{
    "tender_id": 3724862,
    "check": {
        "ok": true,
        "versions": 5,
        "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": "2026-10-28T04:54:40Z",
            "content": "{\"cpv\": \"39296100\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856396/zapytanie-ofertowe-nr-03-sd-ngo-2026\", \"buyer\": \"Europejski Dom Spotkań-Fundacja Nowy Staw\", \"title\": \"ZAPYTANIE OFERTOWE nr 03/SD/NGO/2026\", \"region\": \"pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3856396\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T04:54:41Z\"}",
            "content_hash": "75ae381bd629749e88cdc61f8e07a7f3bbd739ffe02bc9194943c6adefc7b9f7",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "7752302af6984159b3235e3267bf158393beb2888aa1e372547de13197a37c9a",
            "actor": null,
            "seal": {
                "id": 5,
                "digest": "0659ce1e2aadd7f69ed1ff4603a4290c070eaa14bbeed28a3c9a7cc2127acae9",
                "file": "https://tenderiq.pl/rejestr/pieczec-5.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-5.txt.ots",
                "bitcoin_block": 973609
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-28T05:45:42Z",
            "content": "{\"cpv\": \"39296100\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856396/zapytanie-ofertowe-nr-03-sd-ngo-2026\", \"buyer\": \"Europejski Dom Spotkań-Fundacja Nowy Staw\", \"title\": \"ZAPYTANIE OFERTOWE nr 03/SD/NGO/2026\", \"region\": \"pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3856396\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T04:54:41Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3854137/zapytanie-ofertowe-nr-1-sz-dds-2026\"}",
            "content_hash": "913f833603b340a755b238bb0ae233b199a95e01aa09f4ca7a674def22b794ae",
            "prev_hash": "7752302af6984159b3235e3267bf158393beb2888aa1e372547de13197a37c9a",
            "hash": "7a875f16dafe663c89ba74f8657f5e30e650b3e00353d41e4681f4f0de63c567",
            "actor": null,
            "seal": {
                "id": 5,
                "digest": "0659ce1e2aadd7f69ed1ff4603a4290c070eaa14bbeed28a3c9a7cc2127acae9",
                "file": "https://tenderiq.pl/rejestr/pieczec-5.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-5.txt.ots",
                "bitcoin_block": 973609
            }
        },
        {
            "version": 3,
            "recorded_at": "2026-10-28T22:45:36Z",
            "content": "{\"cpv\": \"39296100\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856396/zapytanie-ofertowe-nr-03-sd-ngo-2026\", \"buyer\": \"Europejski Dom Spotkań-Fundacja Nowy Staw\", \"title\": \"ZAPYTANIE OFERTOWE nr 03/SD/NGO/2026\", \"region\": \"pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3856396\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T04:54:41Z\", \"procedure_url\": \"https://www.gov.pl/web/infrastruktura/zapytanie-ofertowe-z-27102026-r\"}",
            "content_hash": "d8f385d9be8212819b7e5e76c3be537099012ae79289b3143bba79d54bb69e5e",
            "prev_hash": "7a875f16dafe663c89ba74f8657f5e30e650b3e00353d41e4681f4f0de63c567",
            "hash": "4f625c11659b64838b95eecdf50dd1a1c718a0cbb1bc6ee7bea2841e83b37663",
            "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": "2026-10-28T23:31:46Z",
            "content": "{\"cpv\": \"39296100\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856396/zapytanie-ofertowe-nr-03-sd-ngo-2026\", \"buyer\": \"Europejski Dom Spotkań-Fundacja Nowy Staw\", \"title\": \"ZAPYTANIE OFERTOWE nr 03/SD/NGO/2026\", \"region\": \"pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3856396\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T04:54:41Z\", \"procedure_url\": \"https://bazakonkurencyjnosci.funduszeeuropejskie.gov.pl/ogloszenia/296085\"}",
            "content_hash": "a950ce8814c01b4bfe730a58611bc099f5929fbfd2b6ecb2a37273c3e419074f",
            "prev_hash": "4f625c11659b64838b95eecdf50dd1a1c718a0cbb1bc6ee7bea2841e83b37663",
            "hash": "8dffe8c80ec0b2737c997c2066d93ebc144196b16a290eda8bb4a6c8d0d88e5a",
            "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": "2026-10-29T05:45:52Z",
            "content": "{\"cpv\": \"39296100\", \"url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3856396/zapytanie-ofertowe-nr-03-sd-ngo-2026\", \"buyer\": \"Europejski Dom Spotkań-Fundacja Nowy Staw\", \"title\": \"ZAPYTANIE OFERTOWE nr 03/SD/NGO/2026\", \"region\": \"pomorskie\", \"source\": \"oneplace_marketplanet\", \"status\": \"active\", \"cpv_more\": [], \"source_id\": \"3856396\", \"deadline_at\": \"2026-11-04T09:00:00Z\", \"notice_type\": \"Zapytanie ofertowe\", \"published_at\": \"2026-10-28T04:54:41Z\", \"procedure_url\": \"https://oneplace.marketplanet.pl/zapytania-ofertowe-przetargi/-/rfp/view/3854137/zapytanie-ofertowe-nr-1-sz-dds-2026\"}",
            "content_hash": "913f833603b340a755b238bb0ae233b199a95e01aa09f4ca7a674def22b794ae",
            "prev_hash": "8dffe8c80ec0b2737c997c2066d93ebc144196b16a290eda8bb4a6c8d0d88e5a",
            "hash": "91f2fdc83d5036b16bbc2111ded9509dc0e7dd03f85b96129791fde63e79965b",
            "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
            }
        }
    ]
}