Evidence row 71397

Observed 26 Oct 2026, 14:38 UTC, by baseline/1.

Kind: listing
About: source_record x402_bazaar:https://automaton-tx-explainer.vercel.app/v1/ethereum/approvals
Recorded: 26 Oct 2026, 14:38 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: a10213f394f86390b16275145611a98ec41d87c8caa061126ec0c11cddd10c52
Leaf: 0x685bc225a9844505fa1130c6931438bf95e819e9666cd74ef0cbe2ea497a88ab

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://automaton-tx-explainer.vercel.app/v1/ethereum/approvals"
    ]
  ],
  "name": "Ethereum Token Approval Check",
  "owner_address": "0x679af3a893edd0aef4ac4c7776ba581b238c0717",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x679af3a893eDd0AeF4ac4c7776Ba581b238C0717",
        "scheme": "exact"
      }
    ],
    "description": "Check a Ethereum wallet's ERC-20 approvals: allowances for 8 major tokens (USDC, USDT, WETH, DAI...) to common spenders (Permit2, Uniswap Universal Router v4, Uniswap Universal Router, Uniswap SwapRouter02...); flags unlimited approvals.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "address": "0x28C6c06298d514Db089934071355E5743bf21d60"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "checkedPairs": 64,
              "nonZeroApprovals": [
                {
                  "allowance": "unlimited",
                  "spender": "Permit2",
                  "token": "USDC",
                  "unlimited": true
                }
              ],
              "owner": "0x...",
              "unlimitedCount": 1
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "address": {
                      "description": "Ethereum wallet address (owner)",
                      "pattern": "^0x[0-9a-fA-F]{40}$",
                      "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"
        }
      },
      "builder-code": {
        "info": {
          "a": "bc_a1qq0mzd"
        },
        "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"
        }
      }
    },
    "lastUpdated": "2026-10-24T18:04:38.52Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-24T18:04:38.358Z"
    },
    "resource": "https://automaton-tx-explainer.vercel.app/v1/ethereum/approvals",
    "serviceName": "Ethereum Token Approval Check",
    "tags": [
      "ethereum",
      "onchain",
      "evm",
      "crypto"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Check a Ethereum wallet's ERC-20 approvals: allowances for 8 major tokens (USDC, USDT, WETH, DAI...) to common spenders (Permit2, Uniswap Universal Router v4, Uniswap Universal Router, Uniswap SwapRouter02...); flags unlimited approvals."
}

What the leaf hashes

{"body":"a10213f394f86390b16275145611a98ec41d87c8caa061126ec0c11cddd10c52","id":71397,"kind":"listing","method":"baseline/1","observed_us":1793025482100384,"prev":null,"subject":"x402_bazaar:https://automaton-tx-explainer.vercel.app/v1/ethereum/approvals","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).
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Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON