Evidence row 426304

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agent-data-tools.revmesh2074.workers.dev/op/call"
    ]
  ],
  "name": "Eth call, Optimism contract call",
  "owner_address": "0x2074c40346ae2a90e0e4a391bcee6f16bf5277f5",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2074C40346Ae2A90e0E4A391bceE6F16BF5277f5",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x2074C40346Ae2A90e0E4A391bceE6F16BF5277f5",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0x2074C40346Ae2A90e0E4A391bceE6F16BF5277f5",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "82wfSCZhCmZA7zwqqt6Q3FG8nqYBwUvbThP6M97fa9Q6",
        "scheme": "exact"
      }
    ],
    "description": "Eth call, Optimism contract call. Read-only contract call on Optimism (eth_call): send ABI-encoded calldata to a contract at the latest block and get the raw return data, without a transaction or gas. Use to read any view function that has no dedicated tool (the example reads USDC totalSupply, selector 0x18160ddd); decode the result with the function's ABI. Calldata up to 8 KB; a call that reverts is 422 with the reason, uncharged.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "data": "0x18160ddd",
              "to": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "block": 123456789,
              "chain": "Optimism",
              "chainId": 10,
              "data": "0x18160ddd",
              "result": "0x00000000000000000000000000000000000000000000000000038d7ea4c68000",
              "resultBytes": 32,
              "to": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "data": {
                      "description": "0x ABI-encoded calldata: 4-byte selector plus arguments",
                      "examples": [
                        "0x18160ddd"
                      ],
                      "type": "string"
                    },
                    "from": {
                      "description": "Optional 0x sender address for calls that check msg.sender",
                      "examples": [
                        "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"
                      ],
                      "pattern": "^0x[0-9a-fA-F]{40}$",
                      "type": "string"
                    },
                    "to": {
                      "description": "0x contract address to call",
                      "examples": [
                        "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85"
                      ],
                      "pattern": "^0x[0-9a-fA-F]{40}$",
                      "type": "string"
                    }
                  },
                  "required": [
                    "to",
                    "data"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "block": {
                      "type": "number"
                    },
                    "chain": {
                      "type": "string"
                    },
                    "chainId": {
                      "type": "number"
                    },
                    "data": {
                      "type": "string"
                    },
                    "result": {
                      "type": "string"
                    },
                    "resultBytes": {
                      "type": "number"
                    },
                    "to": {
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "builder-code": {
        "info": {
          "a": "bc_09e30bdm"
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "a": {
              "description": "App builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            },
            "s": {
              "description": "Service builder codes",
              "items": {
                "pattern": "^[a-z0-9_]{1,32}$",
                "type": "string"
              },
              "maxItems": 11,
              "type": "array"
            },
            "w": {
              "description": "Wallet builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            }
          },
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1792567527/bazaar-icons/a67d2da18841a325.png",
    "lastUpdated": "2026-10-27T01:03:13.615Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-27T01:03:13.487Z"
    },
    "resource": "https://agent-data-tools.revmesh2074.workers.dev/op/call",
    "serviceName": "Eth call, Optimism contract call",
    "tags": [
      "eth-call",
      "contract-call",
      "optimism",
      "contract",
      "read"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Eth call, Optimism contract call. Read-only contract call on Optimism (eth_call): send ABI-encoded calldata to a contract at the latest block and get the raw return data, without a transaction or gas. Use to read any view function that has no dedicated tool (the example reads USDC totalSupply, selector 0x18160ddd); decode the result with the function's ABI. Calldata up to 8 KB; a call that reverts is 422 with the reason, uncharged."
}

What the leaf hashes

{"body":"de8f4cd48dd44e1917d19d08d02236f5bbf4b1df2d2096ba63259b9e9cc56aa0","id":426304,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793086232721789,"prev":408676,"subject":"x402_bazaar:https://agent-data-tools.revmesh2074.workers.dev/op/call","subject_kind":"source_record"}

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. 0x152fbccf2568dcc9b53bdaaf0a168560f516adb2170414726915f158f8ceb8bd
2. 0x35da3e34f32d756337fa5ca9334b3b98c1b30c5997937476c830eba385f3d4bc
3. 0xd6809a338adf00bab6fb40a88cb37e1890256352696e5ffa2553c51c1d813f8e
4. 0x62fc90f39e30b7a21b341154414c9b7ac01801658254594bb019df49023cf781
5. 0xcfe9fd775fb988b88f33bdde18cbdbcfd17dd48535bdd60a74fc20cccc1d63e2
6. 0x1d11af4fff6269b0db29cbacbe1a4eab7112385a457babaef3117a413e22c04e
7. 0x27892f0da88661adbb4a3e8d8aa1d70c012bb094eb019ed98421c22ec561869d
8. 0x06f9e277e43648409709cbe2fdeb8124f00359e0bb8821ebb3df8a17fe8c4f0a
9. 0xffc6db64aa482ddb64a2b59dab6dafd7da530b76f8757dd7e86d303ed52f4417
10. 0xc34753bf17f83a57b3390cfcf8bfcaea73c25e4d243adce4f4fd1a81916e90fd
11. 0x9e947eb3c86df14ac44eada3cf18f3014afb9e8b087fe1322e63ef26dea3d049
12. 0x7cac66284a22c84861ef245248a5242a95b1ad6d2755b690ffdf86f14742a9be
13. 0xfae7ed2d06f4d6ced86c104b6381c26d795f82be10e6314b53b0524bd75a292f
14. 0x52c5141da0cbee106a30396ee7d1360fd22f55084aca2ca436c8007892775670
15. 0x6913cb48392acb8dc5c940dcdb6e6fc889d544f85dff11da249551a5f027e688
16. 0x518b93854db03dc9fc938883abf30da6eaae5ae0d4336903968fd32a7df8c71b
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4