "c80640ac5642aad5918938d6da28fc31a1ccad20114f4c327731b39e2b3b22dd",
            "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": 3,
            "recorded_at": "2026-11-03T13:07:23Z",
            "content": "{\"cpv\": \"50222000\", \"url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1670248,c265e4f9258b62e3dc3afa1e5904805f.html\", \"buyer\": \"Grupa Azoty Zakłady Fosforowe Gdańsk sp. z o.o.\", \"title\": \"46/NM/PM/2026 Wykonanie przeglądów / napraw wagonów kolejowych Grupy Azoty \\\"FOSFORY\\\" Sp. z o.o. w Gdańsku\", \"region\": \"pomorskie\", \"source\": \"grupaazoty_logintrade\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"1670248-c265e4f9258b62e3dc3afa1e5904805f\", \"deadline_at\": \"2026-11-27T11:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T15:46:00Z\", \"procedure_url\": \"https://platformazakupowa.grupaazoty.com/zapytania_email,1670248,c265e4f9258b62e3dc3afa1e5904805f.html\"}",
            "content_hash": "ea442defc08a1bcb76aa97b4fa20957a421b2c3d3a70f7b588d16531556e1a37",
            "prev_hash": "c80640ac5642aad5918938d6da28fc31a1ccad20114f4c327731b39e2b3b22dd",
            "hash": "37b7608094b6c723abbe302c86e4c29dea6515f0168f12517c699bec14fe9ade",
            "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
            }
        }
    ]
}