Evidence row 1233640

What was observed

{
  "count": 12,
  "tools": [
    {
      "description": "PRO. Screen up to 200 names at once (customers, suppliers, counterparties) with adjustable match threshold; audit-ready summary with list version and timestamp.",
      "inputSchema": {
        "properties": {
          "access_token": {
            "description": "Subscriber token from /success (or Authorization: Bearer)",
            "type": "string"
          },
          "names": {
            "items": {
              "type": "string"
            },
            "type": "array"
          },
          "threshold": {
            "description": "0-100, default 60",
            "type": "number"
          }
        },
        "required": [
          "names"
        ],
        "type": "object"
      },
      "name": "batch_screen"
    },
    {
      "description": "PRO ($0.05). Global counterparty check: screen a person or company name against the UK, EU (FSF) and UN consolidated sanctions lists, and resolve it on GLEIF (by LEI or name), also screening the LEI legal name and its direct/ultimate parents. Each match carries list version, date and freshness.",
      "inputSchema": {
        "properties": {
          "access_token": {
            "description": "Subscriber token from /success (or Authorization: Bearer)",
            "type": "string"
          },
          "lei": {
            "description": "optional LEI to resolve and screen",
            "type": "string"
          },
          "lists": {
            "description": "comma list of uk,eu,un (default all)",
            "type": "string"
          },
          "name": {
            "type": "string"
          },
          "threshold": {
            "description": "0-100, default 70",
            "type": "number"
          }
        },
        "type": "object"
      },
      "name": "counterparty_check"
    },
    {
      "description": "PRO ($0.05). Screen up to 100 crypto wallet addresses against the OFAC SDN 'Digital Currency Address' entries in one call; per-address match with chain, SDN name, UID and programs, plus list date and source. Screening aid only, not legal or compliance advice; check the official OFAC list.",
      "inputSchema": {
        "properties": {
          "access_token": {
            "description": "Subscriber token from /success (or Authorization: Bearer)",
            "type": "string"
          },
          "addresses": {
            "description": "Up to 100 addresses",
            "items": {
              "type": "string"
            },
            "type": "array"
          }
        },
        "required": [
          "addresses"
        ],
        "type": "object"
      },
      "name": "crypto_address_batch_check"
    },
    {
      "description": "FREE. Screen one crypto wallet address against the OFAC SDN list's 'Digital Currency Address' entries (BTC/XBT, ETH, USDT, TRX, LTC, XMR, SOL and more). EVM 0x addresses match case-insensitively, others exactly. Returns match/no match with SDN name, UID, programs, list date and source. Screening aid only, not legal or compliance advice; check the official OFAC list.",
      "inputSchema": {
        "properties": {
          "address": {
            "description": "Wallet address, e.g. 0x... or bc1...",
            "type": "string"
          }
        },
        "required": [
          "address"
        ],
        "type": "object"
      },
      "name": "crypto_address_check"
    },
    {
      "description": "PRO. Full record (all aliases, regime, designation date, DOB, nationality) for a UK Sanctions List unique ID.",
      "inputSchema": {
        "properties": {
          "access_token": {
            "description": "Subscriber token from /success (or Authorization: Bearer)",
            "type": "string"
          },
          "id": {
            "type": "string"
          }
        },
        "required": [
          "id"
        ],
        "type": "object"
      },
      "name": "entity_detail"
    },
    {
      "description": "PRO ($0.05). Screen up to 100 names against the UK, EU (FSF) and UN sanctions lists in one call; per-name best match with list version, date and freshness.",
      "inputSchema": {
        "properties": {
          "access_token": {
            "description": "Subscriber token from /success (or Authorization: Bearer)",
            "type": "string"
          },
          "lists": {
            "type": "string"
          },
          "names": {
            "items": {
              "type": "string"
            },
            "type": "array"
          },
          "threshold": {
            "type": "number"
          }
        },
        "required": [
          "names"
        ],
        "type": "object"
      },
      "name": "global_batch_screen"
    },
    {
      "description": "PRO ($0.05). Full record for an EU FSF reference (e.g. EU.27.28) or UN reference (e.g. CDi.001) or UK unique ID, with list version, date and freshness.",
      "inputSchema": {
        "properties": {
          "access_token": {
            "description": "Subscriber token from /success (or Authorization: Bearer)",
            "type": "string"
          },
          "id": {
            "type": "string"
          }
        },
        "required": [
          "id"
        ],
        "type": "object"
      },
      "name": "global_entity_detail"
    },
    {
      "description": "FREE. GLEIF LEI lookup: pass an LEI (20 chars) for the full registration record, or a company name for the top 3 GLEIF matches (legal name, status, jurisdiction, registration number, lapsed flag).",
      "inputSchema": {
        "properties": {
          "lei": {
            "type": "string"
          },
          "name": {
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "lei_lookup"
    },
    {
      "description": "PRO. Designations by regime (e.g. Russia, Iran) and/or designated since a date.",
      "inputSchema": {
        "properties": {
          "access_token": {
            "description": "Subscriber token from /success (or Authorization: Bearer)",
            "type": "string"
          },
          "limit": {
            "type": "number"
          },
          "regime": {
            "type": "string"
          },
          "since": {
            "description": "DD/MM/YYYY or YYYY-MM-DD",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "regime_list"
    },
    {
      "description": "FREE. Screen one person or company name against the UK Sanctions List (FCDO/OFSI). Returns best 3 matches with score.",
      "inputSchema": {
        "properties": {
          "name": {
            "type": "string"
          }
        },
        "required": [
          "name"
        ],
        "type": "object"
      },
      "name": "sanctions_check"
    },
    {
      "description": "PRO ($0.01). Validate up to 500 UK sort code + account number pairs with the Vocalink/Pay.UK modulus rules (e.g. before a Bacs run or payee import).",
      "inputSchema": {
        "properties": {
          "access_token": {
            "description": "Subscriber token from /success (or Authorization: Bearer)",
            "type": "string"
          },
          "accounts": {
            "items": {
              "properties": {
                "account_number": {
                  "description": "6-10 digits",
                  "type": "string"
                },
                "sort_code": {
                  "description": "6 digits, e.g. 20-00-00",
                  "type": "string"
                }
              },
              "required": [
                "sort_code",
                "account_number"
              ],
              "type": "object"
            },
            "type": "array"
          }
        },
        "required": [
          "accounts"
        ],
        "type": "object"
      },
      "name": "sort_code_batch_check"
    },
    {
      "description": "FREE. Validate one UK sort code + account number with the Vocalink/Pay.UK modulus checking rules (MOD10, MOD11, double-alternate and all exceptions). No outside lookup.",
      "inputSchema": {
        "properties": {
          "account_number": {
            "description": "6-10 digits",
            "type": "string"
          },
          "sort_code": {
            "description": "6 digits, e.g. 20-00-00",
            "type": "string"
          }
        },
        "required": [
          "sort_code",
          "account_number"
        ],
        "type": "object"
      },
      "name": "sort_code_check"
    }
  ]
}

What the leaf hashes

{"body":"d16a61517a48e9028bb96ebb95c79e2dcf2dc28d756d3ed21fc4364572eb8e1c","id":1233640,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793347469887476,"prev":null,"subject":"3f3b501d-25c5-42f1-83f6-e121c617ab2c","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0x14d7617c31bc2a7c5f916df0f515ca52c0769467ce1d3f8fda4394d3ea3eaf8b
2. 0xf8b3227f0de02e95a0f3223a94f340fc1655962ad4f79c7bf0d657de0dbf0529
3. 0xa58b92e6d4603d018cb5423331ab0f724b1636028a49c09d0e115389096ce966
4. 0x3308343c94dfc7e4d06079f22b21c0fb1cb2225f3f191e48156921ebd9da3c13
5. 0x98e2bb388a7b9d75f9e927c5f8ca5151205ea8344a94665d94970f7aa3e789d2
6. 0x709816aacea1aaacc07bbb86b4e21a0d14167f847f7f92b658ab4556fbffdaac
7. 0x982129c3bf57fdecfa0da4c0fb4f6573ece63d97e73377716f1df8141874fb01
8. 0xffccb1c9e9d22dc39305935e3370c4ea24df186685fe724bbb51cc39e6439566
9. 0xfdc153cfcd6894dd682a91a2182858a1739a96a9d72f252dafb225437f40197e
10. 0x4e1aa76835d3f5f2aa657de66f4117c19c8b4a5800cb55b5412e01152b589119
11. 0x149fb9730dd573a3d99fd124d3c661a350883ea8435028f52151aebea1621535
12. 0x08cee1babbc898ae66b91eedddf9abc2d776eb07818ffbf102e023bb7c34edd7
13. 0xff3316df20da7d10eeb009ce403c3a10945e4f04644a76b6fa35f66715c99468
14. 0xe18460a4fef6812b03798b9b10352dd88bf2495282cb7665eff1cdfac9ef6888
15. 0x0313631fba69cc31784d20beec069335df13219f8a8a8a8831740bca4d4aa0a0
16. 0xe2a9872e1b6a01c55a7a8cc5c05c61f3933255db5c26b9c79be4011d28685b52
17. 0xb0c9ef42e725578748f3119c9dbebf2fc437266bda013df29f98ed3ebe621403
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861