Evidence row 1261562

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://readfetch.com/v1/search"
    ]
  ],
  "name": "readfetch.com",
  "owner_address": "0x26c2308adc8fe5ffe6d4183588dd2dd22ed86071",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "description": "Web search without a search subscription, returning titles, URLs and snippets.",
        "extra": {
          "name": "USD Coin",
          "paymentFlow": "authorization",
          "version": "2"
        },
        "maxAmountRequired": "5000",
        "maxTimeoutSeconds": 60,
        "mimeType": "application/json",
        "network": "eip155:8453",
        "payTo": "0x26C2308aDC8fe5FFE6d4183588DD2DD22ed86071",
        "resource": "https://readfetch.com/v1/search",
        "scheme": "exact"
      }
    ],
    "description": "Web search without a search subscription, returning titles, URLs and snippets.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "limit": 5,
              "query": "example"
            },
            "bodyType": "json",
            "description": "Web search without a search subscription, returning titles, URLs and snippets.",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "description": "Web search without a search subscription, returning titles, URLs and snippets.",
            "example": {
              "billed": true,
              "hint": null,
              "query": "rust async runtime",
              "results": [
                {
                  "position": 1,
                  "snippet": "...",
                  "title": "Tokio",
                  "url": "https://tokio.rs/"
                }
              ],
              "status": "success"
            },
            "format": "application/json",
            "type": "json"
          }
        },
        "schema": {
          "$defs": {},
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "body": {
                  "properties": {
                    "egress": {
                      "description": "Exit to leave through: `direct` (this service's own datacentre egress) or `residential` (a residential address pool, for targets that refuse datacentre addresses). Omit to use the default route.",
                      "title": "Egress",
                      "type": "string"
                    },
                    "lang": {
                      "description": "e.g. en, de-DE",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "limit": {
                      "default": 5,
                      "maximum": 20,
                      "minimum": 1,
                      "type": "number"
                    },
                    "query": {
                      "minLength": 1,
                      "type": "string"
                    },
                    "tbs": {
                      "description": "Time range.",
                      "enum": [
                        "h",
                        "d",
                        "w",
                        "m",
                        "y",
                        null
                      ],
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "query"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "const": "json"
                },
                "method": {
                  "enum": [
                    "POST"
                  ]
                },
                "type": {
                  "const": "http"
                }
              },
              "required": [
                "type",
                "method",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "billed": {
                  "type": "boolean"
                },
                "hint": {
                  "type": "null"
                },
                "query": {
                  "type": "string"
                },
                "results": {
                  "items": {
                    "properties": {
                      "position": {
                        "type": "integer"
                      },
                      "snippet": {
                        "type": "string"
                      },
                      "title": {
                        "type": "string"
                      },
                      "url": {
                        "format": "uri",
                        "type": "string"
                      }
                    },
                    "type": "object"
                  },
                  "type": "array"
                },
                "status": {
                  "type": "string"
                }
              },
              "type": "object"
            }
          }
        }
      },
      "readfetch": {
        "llms_txt": "https://readfetch.com/llms.txt",
        "mcp": "https://readfetch.com/mcp",
        "mcp_manifest": "https://readfetch.com/.well-known/mcp.json",
        "openapi": "https://readfetch.com/openapi.json",
        "payment_status": "live",
        "probe": {
          "method": "POST",
          "note": "Free ~400-character preview for the same URL before paying",
          "path": "/v1/probe",
          "price_usd": 0
        },
        "related_endpoints": [
          {
            "path": "/v1/map"
          },
          {
            "path": "/v1/probe"
          }
        ],
        "service_manifest": "https://readfetch.com/.well-known/service.json",
        "skill": "https://readfetch.com/SKILL.md",
        "x402_resources": "https://readfetch.com/.well-known/x402-resources.json"
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1793278990/bazaar-icons/a51ede90f06a90b8.png",
    "lastUpdated": "2026-10-30T15:51:25.952Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-30T15:51:25.722Z"
    },
    "resource": "https://readfetch.com/v1/search",
    "serviceName": "readfetch.com",
    "tags": [
      "results",
      "search",
      "serp",
      "snippets",
      "web search"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Web search without a search subscription, returning titles, URLs and snippets."
}

What the leaf hashes

{"body":"717cd5715085a2292a44226224235f3450c3787a1d59836f80f4181d273f8008","id":1261562,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793385513275673,"prev":1040240,"subject":"x402_bazaar:https://readfetch.com/v1/search","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0x622ccab3c31b01544f6d6be73e07e22fce2716fe740d2a7ee5edcca6bf61ef59
2. 0xdd2a08a5e65672155bc7abad73533f2611133bd4a4059073bfc095c8baf8a462
3. 0x0ae51db855c4ad1f67640dc5d63dd6277b8b1d8a264f76fce73b2737af652c56
4. 0xc5d2cd4d243890a9ec40b57f771ae9016fe6e2b534ac8b81f9ec957bf4cc48cf
5. 0x04bdbeaf7fb5be7aa02440d5c9bd77d272b6673e50de83bce6ad0256951f39ec
6. 0x3ffd0696eb6f0615eb51c1ea7f3f99fe5b72e80ed10a4e58839d94e38b8e7f5e
7. 0x3346fcb726de3b4e786cf2ffbf5afbb6e35a2cf998fa52be858ec689e8f20e2f
8. 0x4d29f919566d15c379ab44c67e80ae2ae45d49e12cd5a2e44888e4c363d3040d
9. 0x737d981a62ccfd400d3efc5b1c3051463d86d73631ac627c3d991e4850ac329a
10. 0x75e9886ac5b1ca6a7521761f75045d9bc0cd3de1c4e69e8355ea4393e0e26e9b
11. 0x65b3dda37e2facc0b5eb9af427be7f4858de601ea00ddba2f8d70e3055d9bc95
12. 0x1368151c9e1fe771283052c91b8ad44627f6dc996dc4b115835654d2d5e265c1
13. 0x7ae0971906d125dd6b90b4b23f9b0f031568e95c77c8aba07223b5ef3ee3e226
14. 0x863694f188c4b3bb5062c468823f130a2c1762c9b6bf2ce9a68fd27f465427d0
15. 0x7ecc532de10b728de98de2eb2a81fbd8da2254ff32b38b6ffde14af9964fc470
16. 0x910a91495535ac1a9e959d27d607e185616d2d41b45bc7071c6357f426f372d8
17. 0xffe660edb9e5c6e3449a49454634c3e7b2f9fe703e5697f723b021735647ab7e
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861