{
    "tender_id": 4105197,
    "check": {
        "ok": true,
        "versions": 7,
        "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": "2026-10-30T07:34:21Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862888/catering-10-11-2026\", \"buyer\": \"COPERNICUS Podmiot Leczniczy Sp. z o.o.\", \"title\": \"Catering 10.11.2026\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862888\", \"deadline_at\": \"2026-11-03T06:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T07:34:22Z\"}",
            "content_hash": "6b651d4ddb438986183ea702057358f056037acad4fccdd5fbe07258a00e5b78",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "13ba1a28d41d8ec3f12c37be40f0c574c114380b8e2b4fde69b79dbfd65e65ac",
            "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/3862888/catering-10-11-2026\", \"buyer\": \"COPERNICUS Podmiot Leczniczy Sp. z o.o.\", \"title\": \"Catering 10.11.2026\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862888\", \"deadline_at\": \"2026-11-03T06:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T07:34:22Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862888/catering-10-11-2026\"}",
            "content_hash": "e50c6fbfb550af017e332d675b2ddaf4eb3287c4a7b633c674d66d10b84fe34b",
            "prev_hash": "13ba1a28d41d8ec3f12c37be40f0c574c114380b8e2b4fde69b79dbfd65e65ac",
            "hash": "104fb3a2a2f6ebe696348a0db2c3af17c6c49b4c4b39e552e0c298930fb08cda",
            "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": "2026-10-31T04:45:20Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862888/catering-10-11-2026\", \"buyer\": \"COPERNICUS Podmiot Leczniczy Sp. z o.o.\", \"title\": \"Catering 10.11.2026\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862888\", \"deadline_at\": \"2026-11-03T06:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T07:34:22Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1401006\"}",
            "content_hash": "ba57791b25d7cf243cf8a10e982ab29affba46b4386334a9232a776e70bebfda",
            "prev_hash": "104fb3a2a2f6ebe696348a0db2c3af17c6c49b4c4b39e552e0c298930fb08cda",
            "hash": "07103d6eb2a6342118865bba2b835f434b0e1c30c40ba58c4cf6abafb46cba98",
            "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": 4,
            "recorded_at": "2026-10-31T10:45:34Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862888/catering-10-11-2026\", \"buyer\": \"COPERNICUS Podmiot Leczniczy Sp. z o.o.\", \"title\": \"Catering 10.11.2026\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862888\", \"deadline_at\": \"2026-11-03T06:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T07:34:22Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862888/catering-10-11-2026\"}",
            "content_hash": "e50c6fbfb550af017e332d675b2ddaf4eb3287c4a7b633c674d66d10b84fe34b",
            "prev_hash": "07103d6eb2a6342118865bba2b835f434b0e1c30c40ba58c4cf6abafb46cba98",
            "hash": "09ed69e3933c12193a37f039d574d88240e68e4c550830540647355a1b75d509",
            "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": 5,
            "recorded_at": "2026-10-31T17:45:15Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862888/catering-10-11-2026\", \"buyer\": \"COPERNICUS Podmiot Leczniczy Sp. z o.o.\", \"title\": \"Catering 10.11.2026\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862888\", \"deadline_at\": \"2026-11-03T06:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T07:34:22Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1401006\"}",
            "content_hash": "ba57791b25d7cf243cf8a10e982ab29affba46b4386334a9232a776e70bebfda",
            "prev_hash": "09ed69e3933c12193a37f039d574d88240e68e4c550830540647355a1b75d509",
            "hash": "1a1fbc82edb3e36b6e649e0a8c2c612ff1ba210c2c78774e8bca54e5ce9c182d",
            "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": 6,
            "recorded_at": "2026-11-01T00:45:18Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862888/catering-10-11-2026\", \"buyer\": \"COPERNICUS Podmiot Leczniczy Sp. z o.o.\", \"title\": \"Catering 10.11.2026\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862888\", \"deadline_at\": \"2026-11-03T06:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T07:34:22Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862888/catering-10-11-2026\"}",
            "content_hash": "e50c6fbfb550af017e332d675b2ddaf4eb3287c4a7b633c674d66d10b84fe34b",
            "prev_hash": "1a1fbc82edb3e36b6e649e0a8c2c612ff1ba210c2c78774e8bca54e5ce9c182d",
            "hash": "6e358dfaa22b770d2315cfd8f7d2eeb17add7c8223b47ac382ac01ac3a49262b",
            "actor": null,
            "seal": null
        },
        {
            "version": 7,
            "recorded_at": "2026-11-01T06:45:23Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3862888/catering-10-11-2026\", \"buyer\": \"COPERNICUS Podmiot Leczniczy Sp. z o.o.\", \"title\": \"Catering 10.11.2026\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3862888\", \"deadline_at\": \"2026-11-03T06:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-30T07:34:22Z\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1401006\"}",
            "content_hash": "ba57791b25d7cf243cf8a10e982ab29affba46b4386334a9232a776e70bebfda",
            "prev_hash": "6e358dfaa22b770d2315cfd8f7d2eeb17add7c8223b47ac382ac01ac3a49262b",
            "hash": "4e13a998644282987a9ddfb4e504fc0cc29e26ba6ea7423f0426be7d2c461826",
            "actor": null,
            "seal": null
        }
    ]
}