{
    "tender_id": 3375151,
    "check": {
        "ok": true,
        "versions": 2,
        "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": "2026-10-26T10:05:15Z",
            "content": "{\"cpv\": \"45223220\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/737851-2026\", \"buyer\": \"COMMUNAUTE D'AGGLOMERATION VALENCIENNES METROPOLE\", \"title\": \"Francja – Roboty zadaszeniowe – Travaux de réhabilitation du Centre National des Arts de la Rue et de l'Espace Public (CNAREP)\", \"source\": \"ted_fra\", \"status\": \"active\", \"cpv_more\": [\"45261215\", \"45316110\", \"45421000\", \"45430000\", \"44316500\", \"45112710\", \"45110000\", \"45261210\", \"45261100\", \"45262650\", \"45261420\", \"45410000\", \"45330000\", \"45331000\", \"45442100\", \"45311200\"], \"location\": \"FRE11, FRA, FRE11, FRE11, FRE11, FRE11, FRE11, FRE11, FRE11, FRE11, FRE11, FRE11, FRE11, FRA, FRA, FRA, FRA, FRA, FRA, FRA, FRA, FRA, FRA, FRA\", \"source_id\": \"737851-2026\", \"deadline_at\": \"2026-11-23T10:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-10-26T01:00:00Z\"}",
            "content_hash": "12bc395a67944dd7f11b2e976aa53db6aa86b15eff4f3a099e122f73912fa14a",
            "prev_hash": "0000000000000000000000000000000000000000000000000000000000000000",
            "hash": "68e026959833aff2f569b4a804b0acac8d325ae8ab6b221f95bd4c40338f8204",
            "actor": null,
            "seal": {
                "id": 3,
                "digest": "1119fd2ade60dc88ac794742ff488b9486e8a488f9d77cc6d6a9444474dc1c77",
                "file": "https://tenderiq.pl/rejestr/pieczec-3.txt",
                "proof": "https://tenderiq.pl/rejestr/pieczec-3.txt.ots",
                "bitcoin_block": 973309
            }
        },
        {
            "version": 2,
            "recorded_at": "2026-10-26T23:17:56Z",
            "content": "{\"cpv\": \"45223220\", \"url\": \"https://ted.europa.eu/pl/notice/-/detail/737851-2026\", \"buyer\": \"COMMUNAUTE D'AGGLOMERATION VALENCIENNES METROPOLE\", \"title\": \"Francja – Roboty zadaszeniowe – Prace rewitalizacyjne Centrum Narodowego Centrum Sztuki ulicznej i Przestrzeni Publicznej (CNAREP)\", \"source\": \"ted_fra\", \"status\": \"active\", \"cpv_more\": [\"45261215\", \"45316110\", \"45421000\", \"45430000\", \"44316500\", \"45112710\", \"45110000\", \"45261210\", \"45261100\", \"45262650\", \"45261420\", \"45410000\", \"45330000\", \"45331000\", \"45442100\", \"45311200\"], \"location\": \"FRE11, FRA, FRE11, FRE11, FRE11, FRE11, FRE11, FRE11, FRE11, FRE11, FRE11, FRE11, FRE11, FRA, FRA, FRA, FRA, FRA, FRA, FRA, FRA, FRA, FRA, FRA\", \"source_id\": \"737851-2026\", \"deadline_at\": \"2026-11-23T10:00:00Z\", \"notice_type\": \"Ogłoszenie TED\", \"published_at\": \"2026-10-26T01:00:00Z\"}",
            "content_hash": "e23d0dc130180953bacc9eece2731e6fff6582291e2a8e2bd9456d8b5ccb58f1",
            "prev_hash": "68e026959833aff2f569b4a804b0acac8d325ae8ab6b221f95bd4c40338f8204",
            "hash": "ed226e2f43e2651aae400540cbc4dfb6f606b1d4c1e5b772ba3efc385c41bf68",
            "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
            }
        }
    ]
}