{
    "tender_id": 4138403,
    "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": "2026-10-30T13:43:11Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864128/zakup-workow-z-logo-kpp-pabianice-\", \"buyer\": \"Komenda Wojewódzka Policji w Łodzi\", \"title\": \"Zakup worków z logo KPP Pabianice.\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864128\", \"deadline_at\": \"2026-11-06T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T13:43:11Z\"}",
            "content_hash": "a15b64c9989c68fbf34637eb81d9c66f133d3984b44efb39adac000e5a512c25",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "1f44bef07fbc0504bcde11e9a44c51e83dbbf3bbcd4834dd84a32f53a3533240",
            "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": "2026-10-30T21:45:31Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864128/zakup-workow-z-logo-kpp-pabianice-\", \"buyer\": \"Komenda Wojewódzka Policji w Łodzi\", \"title\": \"Zakup worków z logo KPP Pabianice.\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864128\", \"deadline_at\": \"2026-11-06T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T13:43:11Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1401579\"}",
            "content_hash": "1b5cfcfc278f137285d5311ffebe9838bece110e5403586899fd8346b48c99bd",
            "prev_hash": "1f44bef07fbc0504bcde11e9a44c51e83dbbf3bbcd4834dd84a32f53a3533240",
            "hash": "268451441530913bf006456364dbaa2b12faa811d7a0114218f7db6af5072b41",
            "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": "2026-11-04T23:43:07Z",
            "content": "{\"cpv\": \"39224300\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864128/zakup-workow-z-logo-kpp-pabianice-\", \"buyer\": \"Komenda Wojewódzka Policji w Łodzi\", \"title\": \"Zakup worków z logo KPP Pabianice.\", \"region\": \"zachodniopomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864128\", \"deadline_at\": \"2026-11-06T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T13:43:11Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1401579\"}",
            "content_hash": "84e9f0b1efc66448c28fac716e2812f1be68e32f2e8b4142a025b8b023f7a6f1",
            "prev_hash": "268451441530913bf006456364dbaa2b12faa811d7a0114218f7db6af5072b41",
            "hash": "5334cd25b2281591f151950bcdb96734542f2b826a4ac204d2f5d054570556bf",
            "actor": null,
            "seal": null
        }
    ]
}