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Evidence row 408121

Observed , by sync.x402_bazaar/1.

Kind
listing
About
source_record x402_bazaar:https://agent402.tools/api/search-news
Recorded
Previous row
#61978
Body SHA-256
a0096a72ba2fc8bdaa5108ee652eb22b5341d680448f0dc6842d347fa478cc6a
Leaf
0xfe7b6eae249eee39f1ac6334b742fc67da4cde5c99354a88bee53db861f5a768

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agent402.tools/api/search-news"
    ]
  ],
  "name": "News search",
  "owner_address": "0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "outputSchema": {
          "properties": {
            "count": {
              "type": "integer"
            },
            "query": {
              "type": "string"
            },
            "results": {
              "items": {
                "properties": {
                  "age": {
                    "type": "string"
                  },
                  "breaking": {
                    "type": "boolean"
                  },
                  "description": {
                    "type": "string"
                  },
                  "publishedAt": {
                    "type": "string"
                  },
                  "source": {
                    "type": "string"
                  },
                  "title": {
                    "type": "string"
                  },
                  "url": {
                    "type": "string"
                  }
                },
                "type": "object"
              },
              "type": "array"
            },
            "untrustedContent": {
              "type": "boolean"
            }
          },
          "required": [
            "query",
            "count",
            "results",
            "untrustedContent"
          ],
          "type": "object"
        },
        "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x754704Bc059F8C67012fEd69BC8A327a5aafb603",
        "extra": {
          "name": "USDC",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:143",
        "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:43114",
        "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0xe15fC38F6D8c56aF07bbCBe3BAf5708A2Bf42392",
        "extra": {
          "name": "USDC",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:1329",
        "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
        "scheme": "exact"
      },
      {
        "amount": "11000",
        "asset": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:10",
        "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168",
        "extra": {
          "name": "Global Dollar",
          "version": "1"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:4663",
        "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0xcebA9300f2b948710d2653dD7B07f33A8B32118C",
        "extra": {
          "name": "USDC",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42220",
        "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x3600000000000000000000000000000000000000",
        "extra": {
          "name": "USDC",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:5042",
        "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "permit2",
          "facilitatorAddress": "0x14fDa13953Fc30428938E6BF950d036e77214e52",
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
        "scheme": "upto"
      },
      {
        "amount": "10000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "J7aN3PLJnTCF5qpEnvJHJsnCjcGuqC2rYtEM8Gv3xwg",
        "scheme": "exact"
      },
      {
        "amount": "100000",
        "asset": "CCW67TSZV3SSS2HXMBQ5JFGCKJNXKZM7UQUWUZPUTHXSTZLEO7SJMI75",
        "extra": {
          "areFeesSponsored": true
        },
        "maxTimeoutSeconds": 300,
        "network": "stellar:pubnet",
        "payTo": "GDNJXCKW7ZM7GEEVP674TWPU26YJNBQ2FI4ZIPRKTPTNUEJMDHFJWWRL",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "31566704",
        "extra": {
          "feePayer": "ZMFK2OI7ZBD2U27ISERZC4S6LKM6WMFJPZQ4MYNJDZ2VNBNMBA67RA22AA",
          "tag": "x402-global-challenge"
        },
        "maxTimeoutSeconds": 300,
        "network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
        "payTo": "C7IIHG7SPLPZ5H7ZT6HW3UV2OQMQQE6Y2HBNGZXSLRJULE42BEE2OY2XIE",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "GatewayWalletBatched",
          "verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
          "version": "1"
        },
        "maxTimeoutSeconds": 604900,
        "network": "eip155:8453",
        "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x3600000000000000000000000000000000000000",
        "extra": {
          "name": "GatewayWalletBatched",
          "verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
          "version": "1"
        },
        "maxTimeoutSeconds": 604900,
        "network": "eip155:5042",
        "payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
        "scheme": "exact"
      }
    ],
    "description": "Live news search as clean JSON: recent articles ranked with title, URL, snippet, age, source and a breaking flag, with a freshness filter. Use it for current events and headlines where a general web index lags.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "count": 5,
              "freshness": "pw",
              "q": "Federal Reserve interest rate decision"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "count": 3,
              "query": "Federal Reserve interest rate decision",
              "results": [
                {
                  "age": "2 hours ago",
                  "breaking": false,
                  "description": "Policymakers voted…",
                  "publishedAt": "2026-09-24T12:05:00.000Z",
                  "source": "example.com",
                  "title": "Fed holds rates steady",
                  "url": "https://example.com/article"
                }
              ],
              "untrustedContent": true
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "count": {
                      "description": "Results to return, 1-50 (default 10)",
                      "type": "number"
                    },
                    "country": {
                      "description": "Optional 2-letter country code (default US)",
                      "type": "string"
                    },
                    "freshness": {
                      "description": "Optional: pd, pw, pm, or py (past day/week/month/year)",
                      "type": "string"
                    },
                    "q": {
                      "description": "Search query (max 400 chars)",
                      "type": "string"
                    }
                  },
                  "required": [
                    "q"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "count": {
                      "type": "integer"
                    },
                    "query": {
                      "type": "string"
                    },
                    "results": {
                      "items": {
                        "properties": {
                          "age": {
                            "type": "string"
                          },
                          "breaking": {
                            "type": "boolean"
                          },
                          "description": {
                            "type": "string"
                          },
                          "publishedAt": {
                            "type": "string"
                          },
                          "source": {
                            "type": "string"
                          },
                          "title": {
                            "type": "string"
                          },
                          "url": {
                            "type": "string"
                          }
                        },
                        "type": "object"
                      },
                      "type": "array"
                    },
                    "untrustedContent": {
                      "type": "boolean"
                    }
                  },
                  "required": [
                    "query",
                    "count",
                    "results",
                    "untrustedContent"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "builder-code": {
        "info": {
          "a": "bc_b4aw4uzd"
        },
        "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}$",
              "type": "string"
            }
          },
          "type": "object"
        }
      },
      "payment-identifier": {
        "info": {
          "required": false
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "id": {
              "maxLength": 128,
              "minLength": 16,
              "pattern": "^[a-zA-Z0-9_-]+$",
              "type": "string"
            },
            "required": {
              "type": "boolean"
            }
          },
          "required": [
            "required"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1784423094/bazaar-icons/478aced8e219894c.png",
    "lastUpdated": "2026-10-27T04:05:46.126Z",
    "quality": {
      "l30DaysTotalCalls": 8,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-20T01:50:29.86Z"
    },
    "resource": "https://agent402.tools/api/search-news",
    "serviceName": "News search",
    "tags": [
      "web",
      "search",
      "news",
      "fresh-data",
      "breaking-news"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Live news search as clean JSON: recent articles ranked with title, URL, snippet, age, source and a breaking flag, with a freshness filter. Use it for current events and headlines where a general web index lags."
}

What the leaf hashes

{"body":"a0096a72ba2fc8bdaa5108ee652eb22b5341d680448f0dc6842d347fa478cc6a","id":408121,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793080291849048,"prev":61978,"subject":"x402_bazaar:https://agent402.tools/api/search-news","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (273461 rows).

  1. 0xfe7b6272cbe834f23651ca1d3768a5187a6669a09f6f9f6efd584751f39ffd04
  2. 0x50e6778b098add4c8c76bf054f5ba7ddb68b6ec73377e5938dabb163026a52dd
  3. 0xdcf771ea5a3ae4e94978da14babc0143e1aeeaacbf54f120a3c527fa13c17a06
  4. 0xb3435a22c9d560f0d567c185a65e59dd03fdc5c0490a502ec3d47b14985a7bda
  5. 0xda4fca13c2d17e60a9ced02fc19d7f4a543ac336c02afda00aa0f3027b02cfb0
  6. 0xc22ef3d69bf763572cc8142c794d0a1f47ef122f75a0fe12de2c72d609006b3d
  7. 0x9c3b68906d92313c59a95ba0d20fedecd7db5195b939ad339ac4f6f7ee2e8256
  8. 0x965945690c4e58723996f16c8a16231876e39b220c73fcf729c441c06b0bcdec
  9. 0x7a29b457683886508c8e75acc2cd79d6c6db59618d9fbf86d802126609445657
  10. 0xf179e4d2b4d92ba70a88e4e0c878d2992c4f8b914d33d3817a4b8a43200735ac
  11. 0x2e46f3f4a54c5bd4593fdcffcdac06f2162a9caae3cbf2922131682671bb12a1
  12. 0x405c03a710a7150f5182f236dbd76258bf856f8cdf3ac954821ac082524f65da
  13. 0x56e872147e60f01cdcee33340b018a7ad7be91ec5b5daef0d2c629c3ca13cbd8
  14. 0xb5b652bba4a5afca56c21031d89b1c06361563aaf54ccc8541c296ceeb2b66fa
Day root
0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795
Chained
0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4
Published
On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4

How to check it · This row as JSON