Evidence row 71793

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://bob.assimilatethis.com/search"
    ]
  ],
  "name": "Bob Research Tools",
  "owner_address": "0x87d2c7808872985cfce3847ee172ebb87d772dbe",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x87D2c7808872985cFcE3847eE172Ebb87d772Dbe",
        "scheme": "exact"
      },
      {
        "amount": "5000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "Bi6QZzf9SEBg3dzoYmE6RvqPXp4pVJHWhWg2ATfprU8f",
        "scheme": "exact"
      }
    ],
    "description": "Plain web search. Returns ranked results (title, URL and a short snippet) for a query, up to 10, optionally limited to a publish-date range with since and until (YYYY-MM-DD). No AI-written answer, so it is fast: typically under a second. If it cannot return results you get an error and are not charged.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "n": 5,
              "q": "x402 payment protocol for AI agents",
              "since": "2026-09-01"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "query": "x402 payment protocol for AI agents",
              "results": [
                {
                  "snippet": "A short passage from the page.",
                  "title": "Page title",
                  "url": "https://example.com/page"
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "n": {
                      "description": "How many results to return, 1 to 10 (default 5)",
                      "type": "integer"
                    },
                    "q": {
                      "description": "The search query",
                      "type": "string"
                    },
                    "since": {
                      "description": "Optional: only results published on or after this date, YYYY-MM-DD",
                      "type": "string"
                    },
                    "until": {
                      "description": "Optional: only results published on or before this date, YYYY-MM-DD",
                      "type": "string"
                    }
                  },
                  "required": [
                    "q"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "query": {
                      "type": "string"
                    },
                    "results": {
                      "items": {
                        "properties": {
                          "snippet": {
                            "type": "string"
                          },
                          "title": {
                            "type": "string"
                          },
                          "url": {
                            "type": "string"
                          }
                        },
                        "type": "object"
                      },
                      "type": "array"
                    }
                  },
                  "required": [
                    "query",
                    "results"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791991143/bazaar-icons/1fdb860a313592e1.png",
    "lastUpdated": "2026-10-25T23:33:26.439Z",
    "quality": {
      "l30DaysTotalCalls": 22,
      "l30DaysUniquePayers": 10,
      "lastCalledAt": "2026-10-25T23:33:26.096Z"
    },
    "resource": "https://bob.assimilatethis.com/search",
    "serviceName": "Bob Research Tools",
    "tags": [
      "research",
      "web-search",
      "fact-check",
      "summarization",
      "ai-agents"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Plain web search. Returns ranked results (title, URL and a short snippet) for a query, up to 10, optionally limited to a publish-date range with since and until (YYYY-MM-DD). No AI-written answer, so it is fast: typically under a second. If it cannot return results you get an error and are not charged."
}

What the leaf hashes

{"body":"5fb1a31535a902f0a365f357c671832f5861ab5257e88f64256110b1fef811d1","id":71793,"kind":"listing","method":"baseline/1","observed_us":1793025483181047,"prev":null,"subject":"x402_bazaar:https://bob.assimilatethis.com/search","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0xd9a5257fb3d94a111b12506ccfe4d804fab56a9beac3561c30a28ed71bead8ab
2. 0x58ae554bd59de54ea35bfdc5a92c6681e16a365b28bcab789ca318b36cfc067a
3. 0x53ef1a67272fce72475310c2e2f9fc108abefc31770507dccdc360621ede74e6
4. 0xbe3c1a8507be417b8243b5960094720503738d91787792292cd5ddef5ac6f978
5. 0x78763e874ad29c2ec07dbee3d074be247393a748e9075d1e6817c24feff7304f
6. 0xa4cc76840a1cfa8cb7771e2caed4af63df0a495ca34ce117bdfd41dd37dfc866
7. 0x1e61660eefe7e3b2d34d9490dc10e7aea15df464d24970d7d5a18c54c837ceaf
8. 0x99ae804a413b4307bd4811ed9042b6bf49ad169040514fa94bb1c7039a09dd2c
9. 0xae0783d423815cf4c5e7c10904ca1d9501536e43a32443b67a1fd2dca7b96869
10. 0x60b48a1bcbe1b49c2b79abc9db170c07e64ed7296971e4a62ed6c2c279c87576
11. 0xc65997d4cbe46cfb99054bd5df6a660823432d48a8d7d21b0c1bed1df236af25
12. 0x3704bc5ad033a79977899a5ead894cf50c0b8c8432c020959cefe2af561eb5ee
13. 0xcd9e3af1fa905ec61b99ee9442716d7c7a439aecacd018ec229a24def1cabf6b
14. 0x6b927d53caa5125cdba9255612d524976c691f8672796c3f0885ba2c5b3af1ad
15. 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae