Evidence row 468425

What was observed

{
  "count": 1,
  "tools": [
    {
      "description": "Costs 0.007 USDC on Arc per lookup. Inspect an original or wrapped token on Arc or Base using Circle CTS, CrossChainTokenService and CCTP. Returns token roles, counterpart addresses, wrapped supply, contract checks and block evidence. No bridge execution. A missing bridge is a valid paid result. Requires an x402-capable client; never request private keys.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "chain": {
            "description": "Chain containing the input address; omit to inspect both Arc and Base.",
            "enum": [
              "arc",
              "base",
              "5042",
              "8453"
            ],
            "type": "string"
          },
          "finality": {
            "default": "latest",
            "description": "Block finality used for the lookup.",
            "enum": [
              "latest",
              "finalized"
            ],
            "type": "string"
          },
          "token": {
            "description": "Original or wrapped ERC-20 contract address to check. Replace the example with any Arc or Base token address.",
            "pattern": "^0x[0-9a-fA-F]{40}$",
            "type": "string"
          }
        },
        "required": [
          "token"
        ],
        "type": "object"
      },
      "name": "lookup_ownerless_bridge"
    }
  ]
}

What the leaf hashes

{"body":"d02a582d8280a0125cb8b28c177b989a5f2e5b20fac02c26815073ad83f2653f","id":468425,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793103812056799,"prev":null,"subject":"1a3a740f-77f2-4c96-8a75-a50b87aeb88c","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x82108173a7b523e0e7f25be6132dd59f55524353aa2a1d71b6dbad2d210949ff
2. 0x05b07354667bc87a7c39a12557418965dec1aa58c47a207597abe1b15c3cb8e9
3. 0xc6b9485bfe3b529ef660c31470cc016cd4bd8c643e9b6cddbb78814fb17914ae
4. 0x55ac72bbd9c52429b21ec71ec36f4cf8b326c887cfc18968e52ee47bd4657556
5. 0x7b70c84c99cbcc2162800713284994a062177fcc2c818364a5d17e5abe28f5da
6. 0xa998e94be6df0c039f4d76ae4228eefe5634449b663f2c50fa3fe856554b82df
7. 0xadd4fa7194ebf4fc1c66a5e76e8d44f237649f493d4600d41e9f615c4f2f0250
8. 0x64fbef1e76f8cf4739095d30afd9a241710f9315e561316530ae9ab7f1ceec12
9. 0x87955502b06eabbe569bfe0dd97c1b308c4a25ac3ddeb7e54e6d43a6a9b16bb9
10. 0xa353e91f2ffc2fba2189ca04fea8b40a85257331c62b528369e8ba2322997237
11. 0x164039927a75bda6275a106556896901626c20428ab1c29de73c4cd508bb0969
12. 0x4cf7b6120bfa84e107b8f1b7be613b553fa250042dc0db95890566416a94d682
13. 0xe38e66e8bf48306ee42504c4df50c2052cc9230af02e2ae6ff66da20232bf797
14. 0xfa0c8e8f1a1710ff197533b0a28208f2e168afe71abb7bb3416e09d1ac371d60
15. 0x3c500ec3d3edf0c74b87a6ca8fcd77656bfbe03db3d478bd0c184d0c88839c6b
16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4