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Evidence row 407791

Observed , by sync.x402_bazaar/1.

Kind
listing
About
source_record x402_bazaar:https://api.fastaf.co/x402/v1/serp
Recorded
Previous row
#297313
Body SHA-256
b9fdc8bd75bba1c1d9fd939d23dd8d68fc7fdaa8edaa6ba10e298550a2c088bb
Leaf
0x94cb24934924792fc555a69db52da0803fc170dcca33fea103906291e53ea202

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.fastaf.co/x402/v1/serp"
    ]
  ],
  "name": "FastAF",
  "owner_address": "0x05b75e13f071a09a26b50a18ce5bd02a0755d76f",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x05B75e13f071A09A26B50a18Ce5BD02a0755d76F",
        "scheme": "exact"
      }
    ],
    "description": "Google Search results (SERP) for a query, as JSON: organic result titles, URLs, snippets and positions. Supports keyword search, country and language targeting for source discovery, fact-finding and research. Provided by Google Search results (SERP). Price: $0.003000 USDC per successful call.",
    "extensions": {
      "bazaar": {
        "info": {
          "docsUrl": "https://fastaf.co/apis/google-serp-api/",
          "homepage": "https://fastaf.co",
          "input": {
            "method": "GET",
            "queryParams": {
              "country": "us",
              "language": "en",
              "query": "best espresso machine for home"
            },
            "type": "http"
          },
          "openApiUrl": "https://api.fastaf.co/openapi.json",
          "output": {
            "example": {
              "organic_results": [
                {
                  "link": "https://example.com/guides/espresso-machines",
                  "position": 1,
                  "snippet": "Compare compact espresso machines by pressure, grinder and milk-steaming features.",
                  "title": "Best espresso machines for home brewing"
                }
              ],
              "search_information": {
                "query_displayed": "best espresso machine for home"
              }
            },
            "type": "json"
          },
          "website": "https://fastaf.co"
        },
        "metadata": {
          "provider": {
            "description": "FastAF: Web data for AI agents, pay per call in USDC via x402, no account: Google search, Maps, News, Shopping, Scholar, Jobs, AI Mode, Amazon, eBay, Walmart, Zillow, YouTube transcripts, public LinkedIn/X profiles, scraping and screenshots.",
            "docsUrl": "https://fastaf.co/apis/google-serp-api/",
            "homepage": "https://fastaf.co",
            "name": "FastAF",
            "openApiUrl": "https://api.fastaf.co/openapi.json",
            "website": "https://fastaf.co"
          }
        },
        "routeTemplate": "/x402/v1/serp",
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "description": "Google Search results (SERP) for a query, as JSON: organic result titles, URLs, snippets and positions. Supports keyword search, country and language targeting for source discovery, fact-finding and research.",
          "properties": {
            "docsUrl": {
              "format": "uri",
              "type": "string"
            },
            "homepage": {
              "format": "uri",
              "type": "string"
            },
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "additionalProperties": false,
                  "description": "Keyword web search with country and language targeting; query is required.",
                  "examples": [
                    {
                      "country": "us",
                      "language": "en",
                      "query": "best espresso machine for home"
                    }
                  ],
                  "properties": {
                    "advance_search": {
                      "description": "Include advanced Google result features/snippets when true; true/false, default false.",
                      "type": "boolean"
                    },
                    "country": {
                      "description": "Two-letter search country code, e.g. us, uk or fr; default us. Localizes results, not a scrape proxy selection.",
                      "examples": [
                        "us"
                      ],
                      "maxLength": 8192,
                      "type": "string"
                    },
                    "cr": {
                      "description": "Restrict documents by country: countryFR or countryFR|countryDE. Omitted: no explicit country restriction (unlike country, which localizes the search).",
                      "maxLength": 8192,
                      "type": "string"
                    },
                    "deep_scrape": {
                      "description": "Fetch content from organic-result destination pages as well as the SERP; true/false, default false. Use with advance_search=false; no FastAF surcharge.",
                      "type": "boolean"
                    },
                    "domain": {
                      "description": "Google host to search, e.g. google.com or google.co.uk; default google.com.",
                      "maxLength": 8192,
                      "type": "string"
                    },
                    "filter": {
                      "description": "Duplicate/omitted-result filtering: string 1 enables it (default); 0 includes similar and normally omitted results.",
                      "maxLength": 8192,
                      "type": "string"
                    },
                    "html": {
                      "description": "Return raw source HTML instead of parsed JSON when true; true/false, default false.",
                      "type": "boolean"
                    },
                    "ibp": {
                      "description": "Google layout/expansion expression, e.g. gwp;0,7 for a ludocid lookup. Omitted: standard results layout.",
                      "maxLength": 8192,
                      "type": "string"
                    },
                    "kgmid": {
                      "description": "Google Knowledge Graph entity ID, e.g. /m/09c7w0; may override other search filters except page/results. No default.",
                      "maxLength": 8192,
                      "type": "string"
                    },
                    "language": {
                      "description": "Result/interface language code, e.g. en, es, fr or de; default en. Use lr, where supported, to restrict document languages.",
                      "examples": [
                        "en"
                      ],
                      "maxLength": 8192,
                      "type": "string"
                    },
                    "location": {
                      "description": "City-level search origin, e.g. Austin, Texas, United States; omit for source-default location. Cannot be combined with uule.",
                      "maxLength": 8192,
                      "type": "string"
                    },
                    "lr": {
                      "description": "Document-language filter: lang_en or a pipe-separated list such as lang_en|lang_fr. Omitted: no explicit language restriction.",
                      "maxLength": 8192,
                      "type": "string"
                    },
                    "lsig": {
                      "description": "Opaque Google local-listing signature used with a business/knowledge-panel lookup; copy from a Google URL. No default.",
                      "maxLength": 8192,
                      "type": "string"
                    },
                    "ludocid": {
                      "description": "Google business listing CID as a decimal string, copied from a Google local result. Omitted: no specific business selected.",
                      "maxLength": 8192,
                      "type": "string"
                    },
                    "mob_search": {
                      "description": "Request mobile rather than desktop Google results; true/false, default false. FastAF does not add a mobile surcharge.",
                      "type": "boolean"
                    },
                    "nfpr": {
                      "description": "Spelling correction: string 1 excludes automatically corrected queries; 0 allows them (default 0).",
                      "maxLength": 8192,
                      "type": "string"
                    },
                    "page": {
                      "description": "Zero-based Google results page, integer 0-100; default 0. Each page is a separate request.",
                      "minimum": 0,
                      "type": "integer"
                    },
                    "query": {
                      "description": "Required Google search text; supports operators such as site:example.com and intitle:coffee. No default.",
                      "examples": [
                        "best espresso machine for home"
                      ],
                      "maxLength": 8192,
                      "type": "string"
                    },
                    "results": {
                      "description": "Maximum results retained by FastAF, integer 1-100. Omit for the full returned page. Google supplies up to 10 per page; use page for more, not a larger results value.",
                      "maximum": 100,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "safe": {
                      "description": "Adult-content filter: active enables SafeSearch; off disables it (default off).",
                      "maxLength": 8192,
                      "type": "string"
                    },
                    "si": {
                      "description": "Opaque Google cached-search/knowledge-panel tab token; may override other filters except page/results. No default.",
                      "maxLength": 8192,
                      "type": "string"
                    },
                    "tbs": {
                      "description": "Google filter expression, e.g. qdr:d for the past day or qdr:w for the past week. Omitted: no explicit time/advanced filter.",
                      "maxLength": 8192,
                      "type": "string"
                    },
                    "uds": {
                      "description": "Opaque Google results-filter token copied from a Google search URL. Omitted: no extra token filter; do not invent a token.",
                      "maxLength": 8192,
                      "type": "string"
                    },
                    "uule": {
                      "description": "Google's encoded geographic search token, copied from a Google URL. Omit for no explicit token; do not combine with location where supported.",
                      "maxLength": 8192,
                      "type": "string"
                    }
                  },
                  "required": [
                    "query"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "openApiUrl": {
              "format": "uri",
              "type": "string"
            },
            "output": {
              "properties": {
                "example": {
                  "additionalProperties": true,
                  "description": "Google SERP JSON. organic_results contains ranked title, link and snippet fields; search_information describes the query. Other Google result blocks may also appear.",
                  "properties": {
                    "organic_results": {
                      "items": {
                        "additionalProperties": true,
                        "properties": {
                          "link": {
                            "type": "string"
                          },
                          "position": {
                            "type": "number"
                          },
                          "snippet": {
                            "type": "string"
                          },
                          "title": {
                            "type": "string"
                          }
                        },
                        "type": "object"
                      },
                      "type": "array"
                    },
                    "search_information": {
                      "additionalProperties": true,
                      "properties": {
                        "query_displayed": {
                          "type": "string"
                        }
                      },
                      "type": "object"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            },
            "website": {
              "format": "uri",
              "type": "string"
            }
          },
          "required": [
            "input"
          ],
          "title": "Google Search results (SERP)",
          "type": "object",
          "x-tool-slug": "google_search_serp"
        }
      }
    },
    "lastUpdated": "2026-10-26T21:07:53.585Z",
    "quality": {
      "l30DaysTotalCalls": 9,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-26T21:07:52.902Z"
    },
    "resource": "https://api.fastaf.co/x402/v1/serp",
    "serviceName": "FastAF",
    "tags": [
      "data",
      "scraping",
      "web-data",
      "api",
      "agents"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Google Search results (SERP) for a query, as JSON: organic result titles, URLs, snippets and positions. Supports keyword search, country and language targeting for source discovery, fact-finding and research. Provided by Google Search results (SERP). Price: $0.003000 USDC per successful call."
}

What the leaf hashes

{"body":"b9fdc8bd75bba1c1d9fd939d23dd8d68fc7fdaa8edaa6ba10e298550a2c088bb","id":407791,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793080252438583,"prev":297313,"subject":"x402_bazaar:https://api.fastaf.co/x402/v1/serp","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. 0x94cbbe6c688e8a6f060ad27946114169966019345358410af5c7282c5b38d106
  2. 0xe5e44244765da3036f606e035964f22ddf53ce090d9e025c70c29b9f413578cf
  3. 0x02d72c350c441af6b987252d0598bc9185ffc51ee082fb1ca788eeb59e732bd8
  4. 0x1ce632f55ef8b194a732a582bc676caca90fc78eb09c94e9ef1d4fedc2d6827c
  5. 0xf83d965e34b94a8733b630ced897aa59a808bf4218ac673eecfa6e7df38b0c31
  6. 0x1cc76434a6f7e0cd5f5f4446a43d68f6e2205e849fd5d1bdcc36764f36f14abf
  7. 0xe512837a68e8cfe489f5df471e364565553c8c8b09f002094e3a21047230ec66
  8. 0x38c0274d5e7da8d312d81c63e162c34702a47767f8f0e4b8b1130159b78ce52c
  9. 0x62401c78f839622a699fad89dcbbd3b82008dd5bda82cb52fec25793a28fb24d
  10. 0x88feef9b2933522158e98d853eaf22bd6bb0c0e8aba56b399d7b5895627cadd2
  11. 0x04a09d663456ff3951851256dd93fd8bffe97c065373b0fa7994aee5fd52c4a7
  12. 0x747fb8d60cfe8dde3cb6d73475c58c3912bdf8d928b8f0480aa1c97a1b71d408
  13. 0x59c5c792b40d9054ce2b84a60af97fa54f2e1a2a369a6a52dc3f45de41128e97
  14. 0xa3c9c760ee424c178bab782711c2b9d3e15a80a6fde99165972cb75b306bb8b4
  15. 0xb4f7223140c8a36cb87a63d77cf617086d9968dc4658f03e102571ebe06e9ed6
  16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
  17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
  18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
  19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699
Day root
0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795
Chained
0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4
Published
On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4

How to check it · This row as JSON