Evidence row 527188

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agent-data.centorprat.workers.dev/web/search"
    ]
  ],
  "name": "Web Search for AI Agents",
  "owner_address": "0x8d38d6026cf3a9805de9c5f0611cee95b532b120",
  "raw": {
    "accepts": [
      {
        "amount": "6000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x8d38D6026cf3A9805DE9c5F0611ceE95B532B120",
        "scheme": "exact"
      },
      {
        "amount": "6000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x8d38D6026cf3A9805DE9c5F0611ceE95B532B120",
        "scheme": "exact"
      },
      {
        "amount": "6000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "3644DrcePengCVjznEa59Dm7Mu7Acr522NvYyapHRHQh",
        "scheme": "exact"
      }
    ],
    "description": "Web search API for AI agents, an Exa alternative that costs less: Google-quality results re-ranked for authority (primary sources first) and merged with research papers (arXiv, Semantic Scholar), GitHub repos, news and Wikipedia when the query needs them. Optional category (news, research paper, github, financial, company, pdf, docs), region and time filter. Median ~1.7 s. Up to 10 results per call.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "limit": "10",
              "q": "x402 payment protocol",
              "region": "us"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "query": "x402 payment protocol",
              "results": [
                {
                  "domain": "x402.org",
                  "position": 1,
                  "snippet": "x402 is the internet's payment standard...",
                  "title": "x402",
                  "url": "https://x402.org/"
                }
              ]
            },
            "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": {
                    "category": {
                      "description": "optional: news | research paper | github | financial | company | pdf | docs",
                      "type": "string"
                    },
                    "limit": {
                      "description": "1-10",
                      "type": "string"
                    },
                    "q": {
                      "description": "Search query",
                      "type": "string"
                    },
                    "region": {
                      "description": "us, uk, de, fr, es, it, ca, au, in, any",
                      "type": "string"
                    },
                    "time": {
                      "description": "day, week, month or year (optional)",
                      "type": "string"
                    }
                  },
                  "required": [
                    "q"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T09:53:36.592Z",
    "quality": {
      "l30DaysTotalCalls": 9,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-27T09:53:36.045Z"
    },
    "resource": "https://agent-data.centorprat.workers.dev/web/search",
    "serviceName": "Web Search for AI Agents",
    "tags": [
      "web",
      "search",
      "serp",
      "research",
      "agents"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Web search API for AI agents, an Exa alternative that costs less: Google-quality results re-ranked for authority (primary sources first) and merged with research papers (arXiv, Semantic Scholar), GitHub repos, news and Wikipedia when the query needs them. Optional category (news, research paper, github, financial, company, pdf, docs), region and time filter. Median ~1.7 s. Up to 10 results per call."
}

What the leaf hashes

{"body":"ebd86b6d1fa0a5b4814491475cb3bbb199aa36a20e5df9ac02bf9b0a70c8f46e","id":527188,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793124795748597,"prev":452247,"subject":"x402_bazaar:https://agent-data.centorprat.workers.dev/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 2026-10-27 (273461 rows).

1. 0xcf4d3a3fc9acbd3652b8c56128b032942f245efda476f4ef2d3a6cd525d12fb9
2. 0xd397de16e531d6f1103fbadae2a47ff32ab9bb5c65c4bea2c560157a492fb1f8
3. 0x0d4e5eedb1d2bd457f380c939850ea849ac71d805638d632678038ad92251ef4
4. 0x5705c62ab80b4d73e62af474d8d28d4e221f44e9cbdea4c8496e21acf0529049
5. 0x17da4f90ce7d559f677b21136134fd5f3f9090c989e522bcac17073e51904dd8
6. 0xaa5c98c6b4b422c1b9a0b3919813e3159abf6d8aada85467838a68ac1de1d392
7. 0x6916fc1b89d30b3621a006a3431800d78c9119bc82d088f47081939aada00ada
8. 0x99d051f95cee895cf7b0ed373b322f71813119019da1dfc11bfce2b22caf2800
9. 0xfbf456ec979783b30d118d393034100653da2db4e67c1386d168723edd6260da
10. 0x265e21bc620afd5f46c449651a2ec139e67fa79e03222ea0e866b26e92d7ffca
11. 0x1b795fb9abcd1a676d4c0ff9d91ca003c12e195f5c97f0608cf1bba69a05bb30
12. 0x66e8d9e469038ef11a686abeed12c8ceb38a1a8cd79012ccf20d29a30858cbbc
13. 0xeb77e9d1884bf470f4a13a5869956a83ac37957112a29ccb9e63ddf7791b5a0b
14. 0xcc49fd573532e5a29f5be4033f62a2eff71456c020bd2258312b98e95cfe301e
15. 0x969cd44e5a4e8dc3110540398fbf689659eb51df735c1cda5d8f021ef9ff5683
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4