Evidence row 33471

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://app.difficat.com/api/v1/discover"
    ]
  ],
  "name": "DiffiCat",
  "owner_address": "0x91805ccdcb0af529ffa510efc494786f19d4c257",
  "raw": {
    "accepts": [
      {
        "amount": "50000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x91805ccDcB0aF529FFa510Efc494786f19d4c257",
        "scheme": "exact"
      }
    ],
    "description": "Lists the pages of a website for a migration check: reads its sitemap or crawls from the start URL, and maps every page onto the target site when one is given. Use it before starting a comparison job to choose which pages to compare. 0.05 USD per call.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "maxPages": 50,
              "sourceUrl": "https://difficat.com",
              "targetUrl": "https://www.difficat.com"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "pages": [
                {
                  "path": "/agents",
                  "sourceUrl": "https://difficat.com/agents",
                  "targetUrl": "https://www.difficat.com/agents"
                }
              ],
              "payment": {
                "amount": "0.05",
                "currency": "USD"
              },
              "strategy": "sitemap-xml"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "maxPages": {
                      "description": "Stop after this many pages (default and at most 5000).",
                      "maximum": 5000,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "sitemapUrl": {
                      "format": "uri",
                      "maxLength": 2048,
                      "type": "string"
                    },
                    "sourceUrl": {
                      "format": "uri",
                      "maxLength": 2048,
                      "type": "string"
                    },
                    "targetUrl": {
                      "format": "uri",
                      "maxLength": 2048,
                      "type": "string"
                    }
                  },
                  "required": [
                    "sourceUrl"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "mppx": {
        "info": {
          "_mppx_scope": "difficat:discover:0.05",
          "method": "POST",
          "opaque": "eyJfbXBweF9zY29wZSI6ImRpZmZpY2F0OmRpc2NvdmVyOjAuMDUiLCJhbW91bnQiOiIwLjA1Iiwia2luZCI6ImRpc2NvdmVyIn0"
        },
        "schema": {
          "additionalProperties": false,
          "properties": {
            "_mppx_scope": {
              "type": "string"
            },
            "digest": {
              "type": "string"
            },
            "method": {
              "type": "string"
            },
            "nonce": {
              "type": "string"
            },
            "opaque": {
              "type": "string"
            }
          },
          "required": [
            "method"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-14T17:06:54.653Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-14T17:06:53.952Z"
    },
    "resource": "https://app.difficat.com/api/v1/discover",
    "serviceName": "DiffiCat",
    "tags": [
      "migration",
      "crawler",
      "sitemap"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Lists the pages of a website for a migration check: reads its sitemap or crawls from the start URL, and maps every page onto the target site when one is given. Use it before starting a comparison job to choose which pages to compare. 0.05 USD per call."
}

What the leaf hashes

{"body":"7e63df90ffcf480266e40c9876a0be7ef64025985b49327fb3a8184fba92bf79","id":33471,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025368858694,"prev":null,"subject":"x402_bazaar:https://app.difficat.com/api/v1/discover","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. 0x7d017ede5b4c02df7c3496e37bf9035d3a9fcab2691d8799f4cc6f7a10b35bbe
2. 0xceb1816624210693a7252348776f24b760ab3c6660c78117ced46b2cb7b11164
3. 0xa3d8538f2312aa7ac666a159e3a3fd40b305d3954e8b2737a584d7ff408a4132
4. 0xe99aff3748539f0867fea69d63207df9b1de8194413fe7921c35e6daa7afb692
5. 0xbda7ffd1dfbcae6feecc55a0537cf9a7d0bda20b17da5d1dae6a00b6fa07a459
6. 0x92425a1d8819682a47d79a2cdaeb581014df9a837686993e4f0c68102b1f7f60
7. 0x02731575e4fb7de9b6567a53f3abd9421b51e336e1e899dac267dfdc90eb441d
8. 0x048db6ee0349dccb2fbe8889d8bed7b5aa9f3ac38343f5636f684c0b527b2952
9. 0x08b3760a00c7c63570a34f14cb3fff681c9dc8817ae7392edd6927f2dce3759c
10. 0xf0ed0e925a8a7da0329fe426ca59f504fc92f30b2f6f61a5828a859ff9cdb816
11. 0x05b818019343d04f2973b36329a447f88301721891653961b94822610edda553
12. 0x779c77295186b32da6387dfb36d3a76522e7d713472a7cebed7c93529ccc4be6
13. 0x0bffb634300aa5609bddaa79e8d31d7cde36c0a5a4465472f809b9f5287e40d2
14. 0x7721d38652b6444b18e1193824e50490ade04851ce6221771f6e374c4527d80f
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae