{
    "tender_id": 5046883,
    "check": {
        "ok": true,
        "versions": 4,
        "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": "2026-11-03T20:38:11Z",
            "content": "{\"cpv\": \"34223300\", \"url\": \"https://platformazakupowa.pl/transakcja/1402700\", \"buyer\": \"Zakład Wodociągów i Kanalizacji Sp. z o. o. Grodzisk Mazowiecki\", \"title\": \"204/TUR/26 - Dostawa przyczepy dwuosiowej lekkiej ocynkowanej z uchylnym dyszlem (II - powtórzone)\", \"region\": \"mazowieckie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1402700\", \"deadline_at\": \"2026-11-12T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-03T08:36:00Z\", \"notice_number\": \"1402700\"}",
            "content_hash": "a10460ba01904385c45610ebcb79c8dd520608979b6ef54820a553fdcd0044ef",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "a17ec7126a0ba098840b67e645f56a41e3ebb81816c43b093dd0f4a6ce0a62a0",
            "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": "2026-11-03T20:45:28Z",
            "content": "{\"cpv\": \"34223300\", \"url\": \"https://platformazakupowa.pl/transakcja/1402700\", \"buyer\": \"Zakład Wodociągów i Kanalizacji Sp. z o. o. Grodzisk Mazowiecki\", \"title\": \"204/TUR/26 - Dostawa przyczepy dwuosiowej lekkiej ocynkowanej z uchylnym dyszlem (II - powtórzone)\", \"region\": \"mazowieckie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1402700\", \"deadline_at\": \"2026-11-12T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-03T08:36:00Z\", \"notice_number\": \"1402700\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3868976/204-tur-26-dostawa-przyczepy-dwuosiowej-lekkiej-ocynkowanej-z-uchylnym-dyszlem-ii-powtorzone-\"}",
            "content_hash": "cfbbc3ffd00fe8d28e3cb8eacba38e3bc4c0504a635e9b3a5f064cb25dcb8c88",
            "prev_hash": "a17ec7126a0ba098840b67e645f56a41e3ebb81816c43b093dd0f4a6ce0a62a0",
            "hash": "ec629f5fb30177fc4de0fe52018ff992493445740b1f938be40f87229e3f200d",
            "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": 3,
            "recorded_at": "2026-11-03T21:46:05Z",
            "content": "{\"cpv\": \"34223300\", \"url\": \"https://platformazakupowa.pl/transakcja/1402700\", \"buyer\": \"Zakład Wodociągów i Kanalizacji Sp. z o. o. Grodzisk Mazowiecki\", \"title\": \"204/TUR/26 - Dostawa przyczepy dwuosiowej lekkiej ocynkowanej z uchylnym dyszlem (II - powtórzone)\", \"region\": \"mazowieckie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1402700\", \"deadline_at\": \"2026-11-12T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-03T08:36:00Z\", \"notice_number\": \"1402700\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1402700\"}",
            "content_hash": "9dd4155fa3e9cc1a33bf3155c0f62dfcac84a7741d1b99ca1a1df25d562307ba",
            "prev_hash": "ec629f5fb30177fc4de0fe52018ff992493445740b1f938be40f87229e3f200d",
            "hash": "ce4a8e41bef7e27b03184a0e475bbd8c407221b215abf8f7db652d7de9218132",
            "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": 4,
            "recorded_at": "2026-11-04T10:46:26Z",
            "content": "{\"cpv\": \"34223300\", \"url\": \"https://platformazakupowa.pl/transakcja/1402700\", \"buyer\": \"Zakład Wodociągów i Kanalizacji Sp. z o. o. Grodzisk Mazowiecki\", \"title\": \"204/TUR/26 - Dostawa przyczepy dwuosiowej lekkiej ocynkowanej z uchylnym dyszlem (II - powtórzone)\", \"region\": \"mazowieckie\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1402700\", \"deadline_at\": \"2026-11-12T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-11-03T08:36:00Z\", \"notice_number\": \"1402700\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3868976/204-tur-26-dostawa-przyczepy-dwuosiowej-lekkiej-ocynkowanej-z-uchylnym-dyszlem-ii-powtorzone-\"}",
            "content_hash": "cfbbc3ffd00fe8d28e3cb8eacba38e3bc4c0504a635e9b3a5f064cb25dcb8c88",
            "prev_hash": "ce4a8e41bef7e27b03184a0e475bbd8c407221b215abf8f7db652d7de9218132",
            "hash": "614b3042233836994cf75cca847880772b32223b4cc413c323c26f3a85563806",
            "actor": null,
            "seal": null
        }
    ]
}