{
    "tender_id": 5173350,
    "check": {
        "ok": true,
        "versions": 6,
        "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": "2026-11-04T09:56:25Z",
            "content": "{\"cpv\": \"31500000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3871084/dostawa-listew-ledowych\", \"buyer\": \"Narodowy Stary Teatr im. Heleny Modrzejewskiej w Krakowie\", \"title\": \"dostawa listew ledowych\", \"region\": \"malopolskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3871084\", \"deadline_at\": \"2026-11-12T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T09:56:26Z\"}",
            "content_hash": "8cb6fd30a0a7f4cfe662f350fa434865e59c2057bf1a0c5b94bc67b13880e5c2",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "21b3f052d08667b005ed6b82e4eff7168cfd2f3b8764f46846ee83b390e223f5",
            "actor": null,
            "seal": {
                "id": 12,
                "digest": "e23c0f5a7e440e937f514487a150dc1be40887f39a941304e364e5e94a4b77fc",
                "file": "https://tenderiq.pl/rejestr/pieczec-12.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-12.txt.ots",
                "bitcoin_block": 974604
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-11-04T10:46:30Z",
            "content": "{\"cpv\": \"31500000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3871084/dostawa-listew-ledowych\", \"buyer\": \"Narodowy Stary Teatr im. Heleny Modrzejewskiej w Krakowie\", \"title\": \"dostawa listew ledowych\", \"region\": \"malopolskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3871084\", \"deadline_at\": \"2026-11-12T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T09:56:26Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3869013/dostawa-listew-ledowych\"}",
            "content_hash": "75200ebf36a265128c99a5b189c0fb78bad78ce414fff3b2125c4e1d5f255d70",
            "prev_hash": "21b3f052d08667b005ed6b82e4eff7168cfd2f3b8764f46846ee83b390e223f5",
            "hash": "0ff33e75458d28b560d684dc987e09621fbf8118b68371d5e3bc2dd62f4675b2",
            "actor": null,
            "seal": {
                "id": 12,
                "digest": "e23c0f5a7e440e937f514487a150dc1be40887f39a941304e364e5e94a4b77fc",
                "file": "https://tenderiq.pl/rejestr/pieczec-12.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-12.txt.ots",
                "bitcoin_block": 974604
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-11-08T08:47:01Z",
            "content": "{\"cpv\": \"31500000\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3871084/dostawa-listew-ledowych\", \"buyer\": \"Narodowy Stary Teatr im. Heleny Modrzejewskiej w Krakowie\", \"title\": \"dostawa listew ledowych\", \"region\": \"malopolskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3871084\", \"deadline_at\": \"2026-11-12T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T09:56:26Z\", \"procedure_url\": \"https://stary.ezamawiajacy.pl/pn/stary/demand/notice/public/241482/details\"}",
            "content_hash": "2ebe3f15e225f4e48f99ad3fd56cd8017825eb222e613412626e4b9dbf6bd4b0",
            "prev_hash": "0ff33e75458d28b560d684dc987e09621fbf8118b68371d5e3bc2dd62f4675b2",
            "hash": "9dc9a9229f10aee951ae3b394ceb2e3f1c8ad6e6d830a2f61adb1e6f25b02e97",
            "actor": null,
            "seal": {
                "id": 16,
                "digest": "72f8a05824ed8e52a6b46652732fcf18b4e959a25ba079607d2201da248317e1",
                "file": "https://tenderiq.pl/rejestr/pieczec-16.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-16.txt.ots",
                "bitcoin_block": 975121
            }
        },
        {
            "version": 4,
            "recorded_at": "2026-11-08T16:25:42Z",
            "content": "{\"cpv\": \"31521320\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3871084/dostawa-listew-ledowych\", \"buyer\": \"Narodowy Stary Teatr im. Heleny Modrzejewskiej w Krakowie\", \"title\": \"dostawa listew ledowych\", \"region\": \"malopolskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3871084\", \"deadline_at\": \"2026-11-12T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T09:56:26Z\", \"procedure_url\": \"https://stary.ezamawiajacy.pl/pn/stary/demand/notice/public/241482/details\"}",
            "content_hash": "d24ac7bda071d2823e62bfc67a247e6765aafee95c354be5ec92b909ea06ca21",
            "prev_hash": "9dc9a9229f10aee951ae3b394ceb2e3f1c8ad6e6d830a2f61adb1e6f25b02e97",
            "hash": "380f7bf8664958c6b67aee64ef271aca771a4a5e7116bc8b64e03ff73237d9a5",
            "actor": null,
            "seal": {
                "id": 16,
                "digest": "72f8a05824ed8e52a6b46652732fcf18b4e959a25ba079607d2201da248317e1",
                "file": "https://tenderiq.pl/rejestr/pieczec-16.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-16.txt.ots",
                "bitcoin_block": 975121
            }
        },
        {
            "version": 5,
            "recorded_at": "2026-11-08T16:45:45Z",
            "content": "{\"cpv\": \"31521320\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3871084/dostawa-listew-ledowych\", \"buyer\": \"Narodowy Stary Teatr im. Heleny Modrzejewskiej w Krakowie\", \"title\": \"dostawa listew ledowych\", \"region\": \"malopolskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3871084\", \"deadline_at\": \"2026-11-12T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T09:56:26Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3869013/dostawa-listew-ledowych\"}",
            "content_hash": "4a370a77b2080cc5f8f907105acd253ee381ba9cabcbecab6d7497d802d22d59",
            "prev_hash": "380f7bf8664958c6b67aee64ef271aca771a4a5e7116bc8b64e03ff73237d9a5",
            "hash": "2f7b140b5f236fc2b4474a39cac0af857cefa28441493b2403189250b65e23b3",
            "actor": null,
            "seal": {
                "id": 16,
                "digest": "72f8a05824ed8e52a6b46652732fcf18b4e959a25ba079607d2201da248317e1",
                "file": "https://tenderiq.pl/rejestr/pieczec-16.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-16.txt.ots",
                "bitcoin_block": 975121
            }
        },
        {
            "version": 6,
            "recorded_at": "2026-11-08T23:38:43Z",
            "content": "{\"cpv\": \"31521320\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3871084/dostawa-listew-ledowych\", \"buyer\": \"Narodowy Stary Teatr im. Heleny Modrzejewskiej w Krakowie\", \"title\": \"dostawa listew ledowych\", \"region\": \"malopolskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3871084\", \"deadline_at\": \"2026-11-12T13:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-11-04T09:56:26Z\", \"procedure_url\": \"https://stary.ezamawiajacy.pl/pn/stary/demand/notice/public/241482/details\"}",
            "content_hash": "d24ac7bda071d2823e62bfc67a247e6765aafee95c354be5ec92b909ea06ca21",
            "prev_hash": "2f7b140b5f236fc2b4474a39cac0af857cefa28441493b2403189250b65e23b3",
            "hash": "4c95f3392e0dc36fc30c6159a415dcd7babecb8f924cc692d246ebe4f5b8e509",
            "actor": null,
            "seal": null
        }
    ]
}