{
    "tender_id": 6412483,
    "check": {
        "ok": true,
        "versions": 6,
        "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": "2026-11-10T18:37:16Z",
            "content": "{\"url\": \"https://platformazakupowa.pl/transakcja/1407421\", \"buyer\": \"Kayser Automotive Systems Kłodzko Sp. z o.o.\", \"title\": \"Prośba o ofertę na wózek\", \"region\": \"dolnoslaskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1407421\", \"deadline_at\": \"2026-11-16T10:36:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-10T10:36:00Z\", \"notice_number\": \"1407421\"}",
            "content_hash": "0e57ef2e06421a024dd890945b6dca86c2fd0711fd19157ee13f7e0a9fcdcecf",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "e22510bcd4f540fdd0ded42cb821168d36cac40a167626c2c2b55787cae103a0",
            "actor": null,
            "seal": {
                "id": 18,
                "digest": "adeec00ed6b673509a2a075e675623159dccab6a142d1ac62c122cfe1d16794c",
                "file": "https://tenderiq.pl/rejestr/pieczec-18.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-18.txt.ots",
                "bitcoin_block": 975359
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-10T18:45:33Z",
            "content": "{\"url\": \"https://platformazakupowa.pl/transakcja/1407421\", \"buyer\": \"Kayser Automotive Systems Kłodzko Sp. z o.o.\", \"title\": \"Prośba o ofertę na wózek\", \"region\": \"dolnoslaskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1407421\", \"deadline_at\": \"2026-11-16T10:36:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-10T10:36:00Z\", \"notice_number\": \"1407421\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1405320\"}",
            "content_hash": "29eabe90b6a89b11d95e95eaadcfe4af57d0df4f393ac2796aa192fb4ccc0ad3",
            "prev_hash": "e22510bcd4f540fdd0ded42cb821168d36cac40a167626c2c2b55787cae103a0",
            "hash": "f2ce5914e0d7929116d84acb368c312e9c933030c79bd8021efdfaa6d466cdd3",
            "actor": null,
            "seal": {
                "id": 18,
                "digest": "adeec00ed6b673509a2a075e675623159dccab6a142d1ac62c122cfe1d16794c",
                "file": "https://tenderiq.pl/rejestr/pieczec-18.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-18.txt.ots",
                "bitcoin_block": 975359
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-11-10T19:41:07Z",
            "content": "{\"url\": \"https://platformazakupowa.pl/transakcja/1407421\", \"buyer\": \"Kayser Automotive Systems Kłodzko Sp. z o.o.\", \"title\": \"Prośba o ofertę na wózek\", \"region\": \"dolnoslaskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1407421\", \"deadline_at\": \"2026-11-16T10:36:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-10T10:36:00Z\", \"notice_number\": \"1407421\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1407421\"}",
            "content_hash": "59436cfa876f4f56450ba0c1387a6f6537798100006ddceeaf330d8698cf4b69",
            "prev_hash": "f2ce5914e0d7929116d84acb368c312e9c933030c79bd8021efdfaa6d466cdd3",
            "hash": "627786dcfbf133eb70e7ad34ba18ed751214a64279e1e7a9929fd3f49001f625",
            "actor": null,
            "seal": {
                "id": 18,
                "digest": "adeec00ed6b673509a2a075e675623159dccab6a142d1ac62c122cfe1d16794c",
                "file": "https://tenderiq.pl/rejestr/pieczec-18.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-18.txt.ots",
                "bitcoin_block": 975359
            }
        },
        {
            "version": 4,
            "recorded_at": "2026-11-10T22:45:22Z",
            "content": "{\"url\": \"https://platformazakupowa.pl/transakcja/1407421\", \"buyer\": \"Kayser Automotive Systems Kłodzko Sp. z o.o.\", \"title\": \"Prośba o ofertę na wózek\", \"region\": \"dolnoslaskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1407421\", \"deadline_at\": \"2026-11-16T10:36:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-10T10:36:00Z\", \"notice_number\": \"1407421\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3888061/prosba-o-oferte-na-wozek\"}",
            "content_hash": "a9e3944ce68d3929b8a806aacfe8b137ed4644349206cb8820cf81a9b626506a",
            "prev_hash": "627786dcfbf133eb70e7ad34ba18ed751214a64279e1e7a9929fd3f49001f625",
            "hash": "8f59ea10c3342932493460198e3f4961d1585b960f590101331ad0921307d812",
            "actor": null,
            "seal": {
                "id": 19,
                "digest": "05e2ffd7c7bb44bfb5e6b062f84e36ca3629f3ad66dde8bbfe1095f29f4e6236",
                "file": "https://tenderiq.pl/rejestr/pieczec-19.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-19.txt.ots",
                "bitcoin_block": 975491
            }
        },
        {
            "version": 5,
            "recorded_at": "2026-11-11T16:45:38Z",
            "content": "{\"url\": \"https://platformazakupowa.pl/transakcja/1407421\", \"buyer\": \"Kayser Automotive Systems Kłodzko Sp. z o.o.\", \"title\": \"Prośba o ofertę na wózek\", \"region\": \"dolnoslaskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1407421\", \"deadline_at\": \"2026-11-16T10:36:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-10T10:36:00Z\", \"notice_number\": \"1407421\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1407421\"}",
            "content_hash": "59436cfa876f4f56450ba0c1387a6f6537798100006ddceeaf330d8698cf4b69",
            "prev_hash": "8f59ea10c3342932493460198e3f4961d1585b960f590101331ad0921307d812",
            "hash": "bde24b485afed9ddd14f26a2bd3d65b104ac56ab34a41e2160c6ffa8ed166ead",
            "actor": null,
            "seal": {
                "id": 19,
                "digest": "05e2ffd7c7bb44bfb5e6b062f84e36ca3629f3ad66dde8bbfe1095f29f4e6236",
                "file": "https://tenderiq.pl/rejestr/pieczec-19.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-19.txt.ots",
                "bitcoin_block": 975491
            }
        },
        {
            "version": 6,
            "recorded_at": "2026-11-12T05:45:51Z",
            "content": "{\"url\": \"https://platformazakupowa.pl/transakcja/1407421\", \"buyer\": \"Kayser Automotive Systems Kłodzko Sp. z o.o.\", \"title\": \"Prośba o ofertę na wózek\", \"region\": \"dolnoslaskie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1407421\", \"deadline_at\": \"2026-11-16T10:36:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-10T10:36:00Z\", \"notice_number\": \"1407421\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3888061/prosba-o-oferte-na-wozek\"}",
            "content_hash": "a9e3944ce68d3929b8a806aacfe8b137ed4644349206cb8820cf81a9b626506a",
            "prev_hash": "bde24b485afed9ddd14f26a2bd3d65b104ac56ab34a41e2160c6ffa8ed166ead",
            "hash": "1d25c99822e255014f991e0cd4496214691e580cc8b581c804fbd936cd8340e5",
            "actor": null,
            "seal": null
        }
    ]
}