{
    "tender_id": 4322801,
    "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": "2026-10-31T10:16:41Z",
            "content": "{\"cpv\": \"39150000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864746/uczelnia-jeszcze-bardziej-dostepna\", \"buyer\": \"Szkoła Wyższa im. Pawła Włodkowica w Płocku\", \"title\": \"Uczelnia jeszcze bardziej dostępna\", \"region\": \"mazowieckie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864746\", \"deadline_at\": \"2026-11-13T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-31T10:16:41Z\"}",
            "content_hash": "fa6149e586c275f34ef2b74f7064f92a32583e808c355509a03bccd92c69bdda",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "2b281b41d5a19c43a5930d631dc4de51fd583c3ee542341eb6209325283da41a",
            "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": 2,
            "recorded_at": "2026-10-31T10:45:45Z",
            "content": "{\"cpv\": \"39150000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864746/uczelnia-jeszcze-bardziej-dostepna\", \"buyer\": \"Szkoła Wyższa im. Pawła Włodkowica w Płocku\", \"title\": \"Uczelnia jeszcze bardziej dostępna\", \"region\": \"mazowieckie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864746\", \"deadline_at\": \"2026-11-13T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-31T10:16:41Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/296538\"}",
            "content_hash": "11d9d9d22221adb3e606cf78d57e3d371a791a2de1c1e745b17951641503b41e",
            "prev_hash": "2b281b41d5a19c43a5930d631dc4de51fd583c3ee542341eb6209325283da41a",
            "hash": "ba310d48c170f54f0c5995ecdc91435fb99aec8374ce333f4732a931196b9e10",
            "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": 3,
            "recorded_at": "2026-10-31T11:33:52Z",
            "content": "{\"cpv\": \"39150000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864746/uczelnia-jeszcze-bardziej-dostepna\", \"buyer\": \"Szkoła Wyższa im. Pawła Włodkowica w Płocku\", \"title\": \"Uczelnia jeszcze bardziej dostępna\", \"region\": \"mazowieckie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864746\", \"deadline_at\": \"2026-11-13T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-31T10:16:41Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864746/uczelnia-jeszcze-bardziej-dostepna\"}",
            "content_hash": "9b0f735fc6fcd95163afd1a6f82bff0b843ae42c32fc1d8c6459c8471621227e",
            "prev_hash": "ba310d48c170f54f0c5995ecdc91435fb99aec8374ce333f4732a931196b9e10",
            "hash": "02d1b445a52b71f144175193edf87284a8437cd5fc72d6e25b8598d418ca8c85",
            "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": "2026-10-31T17:45:48Z",
            "content": "{\"cpv\": \"39150000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864746/uczelnia-jeszcze-bardziej-dostepna\", \"buyer\": \"Szkoła Wyższa im. Pawła Włodkowica w Płocku\", \"title\": \"Uczelnia jeszcze bardziej dostępna\", \"region\": \"mazowieckie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864746\", \"deadline_at\": \"2026-11-13T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-31T10:16:41Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/296538\"}",
            "content_hash": "11d9d9d22221adb3e606cf78d57e3d371a791a2de1c1e745b17951641503b41e",
            "prev_hash": "02d1b445a52b71f144175193edf87284a8437cd5fc72d6e25b8598d418ca8c85",
            "hash": "5eb96f2c3f1a0288d97e0effe3a8d81576cb11777c41546901a0e53d821beb82",
            "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": "2026-11-01T00:45:33Z",
            "content": "{\"cpv\": \"39150000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864746/uczelnia-jeszcze-bardziej-dostepna\", \"buyer\": \"Szkoła Wyższa im. Pawła Włodkowica w Płocku\", \"title\": \"Uczelnia jeszcze bardziej dostępna\", \"region\": \"mazowieckie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864746\", \"deadline_at\": \"2026-11-13T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-31T10:16:41Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864746/uczelnia-jeszcze-bardziej-dostepna\"}",
            "content_hash": "9b0f735fc6fcd95163afd1a6f82bff0b843ae42c32fc1d8c6459c8471621227e",
            "prev_hash": "5eb96f2c3f1a0288d97e0effe3a8d81576cb11777c41546901a0e53d821beb82",
            "hash": "d0e6afa21e18e854a0e03e04a3a7d33eb3649dd793ba105881f7215ecf65624e",
            "actor": null,
            "seal": {
                "id": 9,
                "digest": "2dfeb1f26d6191d887699bed5d05f226d8baa25e2f81adcf1d5d9f3ce86c75c5",
                "file": "https://tenderiq.pl/rejestr/pieczec-9.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-9.txt.ots",
                "bitcoin_block": 974194
            }
        },
        {
            "version": 6,
            "recorded_at": "2026-11-01T06:45:30Z",
            "content": "{\"cpv\": \"39150000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864746/uczelnia-jeszcze-bardziej-dostepna\", \"buyer\": \"Szkoła Wyższa im. Pawła Włodkowica w Płocku\", \"title\": \"Uczelnia jeszcze bardziej dostępna\", \"region\": \"mazowieckie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864746\", \"deadline_at\": \"2026-11-13T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-31T10:16:41Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/296538\"}",
            "content_hash": "11d9d9d22221adb3e606cf78d57e3d371a791a2de1c1e745b17951641503b41e",
            "prev_hash": "d0e6afa21e18e854a0e03e04a3a7d33eb3649dd793ba105881f7215ecf65624e",
            "hash": "a2b6f1f5ec72a6e86a748e353d91e26febff36f7a9d44a180fe1dd9e037874cb",
            "actor": null,
            "seal": {
                "id": 9,
                "digest": "2dfeb1f26d6191d887699bed5d05f226d8baa25e2f81adcf1d5d9f3ce86c75c5",
                "file": "https://tenderiq.pl/rejestr/pieczec-9.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-9.txt.ots",
                "bitcoin_block": 974194
            }
        },
        {
            "version": 7,
            "recorded_at": "2026-11-02T01:45:50Z",
            "content": "{\"cpv\": \"39150000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864746/uczelnia-jeszcze-bardziej-dostepna\", \"buyer\": \"Szkoła Wyższa im. Pawła Włodkowica w Płocku\", \"title\": \"Uczelnia jeszcze bardziej dostępna\", \"region\": \"mazowieckie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3864746\", \"deadline_at\": \"2026-11-13T22:59:59Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-31T10:16:41Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3864746/uczelnia-jeszcze-bardziej-dostepna\"}",
            "content_hash": "9b0f735fc6fcd95163afd1a6f82bff0b843ae42c32fc1d8c6459c8471621227e",
            "prev_hash": "a2b6f1f5ec72a6e86a748e353d91e26febff36f7a9d44a180fe1dd9e037874cb",
            "hash": "0eae5bfc632207873b41a86a37fb1cf0092e5b0b19398e5163caded449016e2a",
            "actor": null,
            "seal": null
        }
    ]
}