Evidence row 3766689

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://automaton-tx-explainer.vercel.app/v1/optimism/tx"
    ]
  ],
  "name": "Optimism Tx Explainer",
  "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": "Use when: what did this Optimism transaction do? Explain a Optimism transaction: status, fee, decoded method + args (openchain signature DB), and ERC-20 transfers with symbols and human amounts.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "hash": "0xc0f955bb7f363652ec6d91406b7f14be19bd0d6bbcb6ae370f1d2008b86980e1"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "chain": "optimism",
              "fee": "0.00000027",
              "method": "transfer(address,uint256)",
              "status": "success",
              "summary": "success · transfer · 1 token transfer(s)",
              "tokenTransfers": [
                {
                  "amount": "1.028272",
                  "from": "0x...",
                  "symbol": "USDC",
                  "to": "0x..."
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "hash": {
                      "description": "Optimism transaction hash",
                      "pattern": "^0x[0-9a-fA-F]{64}$",
                      "type": "string"
                    }
                  },
                  "required": [
                    "hash"
                  ],
                  "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": "2026-11-04T19:18:35.68Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-04T19:18:35.552Z"
    },
    "resource": "https://automaton-tx-explainer.vercel.app/v1/optimism/tx",
    "serviceName": "Optimism Tx Explainer",
    "tags": [
      "optimism",
      "onchain",
      "evm",
      "crypto"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Use when: what did this Optimism transaction do? Explain a Optimism transaction: status, fee, decoded method + args (openchain signature DB), and ERC-20 transfers with symbols and human amounts."
}

What the leaf hashes

{"body":"f6c2e89f7bb74bcb118f9b6af495614955c5015452d679a4880931c8050764d7","id":3766689,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793996739424328,"prev":3066450,"subject":"x402_bazaar:https://automaton-tx-explainer.vercel.app/v1/optimism/tx","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0x7810627a75d3725fbc0308050226d2150a14295fa32f3580cd4b1a1b6dfa3df9
2. 0x435143c109c69c2a994bdbd859a2d7afc6b1eccf1516fb48cbc3dd37628915c0
3. 0x1dc6a8de1b3d77958c0256537c103c299d2ea39f096f1a1173de87e71bb5527c
4. 0xa90530e72e9567378d53e22250aa668d960c3c491d39cfe9a7a1dddf0dec6eda
5. 0xe63949eb4d91baada55392f488ca722647a62f795add090adba513242d8c5e3d
6. 0xab918ddcf873e13d561ce041fe20005c9c55ab65eb2d3ea56b4d138f720e39da
7. 0xb3ed71dcd172ca68f4155b118bbb46db3bd5416edfbecfa3d029dfcbe024e82a
8. 0xe02581ebe7eaffd22cf1e8fa4050b034c8cbfe4e2634f7a5dd60dfb8bc912d25
9. 0x58e65e1c658cf99f12c1f7d38d64aeb52c2f9b9c3297bb8207817527c6ef2ce7
10. 0x45f446d86ce950bfbd667822e670830c478b770437c88ba3102714f297f65b29
11. 0x01fc1abcaf469c3060f9ec98021f58716587d6a1711c5d30a4b1a54e510e7c2c
12. 0xd55a8e8ba0fda17054c7ea396cd7e66555d2a6309fb858be8210bde0ce4d9efd
13. 0x31bd6424a4033f0062ca83466c5dcc5d0e2d51bcdf6308b6eab4640472b3d8c9
14. 0xf924dbe70c424f18cbe5709dfede8c9422fbce1ae5388e7d5884eb95585abd1e
15. 0x76ebf1850cd69318e55f7c76c298e951486d7eb89da9726d99a973873bd3e0a8
16. 0xa020619e8f130eeb03f3c2beaba0422017bd8b95688ddf44db1c31cf0fd40a6a
17. 0xe98c6c6b56a21a2fc4c1edfe2563812e690a6a4336d11aef772ac1799d1ee7ca
18. 0xd422a75f6c3780ed53eca52b50bf40b8f17dc14cffb804142e44fc9f2672029d
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1