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Evidence row 117273

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://mpp.tracefast.xyz/api/v1/chains/1/risk/blacklists/:address
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
e187a87b17215f14a095e3ced3e9ff448abc599b06c670e1cc96e12d24e60798
Leaf
0x987d5b5223c04d9552ab451473a34f36e6254e81c81d4b15ee7a99e4de5e1753

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://mpp.tracefast.xyz/api/v1/chains/1/risk/blacklists/:address"
    ]
  ],
  "name": "TraceFast",
  "owner_address": "0x2a65491e93ad0d484b74405401a38e2e0e5edd7e",
  "raw": {
    "accepts": [
      {
        "amount": "100000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2A65491E93Ad0d484b74405401A38e2E0E5EDd7e",
        "scheme": "exact"
      }
    ],
    "description": "TraceFast risk data: is this Ethereum address on a token issuer's on-chain blacklist? One row per issuer contract that ever listed it (USDC, USDT, any token with a blacklist) — listed now or not, the issuer's weight (`authorityTier`), first and latest events — plus the issuers that froze or destroyed its funds. Read from the issuers' own contracts, not from sanctions lists. Path address: `0x`-prefixed. Docs: https://docs.tracefast.xyz/api/risk-blacklist-status.md",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "pathParams": {
              "address": "0x8576acc5c05d6ce88f4e49bf65bdf0c62f91353c"
            },
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "address": "0x8576acc5c05d6ce88f4e49bf65bdf0c62f91353c",
                "chainId": 1,
                "enforcement": [],
                "listedBy": [
                  {
                    "authorityTier": "recognized_issuer",
                    "firstListedBlock": 14481178,
                    "issuerContract": "0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48",
                    "lastAction": "add",
                    "lastEventBlock": 14481178,
                    "lastEventKind": "membership",
                    "lastEventName": "Blacklisted",
                    "lastEventTimestamp": 1648558143,
                    "lastEventTxHash": "0x5906c3dac2d75f141b72baa61842a9881e9d31ee36f761ffc7059ffc86c7e452",
                    "listCount": 1,
                    "listed": true,
                    "tokenSymbol": "USDC",
                    "unlistCount": 0
                  },
                  {
                    "authorityTier": "recognized_issuer",
                    "firstListedBlock": 18750100,
                    "issuerContract": "0xdac17f958d2ee523a2206206994597c13d831ec7",
                    "lastAction": "add",
                    "lastEventBlock": 18750100,
                    "lastEventKind": "membership",
                    "lastEventName": "AddedBlackList",
                    "lastEventTimestamp": 1702142231,
                    "lastEventTxHash": "0xdbd24a66f187242bf3a8f8ce4a50a4b9143889dc988c7113d2e1069165332534",
                    "listCount": 1,
                    "listed": true,
                    "tokenSymbol": "USDT",
                    "unlistCount": 0
                  }
                ]
              }
            },
            "type": "json"
          }
        },
        "routeTemplate": "/api/v1/chains/1/risk/blacklists/:address",
        "schema": {
          "properties": {
            "input": {
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "pathParams": {
                  "type": "object"
                }
              },
              "required": [
                "method"
              ]
            }
          }
        }
      },
      "offer-receipt": {
        "info": {
          "offers": [
            {
              "acceptIndex": 0,
              "format": "jws",
              "signature": "eyJhbGciOiJFZERTQSIsImtpZCI6ImRpZDp3ZWI6bXBwLnRyYWNlZmFzdC54eXojMjAyNi0xMCJ9.eyJhbW91bnQiOiIxMDAwMDAiLCJhc3NldCI6IjB4ODMzNTg5ZkNENmVEYjZFMDhmNGM3QzMyRDRmNzFiNTRiZEEwMjkxMyIsIm5ldHdvcmsiOiJlaXAxNTU6ODQ1MyIsInBheVRvIjoiMHgyQTY1NDkxRTkzQWQwZDQ4NGI3NDQwNTQwMUEzOGUyRTBFNUVEZDdlIiwicmVzb3VyY2VVcmwiOiJodHRwczovL21wcC50cmFjZWZhc3QueHl6L2FwaS92MS9jaGFpbnMvMS9yaXNrL2JsYWNrbGlzdHMvMHg4NTc2YWNjNWMwNWQ2Y2U4OGY0ZTQ5YmY2NWJkZjBjNjJmOTEzNTNjIiwic2NoZW1lIjoiZXhhY3QiLCJ2YWxpZFVudGlsIjoxNzkxNzk4NjY2LCJ2ZXJzaW9uIjoxfQ.Z_2a2EUr8061WrsuhcaqFbdNWXWD1eOd8mGccuQ5e_5VOX_QVrVfQLyOWzNd1EBvWRRLArwlA-KvNV8Y5BryBw"
            }
          ]
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "offers": {
              "items": {
                "properties": {
                  "acceptIndex": {
                    "type": "integer"
                  },
                  "format": {
                    "type": "string"
                  },
                  "payload": {
                    "properties": {
                      "amount": {
                        "type": "string"
                      },
                      "asset": {
                        "type": "string"
                      },
                      "network": {
                        "type": "string"
                      },
                      "payTo": {
                        "type": "string"
                      },
                      "resourceUrl": {
                        "type": "string"
                      },
                      "scheme": {
                        "type": "string"
                      },
                      "validUntil": {
                        "type": "integer"
                      },
                      "version": {
                        "type": "integer"
                      }
                    },
                    "required": [
                      "version",
                      "resourceUrl",
                      "scheme",
                      "network",
                      "asset",
                      "payTo",
                      "amount"
                    ],
                    "type": "object"
                  },
                  "signature": {
                    "type": "string"
                  }
                },
                "required": [
                  "format",
                  "signature"
                ],
                "type": "object"
              },
              "type": "array"
            }
          },
          "required": [
            "offers"
          ],
          "type": "object"
        }
      },
      "tracefast-receipt": {
        "info": {
          "method": "risk-blacklist-status",
          "version": 1
        }
      }
    },
    "lastUpdated": "2026-10-12T09:46:06.818Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-12T09:46:06.588Z"
    },
    "resource": "https://mpp.tracefast.xyz/api/v1/chains/1/risk/blacklists/:address",
    "serviceName": "TraceFast",
    "tags": [
      "blockchain",
      "ethereum",
      "address-intelligence",
      "labels",
      "entities"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "TraceFast risk data: is this Ethereum address on a token issuer's on-chain blacklist? One row per issuer contract that ever listed it (USDC, USDT, any token with a blacklist) — listed now or not, the issuer's weight (`authorityTier`), first and latest events — plus the issuers that froze or destroyed its funds. Read from the issuers' own contracts, not from sanctions lists. Path address: `0x`-prefixed. Docs: https://docs.tracefast.xyz/api/risk-blacklist-status.md"
}

What the leaf hashes

{"body":"e187a87b17215f14a095e3ced3e9ff448abc599b06c670e1cc96e12d24e60798","id":117273,"kind":"listing","method":"baseline/1","observed_us":1793025610947132,"prev":null,"subject":"x402_bazaar:https://mpp.tracefast.xyz/api/v1/chains/1/risk/blacklists/:address","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0x987d9d9cc60f181b25c1322c9bfe5e9af66e38426b91cd20c50499bbbe18bddf
  2. 0x8105c001ca174a85e2723e006609928fba419b661285274533af2943b26818d6
  3. 0x60cee2aca0547d871fcbf52d3b0c376fa7d4e9be16015519065d0eb4fe8ce07c
  4. 0x366576a75fa5b0dbcd4ab50fff671c9d730740873c4f1f9a956df50c9f8e3e0b
  5. 0x0547194a25ec1c5da17090255dbffba75e3e7bf8b9102263be3f0fb244e8325d
  6. 0x9f8aac80039044b63729cebbf2ef934378e73428bda975c0ac6ac46c06fb20bb
  7. 0xa78b5ac975fe8581a92f8aacf24396cbb66bcd041b3465d45ab2ff8500d4bb41
  8. 0x3ececa815be408dc33e8eeb8377470e8ca9c67899cd4ecfb2ffbcb274b4f5759
  9. 0x2c7a0024c244445480437f098e9186841ede0e8da210faa94f0d6ec5ec3b80f2
  10. 0x327a6439faefa2f0179481584b4dc13431843cd957e9758d56e5cb404f7b22ff
  11. 0xdc8fbefd31fb9903d70279fafdb3f8c1ade2281bea30bd73cec515e9ff4113ed
  12. 0x6ae9e6ee1b544d831982666bd3570457659e78fc0064894d7ec23f971a37ff2f
  13. 0x239fd39716710e7412bd120c373072b4c0d8b11bb9ee431dad62a2ce57b3d6f4
  14. 0x49062da782c4f73855ddd5fdd51840749f928b5f17d1ce75ac50f2d829104e72
  15. 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
  16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
  17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
  18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON