Evidence row 784592

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402.agentutility.ai/keyword-suggest"
    ]
  ],
  "name": "AgentUtility.ai",
  "owner_address": "0x6c0752c09e7f6fa6526fcdf40e456a159ebb5621",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x6c0752c09e7F6fA6526fCDf40e456a159ebB5621",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "FJqAJ4dXkFbrp3EEo8E9x98iaBGUQwaU8Srz5ePfUXLH",
        "scheme": "exact"
      }
    ],
    "description": "Keyword and autocomplete suggestions for any seed query. Aggregates Wikipedia OpenSearch and DuckDuckGo autocomplete (both public, no auth) into a de-duplicated ranked list — useful for SEO keyword research, content-gap analysis, LLM query expansion, and agent-driven research.",
    "extensions": {
      "bazaar": {
        "discoverable": true,
        "info": {
          "input": {
            "body": {
              "limit": 10,
              "query": "ethereum"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "attribution": "Sources: Wikipedia OpenSearch + DuckDuckGo Instant Answer (public APIs).",
              "count": 5,
              "per_source": {
                "duckduckgo": {
                  "count": 5
                },
                "wikipedia": {
                  "count": 5
                }
              },
              "query": "ethereum",
              "suggestions": [
                "Ethereum",
                "Ethereum classic",
                "Ethereum 2.0",
                "Ethereum price",
                "Ethereum wallet"
              ]
            },
            "type": "json"
          }
        },
        "related": [
          "/product-listing-pack",
          "/seo-snapshot",
          "/social-image-pack"
        ],
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "anyOf": [
                    {
                      "required": [
                        "query"
                      ]
                    },
                    {
                      "required": [
                        "keyword"
                      ]
                    }
                  ],
                  "properties": {
                    "keyword": {
                      "description": "Alias for query.",
                      "type": "string"
                    },
                    "lang": {
                      "description": "Wikipedia language code, e.g. 'en', 'es'. Default 'en'.",
                      "type": "string"
                    },
                    "limit": {
                      "description": "1-50. Default 10.",
                      "type": "number"
                    },
                    "query": {
                      "description": "Seed query.",
                      "type": "string"
                    },
                    "source": {
                      "description": "Default 'all'.",
                      "enum": [
                        "wikipedia",
                        "duckduckgo",
                        "all"
                      ],
                      "type": "string"
                    }
                  }
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "attribution": {
                      "type": "string"
                    },
                    "count": {
                      "type": "integer"
                    },
                    "per_source": {
                      "properties": {
                        "duckduckgo": {
                          "properties": {
                            "count": {
                              "type": "integer"
                            }
                          },
                          "type": "object"
                        },
                        "wikipedia": {
                          "properties": {
                            "count": {
                              "type": "integer"
                            }
                          },
                          "type": "object"
                        }
                      },
                      "type": "object"
                    },
                    "query": {
                      "type": "string"
                    },
                    "suggestions": {
                      "items": {
                        "type": "string"
                      },
                      "type": "array"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "builder-code": {
        "info": {
          "a": "bc_awpbwsy3"
        },
        "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"
              },
              "type": "array"
            },
            "w": {
              "description": "Wallet builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            }
          },
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1783070352/bazaar-icons/54f004eda341546b.png",
    "lastUpdated": "2026-10-25T08:35:18.654Z",
    "quality": {
      "l30DaysTotalCalls": 11,
      "l30DaysUniquePayers": 7,
      "lastCalledAt": "2026-10-25T08:35:15.515Z"
    },
    "resource": "https://x402.agentutility.ai/keyword-suggest",
    "serviceName": "AgentUtility.ai",
    "tags": [
      "web-probe",
      "keyword",
      "suggest"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Keyword and autocomplete suggestions for any seed query. Aggregates Wikipedia OpenSearch and DuckDuckGo autocomplete (both public, no auth) into a de-duplicated ranked list — useful for SEO keyword research, content-gap analysis, LLM query expansion, and agent-driven research."
}

What the leaf hashes

{"body":"0509fb847749a0c210bb28db3441c741015610f6c210533025f25cb202829dfa","id":784592,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793211173406801,"prev":278136,"subject":"x402_bazaar:https://x402.agentutility.ai/keyword-suggest","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-28 (231336 rows).

1. 0x4e8f359e4405d859506526c5c113552a1673265592551d5306fb113abf7f7b63
2. 0x2a6594f773504d9dc7d1516cba9bf37281c55df0e1ae50aebc18b57d8b5814b3
3. 0x3ad0fe02ad10167d84bca8caa5d5414c94410738b375f6be658c689b2ca36615
4. 0x28b334eb619ab711ecc69df6dbee9e52be69909503eb51e4a4358916db6f3df1
5. 0x64d9cc9d3376d9bb71ca0cc60a2f8171c2add1fc1fb4ffb2992fd01b5b511420
6. 0xddb24005b364ac2fcb0f8f847bb80f6b700cdbbb2a5d7e9ef7e6bce485e6370e
7. 0x063fc66225e73d1aedac6f22bd2c9f7abde7dc97f371d9d9a89e63791dc6cc2d
8. 0x4bb9d0d34500b960b7c902f70ee7095f77f7f7dc71fca74e168b0f7243597362
9. 0xea225fe5d877cc197e7f2c320e78e285b90fc28e56a061fe8019cd54d5ed55db
10. 0xf59e8018a0b3a9c6c9a70acdd9dddd1f85c4f30cd88c57ba11e22be1abc1b20f
11. 0xa1ad7506ecc3ac2d144cf51a08cf34be1b3281e6b3d491c3639a5750eeecbd6a
12. 0xbed44f78ddaac6d79b2fe676badcf4dabaeb86051fd7b7e1d523c8c1afdc608d
13. 0x902a2dbf47c33b77a0326d8eee14fb4f6ce8a9c74f1c79c2695723137f2064af
14. 0x8dce5117e7908d42b8abe04939e957eaffbae76d0f0a9d9ca7bb199e561aecf3
15. 0xd12637e9c035a4c3a66d0f0436dfc7bf3f13da4d17ea045b647d9e9beef1ef11
16. 0xa99a40fe210d675bb6ab72d4bb72ab40eb44ac345773c457fbe58e67a47b03df
17. 0x7a743a0a09057bae687051274e1d45bf973bd36a1a4ba16a191b5d29e3bdfa2a
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae