{
    "tender_id": 3504918,
    "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": "2026-10-27T03:26:21Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3854157/ekspert-prawny-ds-orzecznictwa-praw-osob-z-niepelnosprawnosciami\", \"buyer\": \"POROZUMIENIE AUTYZM-POLSKA\", \"title\": \"Ekspert prawny ds. orzecznictwa, praw osób z niepełnosprawnościami\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3854157\", \"deadline_at\": \"2026-11-03T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T03:26:22Z\"}",
            "content_hash": "f040924e9bae074da87bdf77c648502737d39177cd8d1b9b79da98e04b481db5",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "cbd67b386f11b8179a20a990bed88199af316da4cfad01396537794c1181b5c5",
            "actor": null,
            "seal": {
                "id": 4,
                "digest": "1a6d1144791ca08d9453bd1c8d38a6c251eb74cb6d377626fde25c11a52ccc7a",
                "file": "https://tenderiq.pl/rejestr/pieczec-4.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-4.txt.ots",
                "bitcoin_block": 973472
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-27T11:33:40Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3854157/ekspert-prawny-ds-orzecznictwa-praw-osob-z-niepelnosprawnosciami\", \"buyer\": \"POROZUMIENIE AUTYZM-POLSKA\", \"title\": \"Ekspert prawny ds. orzecznictwa, praw osób z niepełnosprawnościami\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3854157\", \"deadline_at\": \"2026-11-03T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T03:26:22Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3854157/ekspert-prawny-ds-orzecznictwa-praw-osob-z-niepelnosprawnosciami\"}",
            "content_hash": "6e173a8db7d2438234d014d506702f4b9ce4062ce14f36f876c8bbb8eace872c",
            "prev_hash": "cbd67b386f11b8179a20a990bed88199af316da4cfad01396537794c1181b5c5",
            "hash": "d61175c546fecaf678e20ba14d575aa53c3bbd9f976d9930b17b5ebbd0b9628d",
            "actor": null,
            "seal": {
                "id": 4,
                "digest": "1a6d1144791ca08d9453bd1c8d38a6c251eb74cb6d377626fde25c11a52ccc7a",
                "file": "https://tenderiq.pl/rejestr/pieczec-4.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-4.txt.ots",
                "bitcoin_block": 973472
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-28T22:45:35Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3854157/ekspert-prawny-ds-orzecznictwa-praw-osob-z-niepelnosprawnosciami\", \"buyer\": \"POROZUMIENIE AUTYZM-POLSKA\", \"title\": \"Ekspert prawny ds. orzecznictwa, praw osób z niepełnosprawnościami\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3854157\", \"deadline_at\": \"2026-11-03T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T03:26:22Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/296079\"}",
            "content_hash": "1d586100caa595b0179a5bf66803e0a596a01e14372e567572c2ad2f34d26904",
            "prev_hash": "d61175c546fecaf678e20ba14d575aa53c3bbd9f976d9930b17b5ebbd0b9628d",
            "hash": "81bf23c8ab0944aa89a6eaebdef986b5821b1846ea7ab1228b3c267eef02a886",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 4,
            "recorded_at": "2026-10-29T05:45:48Z",
            "content": "{\"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3854157/ekspert-prawny-ds-orzecznictwa-praw-osob-z-niepelnosprawnosciami\", \"buyer\": \"POROZUMIENIE AUTYZM-POLSKA\", \"title\": \"Ekspert prawny ds. orzecznictwa, praw osób z niepełnosprawnościami\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3854157\", \"deadline_at\": \"2026-11-03T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T03:26:22Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3854157/ekspert-prawny-ds-orzecznictwa-praw-osob-z-niepelnosprawnosciami\"}",
            "content_hash": "6e173a8db7d2438234d014d506702f4b9ce4062ce14f36f876c8bbb8eace872c",
            "prev_hash": "81bf23c8ab0944aa89a6eaebdef986b5821b1846ea7ab1228b3c267eef02a886",
            "hash": "ab16c6a3307753ca8c0d8e03ee2c0fd80196c8217277b7fbc537c3f4ede10cfe",
            "actor": null,
            "seal": {
                "id": 6,
                "digest": "e733200881d78faed3c108fa90cea332062fa40f3af23fcfd3f901e311d96e33",
                "file": "https://tenderiq.pl/rejestr/pieczec-6.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-6.txt.ots",
                "bitcoin_block": 973754
            }
        },
        {
            "version": 5,
            "recorded_at": "2026-10-30T21:56:06Z",
            "content": "{\"cpv\": \"98113000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3854157/ekspert-prawny-ds-orzecznictwa-praw-osob-z-niepelnosprawnosciami\", \"buyer\": \"POROZUMIENIE AUTYZM-POLSKA\", \"title\": \"Ekspert prawny ds. orzecznictwa, praw osób z niepełnosprawnościami\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3854157\", \"deadline_at\": \"2026-11-03T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T03:26:22Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3854157/ekspert-prawny-ds-orzecznictwa-praw-osob-z-niepelnosprawnosciami\"}",
            "content_hash": "0c51f30bd4ad94b0b33ebd8109127dd1f648d9fd3f0bc0e9082de91efb4b1012",
            "prev_hash": "ab16c6a3307753ca8c0d8e03ee2c0fd80196c8217277b7fbc537c3f4ede10cfe",
            "hash": "32728911b173f306b1b5ddb1c22b03102c53a16bba4a75e6c0ca67ad1d15f446",
            "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": 6,
            "recorded_at": "2026-10-31T04:45:30Z",
            "content": "{\"cpv\": \"98113000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3854157/ekspert-prawny-ds-orzecznictwa-praw-osob-z-niepelnosprawnosciami\", \"buyer\": \"POROZUMIENIE AUTYZM-POLSKA\", \"title\": \"Ekspert prawny ds. orzecznictwa, praw osób z niepełnosprawnościami\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3854157\", \"deadline_at\": \"2026-11-03T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T03:26:22Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/296079\"}",
            "content_hash": "d295360d25fd714b467a9e8ee5b8bff6ab538234f208f4fc8245d343c8db98f2",
            "prev_hash": "32728911b173f306b1b5ddb1c22b03102c53a16bba4a75e6c0ca67ad1d15f446",
            "hash": "1bba49a0aa38e2ec0f9ebb1a18633b57144b7ece89d395060db3d7e7601f52c1",
            "actor": null,
            "seal": null
        },
        {
            "version": 7,
            "recorded_at": "2026-10-31T10:45:39Z",
            "content": "{\"cpv\": \"98113000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3854157/ekspert-prawny-ds-orzecznictwa-praw-osob-z-niepelnosprawnosciami\", \"buyer\": \"POROZUMIENIE AUTYZM-POLSKA\", \"title\": \"Ekspert prawny ds. orzecznictwa, praw osób z niepełnosprawnościami\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3854157\", \"deadline_at\": \"2026-11-03T07:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-27T03:26:22Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3854157/ekspert-prawny-ds-orzecznictwa-praw-osob-z-niepelnosprawnosciami\"}",
            "content_hash": "0c51f30bd4ad94b0b33ebd8109127dd1f648d9fd3f0bc0e9082de91efb4b1012",
            "prev_hash": "1bba49a0aa38e2ec0f9ebb1a18633b57144b7ece89d395060db3d7e7601f52c1",
            "hash": "a5d2e9f3a29a8c94b2f64f06abca99badeca26792e63d3769a40a9331a33420c",
            "actor": null,
            "seal": null
        }
    ]
}