Evidence row 2633168

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://readfetch.com/v1/search"
    ]
  ],
  "name": "readfetch.com",
  "owner_address": "0x26c2308adc8fe5ffe6d4183588dd2dd22ed86071",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "description": "Run a web search without a separate search API subscription. Returns titles, URLs, and snippets only — not full page text; follow with readfetch_text, readfetch_probe, or readfetch_scrape on a chosen result URL. `limit` is 1–20 (default 5). Optional `lang` biases locale (e.g. en, de-DE). Optional `tbs` filters recency: h= past hour, d= day, w= week, m= month, y= year. Use readfetch_map/readfetch_crawl when you already know the site; readfetch_* URL tools when you have the lin",
        "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": "Run a web search without a separate search API subscription. Returns titles, URLs, and snippets only — not full page text; follow with readfetch_text, readfetch_probe, or readfetch_scrape on a chosen result URL. `limit` is 1–20 (default 5). Optional `lang` biases locale (e.g. en, de-DE). Optional `tbs` filters recency: h= past hour, d= day, w= week, m= month, y= year. Use readfetch_map/readfetch_crawl when you already know the site; readfetch_* URL tools when you have the lin",
    "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": "Run a web search without a separate search API subscription. Returns titles, URLs, and snippets only — not full page text; follow with readfetch_text, readfetch_probe, or readfetch_scrape on a chosen result URL. `limit` is 1–20 (default 5). Optional `lang` biases locale (e.g. en, de-DE). Optional `tbs` filters recency: h= past hour, d= day, w= week, m= month, y= year. Use readfetch_map/readfetch_crawl when you already know the site; readfetch_* URL tools when you have the link.",
            "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": {
                    "lang": {
                      "anyOf": [
                        {
                          "type": "string"
                        },
                        {
                          "type": "null"
                        }
                      ],
                      "description": "Optional language/locale hint, e.g. en or de-DE."
                    },
                    "limit": {
                      "default": 5,
                      "description": "Maximum number of results to return (default 5).",
                      "maximum": 20,
                      "minimum": 1,
                      "type": "number"
                    },
                    "query": {
                      "description": "Search query string.",
                      "minLength": 1,
                      "type": "string"
                    },
                    "tbs": {
                      "anyOf": [
                        {
                          "enum": [
                            "h",
                            "d",
                            "w",
                            "m",
                            "y"
                          ],
                          "type": "string"
                        },
                        {
                          "type": "null"
                        }
                      ],
                      "description": "Optional recency filter: h=hour, d=day, w=week, m=month, y=year."
                    }
                  },
                  "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": [
                    "string",
                    "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": {
          "free": true,
          "method": "POST",
          "note": "The only free POST — no wallet, no 402, no x402. Metadata plus optional ~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",
        "support": {
          "claims": {
            "method": "POST",
            "path": "/v1/claims",
            "url": "https://readfetch.com/v1/claims",
            "when": "paid delivery dispute; needs RECEIPT + EIP-191 signature"
          },
          "feedback": {
            "body": {
              "category": "integration|docs|site|other",
              "message": "≤500 chars",
              "request_id": "<from X-Request-Id>"
            },
            "free": true,
            "mcp_tool": "readfetch_feedback",
            "method": "POST",
            "path": "/v1/feedback",
            "url": "https://readfetch.com/v1/feedback"
          },
          "request_id_header": "X-Request-Id"
        },
        "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": "2026-11-03T11:12:59.805Z",
    "quality": {
      "l30DaysTotalCalls": 5,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-03T11:12:59.57Z"
    },
    "resource": "https://readfetch.com/v1/search",
    "serviceName": "readfetch.com",
    "tags": [
      "results",
      "search",
      "serp",
      "snippets",
      "web search"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Run a web search without a separate search API subscription. Returns titles, URLs, and snippets only — not full page text; follow with readfetch_text, readfetch_probe, or readfetch_scrape on a chosen result URL. `limit` is 1–20 (default 5). Optional `lang` biases locale (e.g. en, de-DE). Optional `tbs` filters recency: h= past hour, d= day, w= week, m= month, y= year. Use readfetch_map/readfetch_crawl when you already know the site; readfetch_* URL tools when you have the lin"
}

What the leaf hashes

{"body":"e7770f6495ac0a24ea10225683a72807853a613abc3d36decc51cf3eb79726de","id":2633168,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793734401185481,"prev":2200230,"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 2026-11-03 (425475 rows).

1. 0x54763293155f806b59b4986adc5927b96d7cb4296fc9945e571f3c5c9327c727
2. 0x4a16963a0827c4f7c326f1b5f15ae44c66d064cc887995608c3156f7a3c6fec7
3. 0xb4ae4f567d09ede29390f717618689d90015908f75d4d3ff2f3eadc79a508c59
4. 0x52506dcf2052a0ae13dfd9fb74437e43fc6515fe80f177b441666a343654ac64
5. 0x1a5763ec94858ed74ffd28cf3125387405b1e5215e0ffc5f3fd50501ae4ac937
6. 0x98802fec6894c8bf74eff261aa7471d7fe6bd68d9032d39425c7e812f9d976e2
7. 0x25811fa972b95b6912ce3280a156f23111d65d187bbdf51f7c7088d684586374
8. 0x541d9f1c043398f5018dd2bc6461d67eec6297ee2f7764c8fce1ba1bfa40aba9
9. 0x7f6e2b26cd00d47ee7154adba5911366511549d969f95327196398552bec9a65
10. 0x974a2d1b8ee63ba33d3ca022e28883cf187e0b8dfdbf2ac03a3222a19fdfead1
11. 0xf029ffdfe4961ce82f269bf8c33d63c947e296ecceec76ffacb2ec421dc63499
12. 0xc427594c2a5f3ad5b9d386659b72002f2e592eabed04e67f1af351b6ea396338
13. 0x130f30e899bc8ce212e170bbaa25774f0c81fe70574c3d294e9d7dd39ef78bb6
14. 0xa0355815fb68405edba1fd1bafdab2a650279d2317deb0f4dba32a14a86d8ec4
15. 0xda5db54125314643afd2553cc06bcc66d4fe0ce60c8998f4ce0b19c465813b51
16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7