Evidence row 3966220

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agentsvc.io/api/v1/proxy/web-search"
    ]
  ],
  "name": "Wikipedia Search",
  "owner_address": "0x622efa6ceb83a5b6edbc931332f4db68b7f74f27",
  "raw": {
    "accepts": [
      {
        "amount": "3500",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27",
        "scheme": "exact"
      },
      {
        "amount": "3500",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "5JzPS5qpEwUM1vTC9GG7uqvwJdHzbEwfoPHf2Ki977tg",
        "scheme": "exact"
      },
      {
        "amount": "3500",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27",
        "scheme": "exact"
      },
      {
        "amount": "3500",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27",
        "scheme": "exact"
      }
    ],
    "description": "Quick factual lookup: a plain-language summary (abstract) plus up to 5 relevant links from Wikipedia. Best for people, places, concepts, history and science. Returns links, not page content: to get the content of the top results in the same call, use search-read. Not for breaking news: use news-search. Params: query (required).",
    "extensions": {
      "bazaar": {
        "category": "web",
        "info": {
          "input": {
            "body": {
              "query": "x402 payment protocol"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "abstract": "Paris is the capital and most populous city of France. With an official estimated population of 2,102,650 residents as of 1 January 2023 in an area of more than 105 km²...",
                "abstract_source": "Wikipedia",
                "abstract_url": "https://en.wikipedia.org/wiki/Paris",
                "answer": "",
                "heading": "Paris",
                "query": "capital of France",
                "results": [
                  {
                    "text": "Paris — Wikipedia",
                    "url": "https://en.wikipedia.org/wiki/Paris"
                  },
                  {
                    "text": "Visit Paris — Official Tourism Site",
                    "url": "https://www.parisinfo.com/"
                  }
                ]
              },
              "success": true
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "query": {
                      "description": "Search query string (e.g. 'current Bitcoin price', 'capital of France', 'Next.js 15 release date')",
                      "type": "string"
                    }
                  },
                  "required": [
                    "query"
                  ]
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "data": {
                      "properties": {
                        "abstract": {
                          "description": "Concise abstract/summary about the topic (from Wikipedia or similar source)",
                          "type": "string"
                        },
                        "abstract_source": {
                          "description": "Name of the abstract source (e.g. 'Wikipedia')",
                          "type": "string"
                        },
                        "abstract_url": {
                          "description": "Source URL for the abstract",
                          "type": "string"
                        },
                        "answer": {
                          "description": "Always empty; kept for older clients",
                          "type": "string"
                        },
                        "heading": {
                          "description": "Topic heading from the search engine",
                          "type": "string"
                        },
                        "query": {
                          "description": "The original search query",
                          "type": "string"
                        },
                        "results": {
                          "description": "Related search results with URLs",
                          "items": {
                            "properties": {
                              "text": {
                                "description": "Result description or snippet",
                                "type": "string"
                              },
                              "url": {
                                "description": "Result URL",
                                "type": "string"
                              }
                            },
                            "type": "object"
                          },
                          "type": "array"
                        }
                      },
                      "required": [
                        "query",
                        "heading",
                        "abstract",
                        "results"
                      ],
                      "type": "object"
                    },
                    "success": {
                      "type": "boolean"
                    }
                  },
                  "required": [
                    "success",
                    "data"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        },
        "tags": [
          "search",
          "web",
          "wikipedia",
          "research",
          "query",
          "information"
        ]
      },
      "builder-code": {
        "info": {
          "a": "bc_q6wi3opd"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791462963/bazaar-icons/243ff0b79dbee242.png",
    "lastUpdated": "2026-10-27T09:53:14.32Z",
    "quality": {
      "l30DaysTotalCalls": 7,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-27T09:53:14.12Z"
    },
    "resource": "https://agentsvc.io/api/v1/proxy/web-search",
    "serviceName": "Wikipedia Search",
    "tags": [
      "search",
      "web",
      "wikipedia",
      "research",
      "query"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Quick factual lookup: a plain-language summary (abstract) plus up to 5 relevant links from Wikipedia. Best for people, places, concepts, history and science. Returns links, not page content: to get the content of the top results in the same call, use search-read. Not for breaking news: use news-search. Params: query (required)."
}

What the leaf hashes

{"body":"d14c2f4450335a1d96b90ce9d983501ad771be57a2652c08eba1b1e669290bfd","id":3966220,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1794083371902969,"prev":3762038,"subject":"x402_bazaar:https://agentsvc.io/api/v1/proxy/web-search","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-07 (195826 rows).

1. 0x66e189caf16efcccd10ca0de4963b7e7d35c0c32abdcd095001420b7af108416
2. 0x30b5490a0d8bf5de8daa6b1b2a81fe3927008f4d33990ed9f986304537b613ed
3. 0x826af2db763d3e832c375d91cd4f31a437c5f60aa5a97c08956b65dc948a886e
4. 0xe2890a59e5ca2dcb5f9a90099fce0aaf1b18fbd540bc975462b23f475f581e48
5. 0xf121f3bab71b57427a5f985ad138f1bd14ef0390f5dda2f60f2ec96a0978da91
6. 0xb14dab938d6d2f63b3eab8fb3d955f951cc5c2884477f16e0ba6abc0ef352b9b
7. 0x9082eb583dd3033fba09bf38c4acad191118c771ee09b02ea484ca3ad8df724f
8. 0x4d5308489517a0a6b11fe3d1b2526a023816ea8d204ad140763381b28f12757e
9. 0x59ca3cfd9c942bf505d591f873ac0fadc7f8437b9ffdde20c4548b40710ad2e2
10. 0x11cf8fad9f2921e7eb6c90f1997b9a111c7fd9cd27ae6defafded5f29a52c6c0
11. 0xe5fa9792003b564a39ac66546c9bcef7ecc5a43d79d4a3e6e838deadca56750b
12. 0xc35c91c730b59835ab8ca02bca50f59189b9a0b73291b9095555a50b7f55b2ae
13. 0x6ac8a8f9db564ab36fc00959bad9a62018abcb06f2b9b2091fd34b447260aec6
14. 0x3c8b8590aa1491095b03c531400c6bb64d1d9d3fc078ffa5d834c3fe679a026d
15. 0x9127f3a0ab829dab5d80217ddc8d077053e20f2e260baed043c8a97478ebb2bf
16. 0x9108c80d13a11b7549b554924410a7c5d215a2cd03aee9659ca627cb099f1a2e
17. 0x3b69f6d98c91b21287021db092e52491474f0d08438393ac130d6a3c273bcd4a
18. 0xff23fa8a9de3f957315ef0dfe7e8d8f6b1a51dae05fef7615c59794e019ff05c

Day root

0x17da9e85e1b138541355d33543ff34e3503cd3a49d37728fb53643e2a0416a2d

Chained

0xed34bd4af17282643de8cb9591c84d0aa1b39e1e9ae9864941e543f5a15718cb

Published

On Arc Testnet, block 71280839: 0xc3f6784179e0ca32236ba89472473e882a81d03fcc5ce27ca58ded2e01e112aa