Evidence row 278825

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.webacy.com/source-code/:contractAddress"
    ]
  ],
  "name": "Webacy Risk Score API",
  "owner_address": "0x3e68fb8089e3b2353afaa7b1b980ae9aa1462c65",
  "raw": {
    "accepts": [
      {
        "amount": "500000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x3E68fb8089e3b2353afaa7B1B980Ae9aA1462c65",
        "scheme": "exact"
      }
    ],
    "description": "Verified source code for a smart contract, fetched from the chain-appropriate block explorer. Returns `null` if unverified or unavailable.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "pathParams": {
              "contractAddress": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"
            },
            "queryParams": {
              "chain": "eth"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "compilerVersion": "v0.8.20+commit.a1b79de6",
              "contractName": "ExampleToken",
              "sourceCode": "// verified contract source"
            },
            "type": "json"
          }
        },
        "routeTemplate": "/source-code/:contractAddress",
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "pathParams": {
                  "properties": {
                    "contractAddress": {
                      "description": "Contract address",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "queryParams": {
                  "properties": {
                    "chain": {
                      "description": "Blockchain network, e.g. eth, bsc, pol, arb, opt, base",
                      "type": "string"
                    }
                  },
                  "required": [
                    "chain"
                  ],
                  "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"
        }
      }
    },
    "lastUpdated": "2026-10-26T14:08:10.689Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-26T14:08:10.514Z"
    },
    "resource": "https://api.webacy.com/source-code/:contractAddress",
    "serviceName": "Webacy Risk Score API",
    "tags": [
      "contracts",
      "source-code"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Verified source code for a smart contract, fetched from the chain-appropriate block explorer. Returns `null` if unverified or unavailable."
}

What the leaf hashes

{"body":"0aced85f40860a162981a478b9233d8477171318a815c0be9ae20b654c667227","id":278825,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793042079863797,"prev":218934,"subject":"x402_bazaar:https://api.webacy.com/source-code/:contractAddress","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).

1. 0xb6f51062c4ea27b3db1bb96b987a7886eec1c97d41fa7d49c45689498ab4ef23
2. 0x794ee82217245796ea967809d6a96d8a0c1d9a0359ee0f26b045366314ce43d6
3. 0x1f741ea455616508c60b8cf5517060592f0767ae564537d97ab558f879420235
4. 0x4615889d36b7ad87c541ccae956db18b288aaa4426ede7280bc466ed62b9eb23
5. 0x9266293844a1086f379096e399b1af05aebdf2d0eff3e6a43384275db48c76ba
6. 0xd584981ccd43337951d14d67c06c5bb61ca076a0a324a02013d7fb6516565beb
7. 0xc25c5c4cccba1d4fc720909f0e1534b9e19828d9df773d279a644c6e4f7c88b9
8. 0x7813e9688c1958a5059023a170f9557128e556176bcca3b2d4b755b9dc59e65c
9. 0x203031853a23761646df08437e349b7cd9eb223cae4d3fc2fc000cd29f45f113
10. 0x3c953fc01471f64b47ceca06a1ce81bf4769d6cdb848dfcd2546248b8ad8a749
11. 0x552b4fce1ed8f44d691c0a47a6af5ee62ad904edb2ebdc55a5ed71fca6e7564f
12. 0x17930d484cab3f6850715eb0b77dd189c3c06f975cf9def12285fde3eb9b4234
13. 0x0d86419ca1dd0b62fd8b22ea2e8c74d441312cec3116a467bea429b43e026565
14. 0x083427e39db4dd470662401f6db5db8fadf084fc4274cf8621b368416952b78b
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae