Evidence row 272942

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://shop.lordevo.com/api/quick/can-fetch"
    ]
  ],
  "name": "Lordevo",
  "owner_address": "0x0876a79bb5a88bf338e6b47b4530359527b01d73",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0x0876A79Bb5A88Bf338E6b47b4530359527b01d73",
        "scheme": "exact"
      }
    ],
    "description": "Can I fetch this URL? robots.txt + AI-crawler permission gate: Pre-fetch gate for agents and scrapers: is this exact URL allowed by robots.txt (RFC 9309: missing = allow, 5xx/unreachable = disallow) for generic agents and 16 named AI agents/crawlers (ChatGPT-User, Claude-User, PerplexityBot, GPTBot,",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "url": "https://example.com"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "agents": {
                "*": true,
                "CCBot": false,
                "ChatGPT-User": true,
                "Claude-User": true,
                "ClaudeBot": true,
                "GPTBot": false,
                "PerplexityBot": true
              },
              "allowed": true,
              "content_signal": {
                "ai-input": false,
                "ai-train": false,
                "search": true
              },
              "crawl_delay_seconds": null,
              "noai": true,
              "origin": "https://example.com",
              "page": {
                "content_type": "text/html; charset=utf-8",
                "final_url": "https://example.com/blog/post",
                "http_status": 200,
                "x_robots_tag": []
              },
              "path": "/blog/post",
              "robots_http_status": 200,
              "robots_txt": "present",
              "robots_url": "https://example.com/robots.txt",
              "sitemaps": [
                "https://example.com/sitemap.xml"
              ],
              "summary": "Allowed: example.com/blog/post for generic crawlers/agents. Blocked for: GPTBot, CCBot. The site signals no AI use (noai / Content-Signal).",
              "tool": "can-fetch",
              "url": "https://example.com/blog/post",
              "verdict": "allowed_but_no_ai_use"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "url": {
                      "description": "public http(s) URL or bare domain",
                      "type": "string"
                    }
                  },
                  "required": [
                    "url"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "agents": {
                      "additionalProperties": {
                        "type": "boolean"
                      },
                      "type": "object"
                    },
                    "allowed": {
                      "type": "boolean"
                    },
                    "content_signal": {
                      "type": [
                        "object",
                        "null"
                      ]
                    },
                    "crawl_delay_seconds": {
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "noai": {
                      "type": "boolean"
                    },
                    "origin": {
                      "type": "string"
                    },
                    "page": {
                      "type": [
                        "object",
                        "null"
                      ]
                    },
                    "path": {
                      "type": "string"
                    },
                    "robots_http_status": {
                      "type": [
                        "integer",
                        "null"
                      ]
                    },
                    "robots_txt": {
                      "enum": [
                        "present",
                        "missing",
                        "unreachable"
                      ],
                      "type": "string"
                    },
                    "sitemaps": {
                      "items": {
                        "type": "string"
                      },
                      "type": "array"
                    },
                    "summary": {
                      "type": "string"
                    },
                    "tool": {
                      "type": "string"
                    },
                    "url": {
                      "type": "string"
                    },
                    "verdict": {
                      "enum": [
                        "allowed",
                        "disallowed",
                        "allowed_but_no_ai_use",
                        "allowed_with_crawl_delay"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "tool",
                    "url",
                    "verdict",
                    "allowed",
                    "agents",
                    "robots_txt"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1793001371/bazaar-icons/2f77a59e7f2d5bff.png",
    "lastUpdated": "2026-10-26T17:40:08.756Z",
    "quality": {
      "lastCalledAt": "2026-10-26T17:40:08.756Z"
    },
    "resource": "https://shop.lordevo.com/api/quick/can-fetch",
    "serviceName": "Lordevo",
    "tags": [
      "robots.txt",
      "can i crawl",
      "crawl permission",
      "ai crawlers",
      "x-robots-tag"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Can I fetch this URL? robots.txt + AI-crawler permission gate: Pre-fetch gate for agents and scrapers: is this exact URL allowed by robots.txt (RFC 9309: missing = allow, 5xx/unreachable = disallow) for generic agents and 16 named AI agents/crawlers (ChatGPT-User, Claude-User, PerplexityBot, GPTBot,"
}

What the leaf hashes

{"body":"69d85cf9a35a6a7daa8ca8d0c29ae82119ce2ec8c6de12168bb222e1f06d996e","id":272942,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793039057893956,"prev":null,"subject":"x402_bazaar:https://shop.lordevo.com/api/quick/can-fetch","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. 0x1d456261acca5caf713dea1c2a3b8106204471d0016d8be21d12682032b1b32f
2. 0xe84db8feb12ae74188adf587448c2bb0f9c21ac424c96da7be9eed9398301f2f
3. 0x16000c32e10fbba10fa9e0c2c9605ef792be9a1be62bb97ed329f3db9306c579
4. 0x797e56f6d3fe674a6309916c2ad440a210833ff3fc956634853530dcd5e23ddf
5. 0x057ab513a85451f022b7e7da5b12b839a89e52f16f1609c26d9a7a85d412638d
6. 0x0dd7419c6ac32980b8bcf8211b818e5b2901cf3043b6e4dfcc8a23a4433cdf10
7. 0xab8873193c8ad250435f1c3818073e2aedc7fd7620306c57205a7763137493c5
8. 0x98b1e9c8fec3eff4dc34e17bd3193c37de0197b70ca005c4b60a8703f75e2631
9. 0x3d86f02bcefd5c503f8a62d4f8a065a11eaac825db5166bd8edd4faaed62c7a3
10. 0x328a19bb2b9e8aa664a31a15df6f2e5a801e6cb13c626e7a570636fb14fb88d3
11. 0x15110e1ab8fe267895da4a2cf012c17f5824a8afca5d2dac1f158d633e16c91c
12. 0x8e3531af6dd328ff9a174dd19751228f67fa0773c68a89edf859dffbd7b098c3
13. 0x42b0d9d5b53af5b0fe99cee10ce29fe484db78b92ce49f97190cc6d098651d47
14. 0x9dfd312f3d4937f7cb144cee3987e8516f222932b4ea286605236d73cfa1ed16
15. 0xc3a6a3ae44ec0da1848b16d40c45d7aac97a67352eea8df18e0f26edabea8a2f
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae