Evidence row 547687

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://gogeta2-u35175.vm.elestio.app/agents/v1/payments/usdc-balance"
    ]
  ],
  "name": "USDC Balance on Base",
  "owner_address": "0xe414ad5c7542ce63d890526f0e2133ff8da6f22d",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xe414aD5c7542CE63D890526f0e2133ff8da6F22D",
        "scheme": "exact"
      }
    ],
    "description": "Current USDC balance of an address on Base or Base Sepolia (balanceOf on the official Circle contract).",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "address": "0xe414aD5c7542CE63D890526f0e2133ff8da6F22D"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "address": "0xe414ad5c7542ce63d890526f0e2133ff8da6f22d",
                "balance_raw": "0",
                "billing_unit": "address",
                "block_number": 52980236,
                "chain": "base",
                "chain_id": 8453,
                "generated_at": "2026-10-23T10:03:40Z",
                "price_usd": 0.001,
                "response_time_ms": 227,
                "source": "eth_call balanceOf on the official USDC contract",
                "sources": [
                  {}
                ],
                "usdc_balance": 0,
                "usdc_contract": "0x833589fcd6edb6e08f4c7c32d4f71b54bda02913"
              },
              "service": "usdc_balance"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "address": {
                      "description": "Address (0x...)",
                      "type": "string"
                    },
                    "chain": {
                      "default": "base",
                      "description": "base (default) or base-sepolia",
                      "enum": [
                        "base",
                        "base-sepolia"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "address"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1792822083/bazaar-icons/c9484d899d6f5520.png",
    "lastUpdated": "2026-10-27T18:10:25.584Z",
    "quality": {
      "l30DaysTotalCalls": 6,
      "l30DaysUniquePayers": 5,
      "lastCalledAt": "2026-10-27T18:10:24.901Z"
    },
    "resource": "https://gogeta2-u35175.vm.elestio.app/agents/v1/payments/usdc-balance",
    "serviceName": "USDC Balance on Base",
    "tags": [
      "usdc",
      "balance",
      "base",
      "wallet",
      "agent-payments"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Current USDC balance of an address on Base or Base Sepolia (balanceOf on the official Circle contract)."
}

What the leaf hashes

{"body":"7c47ab12b4e78a9296b4d205baa218780937ca55ad2f9ca2a51d2f9648069300","id":547687,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133214594293,"prev":425273,"subject":"x402_bazaar:https://gogeta2-u35175.vm.elestio.app/agents/v1/payments/usdc-balance","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. 0x3366efc9a1f8a3cce6e521133122c2d7c48ae2adf6bbc55bf7b054d0fcbbfa11
2. 0x3fb8da404611ce007e886e849a1fa80d7ea9ea0de786c379840aed547d32a5bf
3. 0xd8529c5c63099d4a6093f12cfe31b9e159a7e8b58e6d334821364db7f8875886
4. 0x455f35cdfa1984c92b448163f1f3174c71ba1dbae6518ca16e4cbf65912b66cf
5. 0x57c02ea9c7cead0555f185f0af58d780c5412ffff133addadf42c03c5923c3f7
6. 0xc22aba5f00d4226afd8532c32662fdeb50c0759280b460971d57530d537c0628
7. 0x7034703d1e2e22f1eaa74a14112af8687d58d75dc2909c36b27add6d3afa11b6
8. 0x48110a28b6c0caa14c8c2d9548c59584b67bdf8fff5a19620f6468812d4a6b48
9. 0x890d368e159dfaf98a372b7a60ff48efad3aa1dcaa72bebc2d79d35b1a121c62
10. 0xd3d883096cdd7470c18531d6293de9f98b9dba0495d9526f5561d7be24a87926
11. 0xcb89a70f40d4a54e11019bbf6ca92907e89dd0bd1af2c3499464c58d9b463f5a
12. 0x7c26e7a3f70416cc7cabc8e770eba81b50b410fc94aaae40ac450b47b34edecc
13. 0x5a83a2d5b2abb340c16172caf3ef83b831e168d2e94e4154a4ad72adcac5cad2
14. 0x595de2dea3b8fa56dbd6142dd78ae79f3e7169c631e41a844b100613abb3e430
15. 0x8360ee1105e4d9f9312067cbbfd47c69c5948665ae582b9684a580c8f4e199e1
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4