Evidence row 278826

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.webacy.com/contracts/: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": "Risk analysis for a smart contract: verified-source status, static analysis, asset-type resolution, and (optionally) deployer risk.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "pathParams": {
              "contractAddress": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48"
            },
            "queryParams": {
              "chain": "eth"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "addressType": "CONTRACT",
              "isContract": true,
              "issues": [],
              "provider_status": {
                "overall": "complete",
                "source_code": "fetched"
              }
            },
            "type": "json"
          }
        },
        "routeTemplate": "/contracts/: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 to analyze",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "queryParams": {
                  "properties": {
                    "chain": {
                      "description": "Blockchain network, e.g. eth, bsc, pol, arb, opt, base",
                      "type": "string"
                    },
                    "deployer_risk": {
                      "description": "Analyze the deployer address and flag it if risky",
                      "type": "boolean"
                    },
                    "fromBytecode": {
                      "description": "Continue analysis from bytecode if source is unverified",
                      "type": "boolean"
                    }
                  },
                  "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": "2026-10-26T14:08:09.451Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-26T14:08:09.304Z"
    },
    "resource": "https://api.webacy.com/contracts/:contractAddress",
    "serviceName": "Webacy Risk Score API",
    "tags": [
      "risk-score",
      "contract"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Risk analysis for a smart contract: verified-source status, static analysis, asset-type resolution, and (optionally) deployer risk."
}

What the leaf hashes

{"body":"e67098a878bc6695fe0611db1866a92b0db258683ed920e0f6015051ac5a8158","id":278826,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793042079866778,"prev":218935,"subject":"x402_bazaar:https://api.webacy.com/contracts/: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. 0x2df2862b628a0b68dce082b92e20e83bca6aff7dc5c388b1493ca546e751c570
2. 0x7365e1ddb9c927608feba21136cc55002ea035fd45f58089a706b3fcab29c784
3. 0x2546e94b1c537491abe2cb5036541097cdfe804f5edd1f8f004249a22738b968
4. 0xae9613736c9cbdcee3bd5a2de8c7d567acfbfba0064fd2962973e31525558ccc
5. 0x4eaadeaf57c2d2814b34c34f70634b04c3b667a04d1ad37a593652ff1b1b0924
6. 0x7efa3006c32211246d2ec6e4daf548923c72320d2977292001aa1009b20a7268
7. 0x7bc218cdd7c60fc6e01dedc13eca750b01812c70ee55e7558a467edfa353a17d
8. 0xffe52944e860353d4c996881bf1004c7e55698c8e63a3220ef3d22586a47c5aa
9. 0x36c7a4604aff36363924174b7e9f04643fef946b698610045ddb5b142794756b
10. 0x1859ecce266f09009e2bb998b57fb91dc34a74ec4cf0a4a573732ebfec820dee
11. 0x0a14d7531a251f3320f61b058ccd68e743331eaf8f3058982b949d68be76670c
12. 0xf89d9951e0a8e08b9cf11177a1f4e0fd86d9facc5dfecaabbfe564675ebefef7
13. 0xb87e8b32cda179c9e632e227bbd8a6d1f6f61d9d81bb92dbd4dd835d2b3b5caa
14. 0x683955a5b2250ad50568d022a6580d8739b6aff1356779d72a773b088e7c289c
15. 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae