{
    "tender_id": 3138576,
    "check": {
        "ok": true,
        "versions": 12,
        "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": "2026-10-24T13:58:39Z",
            "content": "{\"cpv\": \"30213100\", \"url\": \"https://akademiasztuki.ezamawiajacy.pl/pn/AKASZTUKI/demand/notice/public/240189/details\", \"buyer\": \"Akademia Sztuki w Szczecinie\", \"title\": \"„Dostawa sprzętu komputerowego i audiowizualnego w podziale na części”\", \"region\": \"zachodniopomorskie\", \"source\": \"akademiasztuki_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"240189\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-23T13:11:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851053/-dostawa-sprzetu-komputerowego-i-audiowizualnego-w-podziale-na-czesci-\"}",
            "content_hash": "a201dabf451b962db413ab9b7c6ab2b34b98abf7cdf72a7b5b3a7d9e00cce352",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "29f9419b9d5b4bcfb45b992f1db5f8462480ca6b22a2b30174a456c6f40427a8",
            "actor": null,
            "seal": {
                "id": 1,
                "digest": "25686b149cfd327de10f8db2827c82e22b0d6a884d716cd11b36328364d6937d",
                "file": "https://tenderiq.pl/rejestr/pieczec-1.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-1.txt.ots",
                "bitcoin_block": 972985
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-24T14:36:00Z",
            "content": "{\"cpv\": \"30213100\", \"url\": \"https://akademiasztuki.ezamawiajacy.pl/pn/AKASZTUKI/demand/notice/public/240189/details\", \"buyer\": \"Akademia Sztuki w Szczecinie\", \"title\": \"„Dostawa sprzętu komputerowego i audiowizualnego w podziale na części”\", \"region\": \"zachodniopomorskie\", \"source\": \"akademiasztuki_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"240189\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-23T13:11:00Z\", \"procedure_url\": \"https://akademiasztuki.ezamawiajacy.pl/pn/AKASZTUKI/demand/notice/public/240189/details\"}",
            "content_hash": "0cc2ec5575190ceca246b19a3782fc757e13a5393e56cfe23316c938c04b2272",
            "prev_hash": "29f9419b9d5b4bcfb45b992f1db5f8462480ca6b22a2b30174a456c6f40427a8",
            "hash": "b084973cec5b62069ee89017670e4706a268018e23e6953b1b3b165d7e8d88db",
            "actor": null,
            "seal": {
                "id": 1,
                "digest": "25686b149cfd327de10f8db2827c82e22b0d6a884d716cd11b36328364d6937d",
                "file": "https://tenderiq.pl/rejestr/pieczec-1.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-1.txt.ots",
                "bitcoin_block": 972985
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-25T11:36:12Z",
            "content": "{\"cpv\": \"30213100\", \"url\": \"https://akademiasztuki.ezamawiajacy.pl/pn/AKASZTUKI/demand/notice/public/240189/details\", \"buyer\": \"Akademia Sztuki w Szczecinie\", \"title\": \"„Dostawa sprzętu komputerowego i audiowizualnego w podziale na części”\", \"region\": \"zachodniopomorskie\", \"source\": \"akademiasztuki_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"240189\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-23T13:11:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851053/-dostawa-sprzetu-komputerowego-i-audiowizualnego-w-podziale-na-czesci-\"}",
            "content_hash": "a201dabf451b962db413ab9b7c6ab2b34b98abf7cdf72a7b5b3a7d9e00cce352",
            "prev_hash": "b084973cec5b62069ee89017670e4706a268018e23e6953b1b3b165d7e8d88db",
            "hash": "a428c4d1a06440471ab7beea528ca5391a1969e916e991db1677133bc5a0410f",
            "actor": null,
            "seal": {
                "id": 2,
                "digest": "6af9ff920846d2ed2fae131d9f0f0d3d71bdf63cfd98a8a18b81289d63fe5e04",
                "file": "https://tenderiq.pl/rejestr/pieczec-2.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-2.txt.ots",
                "bitcoin_block": 973147
            }
        },
        {
            "version": 4,
            "recorded_at": "2026-10-25T15:37:00Z",
            "content": "{\"cpv\": \"30213100\", \"url\": \"https://akademiasztuki.ezamawiajacy.pl/pn/AKASZTUKI/demand/notice/public/240189/details\", \"buyer\": \"Akademia Sztuki w Szczecinie\", \"title\": \"„Dostawa sprzętu komputerowego i audiowizualnego w podziale na części”\", \"region\": \"zachodniopomorskie\", \"source\": \"akademiasztuki_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"240189\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-23T13:11:00Z\", \"procedure_url\": \"https://akademiasztuki.ezamawiajacy.pl/pn/AKASZTUKI/demand/notice/public/240189/details\"}",
            "content_hash": "0cc2ec5575190ceca246b19a3782fc757e13a5393e56cfe23316c938c04b2272",
            "prev_hash": "a428c4d1a06440471ab7beea528ca5391a1969e916e991db1677133bc5a0410f",
            "hash": "312c398d5662d0d7957603f5fefd54a794ca0684e63cc75e19678cc2d0a4bacd",
            "actor": null,
            "seal": {
                "id": 2,
                "digest": "6af9ff920846d2ed2fae131d9f0f0d3d71bdf63cfd98a8a18b81289d63fe5e04",
                "file": "https://tenderiq.pl/rejestr/pieczec-2.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-2.txt.ots",
                "bitcoin_block": 973147
            }
        },
        {
            "version": 5,
            "recorded_at": "2026-10-26T23:35:16Z",
            "content": "{\"cpv\": \"30213100\", \"url\": \"https://akademiasztuki.ezamawiajacy.pl/pn/AKASZTUKI/demand/notice/public/240189/details\", \"buyer\": \"Akademia Sztuki w Szczecinie\", \"title\": \"„Dostawa sprzętu komputerowego i audiowizualnego w podziale na części”\", \"region\": \"zachodniopomorskie\", \"source\": \"akademiasztuki_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"240189\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-23T13:11:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851053/-dostawa-sprzetu-komputerowego-i-audiowizualnego-w-podziale-na-czesci-\"}",
            "content_hash": "a201dabf451b962db413ab9b7c6ab2b34b98abf7cdf72a7b5b3a7d9e00cce352",
            "prev_hash": "312c398d5662d0d7957603f5fefd54a794ca0684e63cc75e19678cc2d0a4bacd",
            "hash": "2458fed1a69a48b3966156ecfce03339f058e0cdac2a7dc06e0772736a4d0a22",
            "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": 6,
            "recorded_at": "2026-10-28T22:45:47Z",
            "content": "{\"cpv\": \"30213100\", \"url\": \"https://akademiasztuki.ezamawiajacy.pl/pn/AKASZTUKI/demand/notice/public/240189/details\", \"buyer\": \"Akademia Sztuki w Szczecinie\", \"title\": \"„Dostawa sprzętu komputerowego i audiowizualnego w podziale na części”\", \"region\": \"zachodniopomorskie\", \"source\": \"akademiasztuki_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"240189\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-23T13:11:00Z\", \"procedure_url\": \"https://akademiasztuki.ezamawiajacy.pl/pn/AKASZTUKI/demand/notice/public/240189/details\"}",
            "content_hash": "0cc2ec5575190ceca246b19a3782fc757e13a5393e56cfe23316c938c04b2272",
            "prev_hash": "2458fed1a69a48b3966156ecfce03339f058e0cdac2a7dc06e0772736a4d0a22",
            "hash": "84916ae8f3795bcef89870483abd436ecc2f27d16acc0b4f981f357741428ae8",
            "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": 7,
            "recorded_at": "2026-10-29T05:45:43Z",
            "content": "{\"cpv\": \"30213100\", \"url\": \"https://akademiasztuki.ezamawiajacy.pl/pn/AKASZTUKI/demand/notice/public/240189/details\", \"buyer\": \"Akademia Sztuki w Szczecinie\", \"title\": \"„Dostawa sprzętu komputerowego i audiowizualnego w podziale na części”\", \"region\": \"zachodniopomorskie\", \"source\": \"akademiasztuki_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"240189\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-23T13:11:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851053/-dostawa-sprzetu-komputerowego-i-audiowizualnego-w-podziale-na-czesci-\"}",
            "content_hash": "a201dabf451b962db413ab9b7c6ab2b34b98abf7cdf72a7b5b3a7d9e00cce352",
            "prev_hash": "84916ae8f3795bcef89870483abd436ecc2f27d16acc0b4f981f357741428ae8",
            "hash": "9743291e0db16bc97c69b63e594a3df9c3112330de3ed119024fd953e857f096",
            "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": 8,
            "recorded_at": "2026-10-31T04:45:31Z",
            "content": "{\"cpv\": \"30213100\", \"url\": \"https://akademiasztuki.ezamawiajacy.pl/pn/AKASZTUKI/demand/notice/public/240189/details\", \"buyer\": \"Akademia Sztuki w Szczecinie\", \"title\": \"„Dostawa sprzętu komputerowego i audiowizualnego w podziale na części”\", \"region\": \"zachodniopomorskie\", \"source\": \"akademiasztuki_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"240189\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-23T13:11:00Z\", \"procedure_url\": \"https://akademiasztuki.ezamawiajacy.pl/pn/AKASZTUKI/demand/notice/public/240189/details\"}",
            "content_hash": "0cc2ec5575190ceca246b19a3782fc757e13a5393e56cfe23316c938c04b2272",
            "prev_hash": "9743291e0db16bc97c69b63e594a3df9c3112330de3ed119024fd953e857f096",
            "hash": "011980159a87a95232a9eef2e7caf6d7109d5be1089717a50082fb84be041706",
            "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": 9,
            "recorded_at": "2026-10-31T10:46:01Z",
            "content": "{\"cpv\": \"30213100\", \"url\": \"https://akademiasztuki.ezamawiajacy.pl/pn/AKASZTUKI/demand/notice/public/240189/details\", \"buyer\": \"Akademia Sztuki w Szczecinie\", \"title\": \"„Dostawa sprzętu komputerowego i audiowizualnego w podziale na części”\", \"region\": \"zachodniopomorskie\", \"source\": \"akademiasztuki_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"240189\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-23T13:11:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851053/-dostawa-sprzetu-komputerowego-i-audiowizualnego-w-podziale-na-czesci-\"}",
            "content_hash": "a201dabf451b962db413ab9b7c6ab2b34b98abf7cdf72a7b5b3a7d9e00cce352",
            "prev_hash": "011980159a87a95232a9eef2e7caf6d7109d5be1089717a50082fb84be041706",
            "hash": "dc7a13a05e834c5573af90483091481c025f27c60cb9f5a34d210907e0704853",
            "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": 10,
            "recorded_at": "2026-10-31T17:45:39Z",
            "content": "{\"cpv\": \"30213100\", \"url\": \"https://akademiasztuki.ezamawiajacy.pl/pn/AKASZTUKI/demand/notice/public/240189/details\", \"buyer\": \"Akademia Sztuki w Szczecinie\", \"title\": \"„Dostawa sprzętu komputerowego i audiowizualnego w podziale na części”\", \"region\": \"zachodniopomorskie\", \"source\": \"akademiasztuki_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"240189\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-23T13:11:00Z\", \"procedure_url\": \"https://akademiasztuki.ezamawiajacy.pl/pn/AKASZTUKI/demand/notice/public/240189/details\"}",
            "content_hash": "0cc2ec5575190ceca246b19a3782fc757e13a5393e56cfe23316c938c04b2272",
            "prev_hash": "dc7a13a05e834c5573af90483091481c025f27c60cb9f5a34d210907e0704853",
            "hash": "d99834ac5c05ffb8ee4ec952aaf0e5d440340a09c76f94d9990e42e2d4e5b0bf",
            "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": 11,
            "recorded_at": "2026-11-01T00:45:25Z",
            "content": "{\"cpv\": \"30213100\", \"url\": \"https://akademiasztuki.ezamawiajacy.pl/pn/AKASZTUKI/demand/notice/public/240189/details\", \"buyer\": \"Akademia Sztuki w Szczecinie\", \"title\": \"„Dostawa sprzętu komputerowego i audiowizualnego w podziale na części”\", \"region\": \"zachodniopomorskie\", \"source\": \"akademiasztuki_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"240189\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-23T13:11:00Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3851053/-dostawa-sprzetu-komputerowego-i-audiowizualnego-w-podziale-na-czesci-\"}",
            "content_hash": "a201dabf451b962db413ab9b7c6ab2b34b98abf7cdf72a7b5b3a7d9e00cce352",
            "prev_hash": "d99834ac5c05ffb8ee4ec952aaf0e5d440340a09c76f94d9990e42e2d4e5b0bf",
            "hash": "a4d5b58e0ddcd2e3277898ef0381633fb1f88b122a8b30b1201833f2de8c2cd9",
            "actor": null,
            "seal": null
        },
        {
            "version": 12,
            "recorded_at": "2026-11-01T06:45:21Z",
            "content": "{\"cpv\": \"30213100\", \"url\": \"https://akademiasztuki.ezamawiajacy.pl/pn/AKASZTUKI/demand/notice/public/240189/details\", \"buyer\": \"Akademia Sztuki w Szczecinie\", \"title\": \"„Dostawa sprzętu komputerowego i audiowizualnego w podziale na części”\", \"region\": \"zachodniopomorskie\", \"source\": \"akademiasztuki_ezamawiajacy\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"240189\", \"deadline_at\": \"2026-11-03T09:00:00Z\", \"notice_type\": \"Ogloszenie o zamowieniu\", \"published_at\": \"2026-10-23T13:11:00Z\", \"procedure_url\": \"https://akademiasztuki.ezamawiajacy.pl/pn/AKASZTUKI/demand/notice/public/240189/details\"}",
            "content_hash": "0cc2ec5575190ceca246b19a3782fc757e13a5393e56cfe23316c938c04b2272",
            "prev_hash": "a4d5b58e0ddcd2e3277898ef0381633fb1f88b122a8b30b1201833f2de8c2cd9",
            "hash": "61f8cb77e3a8f71070174a4b287d09ab7f0d802d0de807962efa6b91e5edf4a5",
            "actor": null,
            "seal": null
        }
    ]
}