Evidence row 117835

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://paid-md.hihat.workers.dev/research"
    ]
  ],
  "name": "Multi-Page Web Research",
  "owner_address": "0xf00679cd8b440c8bd541fb2aab1382e6ffd65a51",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xF00679CD8B440C8bd541fB2AAB1382E6fFd65A51",
        "scheme": "exact"
      }
    ],
    "description": "Multi-page research brief with cited sources. Crawl one URL and follow its links, or pass a list of URLs, and get a synthesized answer to your question as JSON with a sources array, optionally shaped by your JSON Schema. Use it to compare several pages, gather a list across a site, summarise a topic from multiple sources, or answer a question that spans documents. Up to 8 pages per call, typically 99% fewer tokens than reading the pages yourself.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "urls": [
                "https://en.wikipedia.org/wiki/Coinbase",
                "https://en.wikipedia.org/wiki/Nasdaq"
              ]
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "people": [
                  "Brian Armstrong"
                ],
                "title": "Coinbase",
                "what_they_do": "American digital asset exchange company"
              },
              "model": "@cf/meta/llama-3.3-70b-instruct-fp8-fast",
              "ms": 7911,
              "pages": 5,
              "saved_pct": 99.98,
              "sources": [
                "https://en.wikipedia.org/wiki/Coinbase"
              ],
              "tokens_in": 462474,
              "tokens_out": 88,
              "tokens_prompt": 7035
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "depth": {
                      "description": "How many pages to use. Defaults to 5 for a seed, 8 for an explicit list.",
                      "maximum": 8,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "instructions": {
                      "type": "string"
                    },
                    "schema": {
                      "type": "object"
                    },
                    "url": {
                      "description": "Seed url; links on the page are followed.",
                      "type": "string"
                    },
                    "urls": {
                      "description": "Explicit list instead of a seed. No crawl, fetched in parallel.",
                      "items": {
                        "type": "string"
                      },
                      "type": "array"
                    }
                  },
                  "type": "object"
                },
                "bodyType": {
                  "const": "json"
                },
                "method": {
                  "const": "POST"
                },
                "type": {
                  "const": "http"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "data": {
                      "properties": {
                        "people": {
                          "items": {
                            "type": "string"
                          },
                          "type": "array"
                        },
                        "title": {
                          "type": "string"
                        },
                        "what_they_do": {
                          "type": "string"
                        }
                      },
                      "type": "object"
                    },
                    "model": {
                      "type": "string"
                    },
                    "ms": {
                      "type": "number"
                    },
                    "pages": {
                      "type": "number"
                    },
                    "saved_pct": {
                      "type": "number"
                    },
                    "sources": {
                      "items": {
                        "type": "string"
                      },
                      "type": "array"
                    },
                    "tokens_in": {
                      "type": "number"
                    },
                    "tokens_out": {
                      "type": "number"
                    },
                    "tokens_prompt": {
                      "type": "number"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "json"
                }
              },
              "required": [
                "type",
                "example"
              ],
              "type": "object"
            }
          },
          "required": [
            "input",
            "output"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1792606305/bazaar-icons/182c757e8ba3382f.png",
    "lastUpdated": "2026-10-22T22:41:09.457Z",
    "quality": {
      "l30DaysTotalCalls": 5,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-22T22:41:09.352Z"
    },
    "resource": "https://paid-md.hihat.workers.dev/research",
    "serviceName": "Multi-Page Web Research",
    "tags": [
      "research brief",
      "multi-page research",
      "cited sources",
      "web research",
      "summarize"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Multi-page research brief with cited sources. Crawl one URL and follow its links, or pass a list of URLs, and get a synthesized answer to your question as JSON with a sources array, optionally shaped by your JSON Schema. Use it to compare several pages, gather a list across a site, summarise a topic from multiple sources, or answer a question that spans documents. Up to 8 pages per call, typically 99% fewer tokens than reading the pages yourself."
}

What the leaf hashes

{"body":"db1603eed6e971df1372cd08c1d03eee8df72de3c5847da6a71aabdcba5d8dd5","id":117835,"kind":"listing","method":"baseline/1","observed_us":1793025611943706,"prev":null,"subject":"x402_bazaar:https://paid-md.hihat.workers.dev/research","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. 0x1c6a2b2762c3f75f7d6d5ee10e233ba582ce75621a4ee103191d90ae8ab48b1e
2. 0x6a4ec82ddb9b6bf9190a6154d1c9169a7aab24fe9c4d049f948df64d03df5add
3. 0xe52661b49a6166e3caaa1e26022778dfa91a2ca4d00cc747639a1597c36ea798
4. 0x16c1cd3b9f81ba6aff9e406f80fa567dbf195ca04be40b17339f2037b7cf9314
5. 0x2ad5b06fb24693ecc7aa9f775a28d4ede2248fad023cf8e764a37a1767ad60b7
6. 0xefa64b253bed822a77be250731bfa5d30945d9c29959422d353e53f569bf49b0
7. 0xf4282093150f35f684a53f212c032d4aff5a1c8c9959df43b69d115077af27d1
8. 0x134bdfc912c8f8607241d1a29bfdd50ea356f1e01614be0bc6d4f92cc3a24888
9. 0xaff15aef61ef405fe04e90c269656f333927fd6146e06c2a00ea1c37fe1fed33
10. 0xff0b07a758b1dcaf0eebbded2fa92a070a531479a35a33200105774bbc143b25
11. 0xa71cc4f892400c8dd1d9d33faa6b7466eba77734b3716286b78aa51d46ff4255
12. 0x7ab2e7902b312a74cfdbc32b2906ced29b1fb9dc4280b5378e8eb181ad88686e
13. 0xe00c7829e46541e49a308807d357db902e06eff941a833217a8f0dbccd3964f1
14. 0x770e4376196188c7fc9ec40f8e218dc0d1cb92bba5fe0425a0edce27ca9a997f
15. 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae