Evidence row 1792278

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402-services.soldano.workers.dev/mcp"
    ]
  ],
  "name": "x402-services.soldano.workers.dev/mcp",
  "owner_address": "0xbc005b343d98c458f457d21d99969cd267370b26",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xbC005B343D98c458F457d21d99969cd267370B26",
        "scheme": "exact"
      }
    ],
    "description": "Profile of an EVM address on Base, Ethereum, OP Mainnet or Arbitrum in one call: EOA, contract or EIP-7702 account, age, transactions sent, native and major token balances (USDC, USDT, EURC, DAI, WETH, BTC), Sourcify-verified source and name, proxy and implementation, token metadata, labels (OFAC SDN, Chainalysis oracle, known issuers) and a risk verdict with reasons. Useful to know who an address is before paying, listing or trusting it.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "description": "Profile of an EVM address on Base, Ethereum, OP Mainnet or Arbitrum in one call: EOA, contract or EIP-7702 account, age, transactions sent, native and major token balances (USDC, USDT, EURC, DAI, WETH, BTC), Sourcify-verified source and name, proxy and implementation, token metadata, labels (OFAC SDN, Chainalysis oracle, known issuers) and a risk verdict with reasons. Useful to know who an address is before paying, listing or trusting it.",
            "example": {
              "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
              "chain": "base"
            },
            "inputSchema": {
              "additionalProperties": false,
              "properties": {
                "address": {
                  "description": "20-byte hex address, 0x-prefixed (checksum optional)",
                  "pattern": "^0x[0-9a-fA-F]{40}$",
                  "type": "string"
                },
                "chain": {
                  "description": "EVM chain: ethereum, base, base-sepolia, optimism, arbitrum (default base)",
                  "enum": [
                    "ethereum",
                    "base",
                    "base-sepolia",
                    "optimism",
                    "arbitrum"
                  ],
                  "type": "string"
                }
              },
              "required": [
                "address"
              ],
              "type": "object"
            },
            "toolName": "enrich_evm_address",
            "transport": "streamable-http",
            "type": "mcp"
          },
          "output": {
            "example": {
              "age": {
                "atLeast": false,
                "basis": "when it first held code or sent a transaction",
                "days": 1180.4,
                "firstSeenAt": "2023-08-24T19:03:47.000Z",
                "firstSeenBlock": 2797221
              },
              "balances": {
                "checkedTokens": 6,
                "native": {
                  "address": null,
                  "formatted": "0",
                  "raw": "0",
                  "symbol": "ETH"
                },
                "tokens": []
              },
              "cached": {
                "facts": false
              },
              "checkedAt": "2026-10-31T18:00:00.000Z",
              "contract": {
                "codeHash": "0x...",
                "codeSize": 1852,
                "proxy": {
                  "admin": null,
                  "implementation": "0x2Ce6311ddAE708829bc0784C967b7d77D19FD779",
                  "type": "zeppelinos"
                },
                "source": {
                  "compilerVersion": "0.6.12+commit.27d51765",
                  "implementation": {
                    "address": "0x2Ce6311ddAE708829bc0784C967b7d77D19FD779",
                    "name": "FiatTokenV2_2"
                  },
                  "language": "Solidity",
                  "match": "exact_match",
                  "name": "FiatTokenProxy",
                  "url": "https://repo.sourcify.dev/8453/0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
                  "verified": true,
                  "verifiedAt": "2024-08-08T13:59:29Z"
                },
                "token": {
                  "decimals": 6,
                  "name": "USD Coin",
                  "owner": "0x...",
                  "ownerRenounced": false,
                  "symbol": "USDC",
                  "totalSupply": "4200000000000000"
                }
              },
              "delegate": null,
              "errors": [],
              "kind": "contract",
              "labels": [
                {
                  "label": "USDC (Circle)",
                  "source": "known_tokens"
                },
                {
                  "label": "verified contract: FiatTokenProxy",
                  "source": "sourcify"
                }
              ],
              "risk": {
                "reasons": [],
                "signals": [
                  "contract_account",
                  "upgradeable_proxy",
                  "account_age",
                  "known_token"
                ],
                "verdict": "allow"
              },
              "subject": {
                "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
                "chain": "base",
                "chainId": 8453,
                "type": "evm"
              },
              "summary": "contract FiatTokenProxy on Base, 1180 days old, 1 tx sent, holds 0 ETH; risk allow",
              "transactionsSent": 1
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "description": {
                  "type": "string"
                },
                "example": {
                  "type": "object"
                },
                "inputSchema": {
                  "type": "object"
                },
                "toolName": {
                  "type": "string"
                },
                "transport": {
                  "enum": [
                    "streamable-http"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "mcp",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "toolName",
                "inputSchema"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-31T22:54:37.661Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-31T22:54:36.971Z"
    },
    "resource": "https://x402-services.soldano.workers.dev/mcp#enrich_evm_address",
    "type": "mcp",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Profile of an EVM address on Base, Ethereum, OP Mainnet or Arbitrum in one call: EOA, contract or EIP-7702 account, age, transactions sent, native and major token balances (USDC, USDT, EURC, DAI, WETH, BTC), Sourcify-verified source and name, proxy and implementation, token metadata, labels (OFAC SDN, Chainalysis oracle, known issuers) and a risk verdict with reasons. Useful to know who an address is before paying, listing or trusting it."
}

What the leaf hashes

{"body":"e039fc0298d10afb3cf8f0946ffea0471a7ad7ace5d939bb94d619d0ffea4244","id":1792278,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793560018834691,"prev":null,"subject":"x402_bazaar:https://x402-services.soldano.workers.dev/mcp#enrich_evm_address","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x5d243b1f2a7143a649791049d43eee2596bac96e566e8eadcabf5f4feedb96fb
2. 0x4e11b6c4013257903b31fcda9706a4766337df18237429af9f144b0db4423887
3. 0x8868d9359237dbdc42086f122ef0b0c629a7f8aa48458df88858c2126c58cd01
4. 0xc0ca65c02f787969629c259a40c4241628823433614ec00d8bc140915caefff8
5. 0x4f49837ef7d48c5531f049e4118c68e0c5c898100c24204c294e9a6997ef912c
6. 0x568af9fc99ab42325c3c1ca2aba0dcb49a6c0bdf90c9c33b29c44ee3eea5dd37
7. 0xf6325411529989a9844fc39bb26f72b00cbbfb0042927fdbfe5c9808557fd0c6
8. 0x374992ecdedc19b8b1359e7e7da19c4027576a145415b324f37716eb49a90e0d
9. 0x1fad9435a3af350adba77449a2d5230729ca59d92dd8e6e0be645d688f454f9a
10. 0xcf39534200862d20625210a8d72a927c1397449152022660fa30f2167e84b362
11. 0x8fed7b722ec54e496c95dcd9d4074c3c69c14d858bae8d58044ac620b4e51d77
12. 0xbb1aae19db2eaa4cd2cb973b74ea7bc53b27b51579dea0e5094df146ff596c7b
13. 0x34154efd66a20d7bdab9e04c4c0fb081722f2617f5931ba4d1e8c2c0ef3ba008
14. 0xa98b629d4ece4f8bd55becbb0c526d64cc8958c38de14f3aeccc5e2a5bc50974
15. 0xe622664153c4bb92e64b5edf8615a790cb48a8f528ac34b3faa4ef4dd70e05dd
16. 0xc1f6e8dd182b37cbb6e04d0e69486bd40d440934f8e373b9bae8cb78de508bba
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90