{
    "tender_id": 4222185,
    "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": "2026-10-30T20:54:54Z",
            "content": "{\"cpv\": \"18930000\", \"url\": \"https://platformazakupowa.pl/transakcja/1401104\", \"buyer\": \"Wojskowe Centrum Krwiodawstwa I Krwiolecznictwa SP ZOZ\", \"title\": \"Szacowanie wartości zamówienia na dostawę worków na odpady medyczne i odpady komunalne\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1401104\", \"deadline_at\": \"2026-11-04T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T07:43:00Z\", \"notice_number\": \"1401104\"}",
            "content_hash": "4126a536de41405a56462ca711ec17176c077b9601e9758c6180c13e2e921af3",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "01bb76ee3113fb4512538c8de60c265f85633692536a1ea604904d5eb90d2fc1",
            "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": "2026-10-30T21:45:32Z",
            "content": "{\"cpv\": \"18930000\", \"url\": \"https://platformazakupowa.pl/transakcja/1401104\", \"buyer\": \"Wojskowe Centrum Krwiodawstwa I Krwiolecznictwa SP ZOZ\", \"title\": \"Szacowanie wartości zamówienia na dostawę worków na odpady medyczne i odpady komunalne\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1401104\", \"deadline_at\": \"2026-11-04T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T07:43:00Z\", \"notice_number\": \"1401104\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3863037/szacowanie-wartosci-zamowienia-na-dostawe-workow-na-odpady-medyczne-i-odpady-komunalne\"}",
            "content_hash": "32a137249b7a6dacd4a4024752ad4eb582c7fc08fe4e216d8896348e447bd9e1",
            "prev_hash": "01bb76ee3113fb4512538c8de60c265f85633692536a1ea604904d5eb90d2fc1",
            "hash": "058ca1a93eb84958ffa307a38bf751abde3bbf04389b141be4cf1d185fd10962",
            "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": "2026-10-31T04:45:41Z",
            "content": "{\"cpv\": \"18930000\", \"url\": \"https://platformazakupowa.pl/transakcja/1401104\", \"buyer\": \"Wojskowe Centrum Krwiodawstwa I Krwiolecznictwa SP ZOZ\", \"title\": \"Szacowanie wartości zamówienia na dostawę worków na odpady medyczne i odpady komunalne\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1401104\", \"deadline_at\": \"2026-11-04T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T07:43:00Z\", \"notice_number\": \"1401104\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1401104\"}",
            "content_hash": "6ceeb5ffbc60c5228e400d9d4d473ee5b728102e7de24dd9cca7e7c1e1a75064",
            "prev_hash": "058ca1a93eb84958ffa307a38bf751abde3bbf04389b141be4cf1d185fd10962",
            "hash": "b3294695279b354d69f62205803f485af74288fcddd72c216332fac365df1d3a",
            "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": "2026-10-31T10:45:57Z",
            "content": "{\"cpv\": \"18930000\", \"url\": \"https://platformazakupowa.pl/transakcja/1401104\", \"buyer\": \"Wojskowe Centrum Krwiodawstwa I Krwiolecznictwa SP ZOZ\", \"title\": \"Szacowanie wartości zamówienia na dostawę worków na odpady medyczne i odpady komunalne\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1401104\", \"deadline_at\": \"2026-11-04T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T07:43:00Z\", \"notice_number\": \"1401104\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3863037/szacowanie-wartosci-zamowienia-na-dostawe-workow-na-odpady-medyczne-i-odpady-komunalne\"}",
            "content_hash": "32a137249b7a6dacd4a4024752ad4eb582c7fc08fe4e216d8896348e447bd9e1",
            "prev_hash": "b3294695279b354d69f62205803f485af74288fcddd72c216332fac365df1d3a",
            "hash": "6471005678cbba00bbe96d12e10980f0d1a41826e163ddca93f2ac67ff111d73",
            "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": "2026-10-31T17:45:21Z",
            "content": "{\"cpv\": \"18930000\", \"url\": \"https://platformazakupowa.pl/transakcja/1401104\", \"buyer\": \"Wojskowe Centrum Krwiodawstwa I Krwiolecznictwa SP ZOZ\", \"title\": \"Szacowanie wartości zamówienia na dostawę worków na odpady medyczne i odpady komunalne\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1401104\", \"deadline_at\": \"2026-11-04T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T07:43:00Z\", \"notice_number\": \"1401104\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1401104\"}",
            "content_hash": "6ceeb5ffbc60c5228e400d9d4d473ee5b728102e7de24dd9cca7e7c1e1a75064",
            "prev_hash": "6471005678cbba00bbe96d12e10980f0d1a41826e163ddca93f2ac67ff111d73",
            "hash": "7f6181232d085b9c0f57bc52c4ce3eb67a0992faca7710be3f1233716df9a6c7",
            "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": "2026-11-01T00:45:43Z",
            "content": "{\"cpv\": \"18930000\", \"url\": \"https://platformazakupowa.pl/transakcja/1401104\", \"buyer\": \"Wojskowe Centrum Krwiodawstwa I Krwiolecznictwa SP ZOZ\", \"title\": \"Szacowanie wartości zamówienia na dostawę worków na odpady medyczne i odpady komunalne\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1401104\", \"deadline_at\": \"2026-11-04T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T07:43:00Z\", \"notice_number\": \"1401104\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3863037/szacowanie-wartosci-zamowienia-na-dostawe-workow-na-odpady-medyczne-i-odpady-komunalne\"}",
            "content_hash": "32a137249b7a6dacd4a4024752ad4eb582c7fc08fe4e216d8896348e447bd9e1",
            "prev_hash": "7f6181232d085b9c0f57bc52c4ce3eb67a0992faca7710be3f1233716df9a6c7",
            "hash": "e598a24ced845ae1304aea1cd481c0678b849aac1b968c583874b645685dd02d",
            "actor": null,
            "seal": null
        },
        {
            "version": 7,
            "recorded_at": "2026-11-01T06:45:40Z",
            "content": "{\"cpv\": \"18930000\", \"url\": \"https://platformazakupowa.pl/transakcja/1401104\", \"buyer\": \"Wojskowe Centrum Krwiodawstwa I Krwiolecznictwa SP ZOZ\", \"title\": \"Szacowanie wartości zamówienia na dostawę worków na odpady medyczne i odpady komunalne\", \"source\": \"platformazakupowa\", \"status\": \"active\", \"cpv_more\": [], \"location\": \"Polska\", \"source_id\": \"1401104\", \"deadline_at\": \"2026-11-04T08:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-30T07:43:00Z\", \"notice_number\": \"1401104\", \"procedure_url\": \"https://platformazakupowa.pl/transakcja/1401104\"}",
            "content_hash": "6ceeb5ffbc60c5228e400d9d4d473ee5b728102e7de24dd9cca7e7c1e1a75064",
            "prev_hash": "e598a24ced845ae1304aea1cd481c0678b849aac1b968c583874b645685dd02d",
            "hash": "46e6304731c8ea11c98d60a6aedd9386d4a63d4e2a7088340a5ff79dd90097a7",
            "actor": null,
            "seal": null
        }
    ]
}