Evidence row 452247

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": 8,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-26T05:40:09.319Z"
    },
    "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":"9926035631c32998a8bc4c01cb299f2334c34842d566ee8fba751200a4c674b6","id":452247,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793100519220900,"prev":18527,"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. 0xc4ba18211b7aa2b7f6865a932b095b3826beb0047abe9c88cd6e86f92d98e20c
2. 0x52666e219baa25458f92698dd88c5b3e24ae9a12d5c2f9411e6f22d0f624526a
3. 0x04ce3fb96cfa768d7f9a79d8e3fecb2d03b5e53a04a0a72b199240a01e1f0993
4. 0x7b32a762de229fda51778f4d6f1745492f6285c0e1b9218319e1ed92a94f0165
5. 0x6441ea81abf3d78cae7d7e3307e9c629d7dab5c23193dd5ae815632ef933ce2c
6. 0x27a56dbbc42837ed800950f8f70383cd739b9edb5894bdf02f2a7f67fc694886
7. 0x0266589246a8eef56c757fde75457c74d9e67e455783228e402bf9c7a4eb9824
8. 0xbe536bffeff1e2178176c5c0d4a76844a26c5063ad9596a53cede4c04bed3872
9. 0xa6ec063406a9ef99206325ec105286cdd2a9901b002231dd85e7927b9590a58a
10. 0x8146a517146b86a75519653f38e4a0ea7ee73e59d3e8dfc4b94a1352c4aec5f4
11. 0x9d79c109b429ce5375001cf2e916267ca09b43dfbad2a069e99583f56986b4e3
12. 0xee8734682e9314905d7abd2575a48cec1c4d752265d2b88ce346211a72684543
13. 0x72d49c3472216d5e76117068ea9a2a5f617bdb2ffda241f677ce8098a0219dfc
14. 0x077edf0f29e2a3aa19c876439830696b88f0236fd0b2a3c43c76f38cdd29bb2b
15. 0x73341bb09dd901ca47f26173883431496e3d98d6b0fb5b89f36218126d46c5d4
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4