Evidence row 2936350

What was observed

{
  "count": 11,
  "tools": [
    {
      "description": "Shows what a business in a country is asked for when it signs up: the company types its registry recognises and what that registry calls the standard documents. Use it when a business owner asks what they need to get started.",
      "inputSchema": {
        "properties": {
          "country": {
            "pattern": "^[A-Z]{2}$",
            "type": "string"
          }
        },
        "required": [
          "country"
        ],
        "type": "object"
      },
      "name": "get_business_requirements"
    },
    {
      "description": "Lists where money can be paid out to a bank account: the country, the currency it arrives in, the method, the fee, the largest amount and how fast it arrives, for personal and business accounts. Give a country, a currency or both. Use it when someone asks whether they can send money to a country, what it costs or how long it takes.",
      "inputSchema": {
        "properties": {
          "country": {
            "pattern": "^[A-Z]{2}$",
            "type": "string"
          },
          "currency": {
            "pattern": "^[A-Z]{3}$",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "get_payout_options"
    },
    {
      "description": "Shows how the mid-market exchange rate from US dollars to another currency has moved over the last 24 hours, 7 days, 30 days, 90 days or a year. Mid-market is the rate before any fees, so it is not the rate a payment is priced at, and a past series is no forecast. Use it when someone asks how a currency has moved against the dollar. Don't forecast the rate or advise when to convert, all at once or in stages, from this or any other source.",
      "inputSchema": {
        "properties": {
          "currency": {
            "pattern": "^[A-Z]{3}$",
            "type": "string"
          },
          "range": {
            "enum": [
              "24h",
              "7d",
              "30d",
              "90d",
              "1y"
            ],
            "type": "string"
          }
        },
        "required": [
          "currency",
          "range"
        ],
        "type": "object"
      },
      "name": "get_rate_history"
    },
    {
      "description": "Estimates how many US dollars arrive in a Poplin account when someone pays into its receiving bank account in another currency, with the rate, the fees and the deposit limits, for personal and business accounts at standard pricing. Use it when someone asks what they would receive for a payment in a currency such as EUR or GBP. It is an estimate; the final terms are shown in the Poplin app.",
      "inputSchema": {
        "properties": {
          "amount": {
            "maxLength": 40,
            "type": "string"
          },
          "currency": {
            "pattern": "^[A-Z]{3}$",
            "type": "string"
          }
        },
        "required": [
          "currency",
          "amount"
        ],
        "type": "object"
      },
      "name": "get_receive_quote"
    },
    {
      "description": "Lists the currencies Poplin can open a receiving bank account in, whether the account takes payments from other people, and the fee and deposit limits for personal and business accounts. Pass a country to see whether people living there can open each account. Use it when someone asks how to get paid by bank transfer, in which currencies, or what it costs.",
      "inputSchema": {
        "properties": {
          "country": {
            "pattern": "^[A-Z]{2}$",
            "type": "string"
          },
          "currency": {
            "pattern": "^[A-Z]{3}$",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "get_receiving_accounts"
    },
    {
      "description": "Estimates paying a bank account from a Poplin account: how much is sent in US dollars, how much arrives in the other currency, the rate, the fees, the limits and how fast it arrives, for personal and business accounts at standard pricing. Use it when someone asks what a payment would cost or how much the recipient would get. It is an estimate; the final terms are shown in the Poplin app before anything is confirmed.",
      "inputSchema": {
        "properties": {
          "amount": {
            "maxLength": 40,
            "type": "string"
          },
          "amount_is": {
            "default": "sent",
            "enum": [
              "sent",
              "received"
            ],
            "type": "string"
          },
          "country": {
            "pattern": "^[A-Z]{2}$",
            "type": "string"
          },
          "currency": {
            "pattern": "^[A-Z]{3}$",
            "type": "string"
          }
        },
        "required": [
          "currency",
          "amount"
        ],
        "type": "object"
      },
      "name": "get_send_quote"
    },
    {
      "description": "Lists the networks that stablecoins such as USDC can be received from and sent to, with the fee and speed for each, and Poplin's home network. Use it only when someone asks about stablecoin deposits or sends.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "get_stablecoin_networks"
    },
    {
      "description": "Estimates the fee and speed of sending USDC from Poplin to another network, such as Base or Ethereum, for a fast and a standard transfer. Use it only when someone asks about sending stablecoins to another network.",
      "inputSchema": {
        "properties": {
          "amount": {
            "maxLength": 40,
            "type": "string"
          },
          "network": {
            "enum": [
              "ethereum",
              "base",
              "arbitrum",
              "optimism",
              "polygon",
              "avalanche",
              "unichain",
              "linea",
              "codex",
              "sonic",
              "worldchain",
              "monad",
              "xdc",
              "hyperevm",
              "ink",
              "plume",
              "arc",
              "edge",
              "morph",
              "pharos",
              "cronos"
            ],
            "type": "string"
          }
        },
        "required": [
          "network",
          "amount"
        ],
        "type": "object"
      },
      "name": "get_stablecoin_transfer_quote"
    },
    {
      "description": "Says which countries people can sign up to Poplin from, including any regions that are excluded, and which countries money can be sent to. Pass a country to check one. Use it when someone asks whether Poplin works where they live or where they want to send money.",
      "inputSchema": {
        "properties": {
          "country": {
            "pattern": "^[A-Z]{2}$",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "get_supported_countries"
    },
    {
      "description": "Lists the banks a bank payout can reach in a country, with the other names people know them by. Use it when someone asks whether a particular bank is supported. Only some countries have a bank list.",
      "inputSchema": {
        "properties": {
          "country": {
            "pattern": "^[A-Z]{2}$",
            "type": "string"
          },
          "currency": {
            "pattern": "^[A-Z]{3}$",
            "type": "string"
          }
        },
        "required": [
          "country"
        ],
        "type": "object"
      },
      "name": "list_banks"
    },
    {
      "description": "Lists Poplin's published legal documents, such as the terms of service, privacy policy and risk disclosure, with a link to the full text of each. Use it when someone asks about Poplin's terms, policies or what it doesn't allow. It returns links, not summaries.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "list_legal_documents"
    }
  ]
}

What the leaf hashes

{"body":"078c2375d9445c52e5e33d98da40adda6c868ffe3b6a441403cc9e5248d96bea","id":2936350,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793761442075891,"prev":2080673,"subject":"c7f1b8eb-448e-498c-abb6-9af6b7ad1f4b","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0xd8798e8bf0683a94db411d6fe687a956a706fbcc89c5e9bdca5dc3ac798aefaa
2. 0x1a5b17282da3d949778a813c6d7b90100f71b32609f31d7998387d2bb3d2e222
3. 0x79664d64602b2657e0eaf5656cd8d3f3b77b83df520d55b2d49c96856d61b52c
4. 0xd6575710fc02ee1d9270885e13b9cc6b13277759f6661d68cdab039adcd78c18
5. 0x25f54de5ec648cd2053015f95a57e6691a68e36b29b7dc058fd2f32206e3c05e
6. 0x614f968adcba881d83ccdef467bfbd1067c68f095c488bf4be1f3e1dc7fd2bed
7. 0xfccf165da5a89e9d226ebe6143f5bc6312a85575158f34ad44912c36280256c3
8. 0xc0ad0ce0593bb92e73a201a1db263460e038c0b3a4a978f9acd1e6104d9dde2c
9. 0x9cb5f449a584d2c995e0e6b8586dc17cbfebca84947d5e756ac73c007f7d34f7
10. 0x7cd9b712cb9d872e5ece82c70027685cd6a95c842f21645a3c0757f73194b130
11. 0xe0b16e168d024d3f010a66de16fcc811b1a388b06bea59a755436d5ef7ec2a33
12. 0x5c4f9f1f9d4b5078fceb5f70f2136ee1c1df4c695b42dafebc675134f1a84eb5
13. 0x813281b9669fffc17511699d717b3cff3b49fca18b16e1c77811b0d36468f330
14. 0x07f781e70c12f59067840cf8a82ad38380528bd5d9a968225fedcf9a7fcf613a
15. 0x967a13436a6fe02491b940f63f3275048d17df8ea0d3831beb3e7ebf52a46e50
16. 0x1ea547989ac488dff8da9e79b0ab4cffe98cb60fb4c76ae15e4a1f53a247e0be
17. 0x7efb735f8d49bcac59a20b148718d382f32a05352c0255ebbd501ca73055453d
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345