{
  "x402Version": 2,
  "id": 33989,
  "slug": "33989",
  "resource": "https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/site/changed-since",
  "description": "Detect bounded changes across one static page surface using one HTML fetch plus at most one robots.txt fetch. Forest hashes HTTP identity, page metadata, normalized JSON-LD, downloadable links, form schema and robots context without storing snapshots, rendering JavaScript or submitting anything. Base mainnet USDC",
  "type": "http",
  "serviceName": "Forest Web",
  "resourceType": "Blockchain Data",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xf9c2a7255E7C51D7BF38331DcFC23Ba881cF61Ba",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "4000",
      "amountUsd": 0.004,
      "maxTimeoutSeconds": 120
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "type": "object"
      },
      "type": {
        "type": "string"
      }
    },
    "required": [
      "type"
    ],
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "url": "https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/fixtures/page",
            "user_agent": "ForestBot/1.0"
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "capability": "web.site-changed-since",
            "data": {
              "changed": false,
              "changed_dimensions": [],
              "classification_complete": false,
              "dimension_hashes": {
                "downloads": "sha256:0000000000000000000000000000000000000000000000000000000000000000",
                "forms": "sha256:0000000000000000000000000000000000000000000000000000000000000000",
                "http": "sha256:0000000000000000000000000000000000000000000000000000000000000000",
                "page": "sha256:0000000000000000000000000000000000000000000000000000000000000000",
                "robots": "sha256:0000000000000000000000000000000000000000000000000000000000000000",
                "structured": "sha256:0000000000000000000000000000000000000000000000000000000000000000"
              },
              "downloads": {
                "count": 0,
                "format_counts": []
              },
              "forms": {
                "field_count": 0,
                "form_count": 0,
                "method_counts": []
              },
              "http": {
                "cache": {
                  "cache_control": "example",
                  "etag": "example",
                  "last_modified": "example"
                },
                "content_type": "example",
                "status": 200
              },
              "new_hash": "sha256:0000000000000000000000000000000000000000000000000000000000000000",
              "page": {
                "canonical_url": "example",
                "description": "example",
                "language": "example",
                "title": "example"
              },
              "previous_hash": "example",
              "provider_request_budget": 2,
              "provider_request_count": 1,
              "rendered_javascript": false,
              "robots": {
                "decision": "allowed",
                "state": "available",
                "status": 1
              },
              "scope": "bounded_static_site_surface_plus_robots_only",
              "source_url": "example",
              "structured": {
                "entity_count": 0,
                "type_counts": []
              },
              "truncated": false
            },
            "meta": {
              "cache": "miss",
              "checked_at": "2026-01-01T00:00:00.000Z",
              "duration_ms": 0,
              "provider": "safe-http"
            },
            "ok": true,
            "version": "1"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "additionalProperties": false,
                "properties": {
                  "previous_dimensions": {
                    "additionalProperties": false,
                    "description": "Public previous dimensions value used to scope this lookup.",
                    "properties": {
                      "downloads": {
                        "description": "Earlier result hash used to detect a material change.",
                        "pattern": "^sha256:[a-fA-F0-9]{64}$",
                        "type": "string"
                      },
                      "forms": {
                        "description": "Earlier result hash used to detect a material change.",
                        "pattern": "^sha256:[a-fA-F0-9]{64}$",
                        "type": "string"
                      },
                      "http": {
                        "description": "Earlier result hash used to detect a material change.",
                        "pattern": "^sha256:[a-fA-F0-9]{64}$",
                        "type": "string"
                      },
                      "page": {
                        "description": "Earlier result hash used to detect a material change.",
                        "pattern": "^sha256:[a-fA-F0-9]{64}$",
                        "type": "string"
                      },
                      "robots": {
                        "description": "Earlier result hash used to detect a material change.",
                        "pattern": "^sha256:[a-fA-F0-9]{64}$",
                        "type": "string"
                      },
                      "structured": {
                        "description": "Earlier result hash used to detect a material change.",
                        "pattern": "^sha256:[a-fA-F0-9]{64}$",
                        "type": "string"
                      }
                    },
                    "required": [
                      "http",
                      "page",
                      "structured",
                      "downloads",
                      "forms",
                      "robots"
                    ],
                    "type": "object"
                  },
                  "previous_hash": {
                    "description": "Earlier result hash used to detect a material change.",
                    "pattern": "^sha256:[a-fA-F0-9]{64}$",
                    "type": "string"
                  },
                  "url": {
                    "description": "Public HTTP(S) URL to inspect, resolve, or compare.",
                    "maxLength": 2048,
                    "minLength": 1,
                    "pattern": "^https?://",
                    "type": "string"
                  },
                  "user_agent": {
                    "description": "Public user agent value used to scope this lookup.",
                    "maxLength": 128,
                    "minLength": 1,
                    "type": "string"
                  }
                },
                "required": [
                  "url"
                ],
                "type": "object"
              },
              "bodyType": {
                "enum": [
                  "json",
                  "form-data",
                  "text"
                ],
                "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"
      }
    }
  },
  "tags": [
    "web",
    "change-detection",
    "monitoring",
    "robots",
    "structured-data",
    "bazaar"
  ],
  "sourceHost": "http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run",
  "lastUpdated": "2026-10-09T00:16:28.966Z",
  "quality": {
    "calls30d": 2,
    "uniquePayers30d": 2,
    "lastCalledAt": "2026-10-09T00:16:28.771Z"
  },
  "metadata": {
    "serviceName": "Forest Web",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "url": "https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/fixtures/page",
              "user_agent": "ForestBot/1.0"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "capability": "web.site-changed-since",
              "data": {
                "changed": false,
                "changed_dimensions": [],
                "classification_complete": false,
                "dimension_hashes": {
                  "downloads": "sha256:0000000000000000000000000000000000000000000000000000000000000000",
                  "forms": "sha256:0000000000000000000000000000000000000000000000000000000000000000",
                  "http": "sha256:0000000000000000000000000000000000000000000000000000000000000000",
                  "page": "sha256:0000000000000000000000000000000000000000000000000000000000000000",
                  "robots": "sha256:0000000000000000000000000000000000000000000000000000000000000000",
                  "structured": "sha256:0000000000000000000000000000000000000000000000000000000000000000"
                },
                "downloads": {
                  "count": 0,
                  "format_counts": []
                },
                "forms": {
                  "field_count": 0,
                  "form_count": 0,
                  "method_counts": []
                },
                "http": {
                  "cache": {
                    "cache_control": "example",
                    "etag": "example",
                    "last_modified": "example"
                  },
                  "content_type": "example",
                  "status": 200
                },
                "new_hash": "sha256:0000000000000000000000000000000000000000000000000000000000000000",
                "page": {
                  "canonical_url": "example",
                  "description": "example",
                  "language": "example",
                  "title": "example"
                },
                "previous_hash": "example",
                "provider_request_budget": 2,
                "provider_request_count": 1,
                "rendered_javascript": false,
                "robots": {
                  "decision": "allowed",
                  "state": "available",
                  "status": 1
                },
                "scope": "bounded_static_site_surface_plus_robots_only",
                "source_url": "example",
                "structured": {
                  "entity_count": 0,
                  "type_counts": []
                },
                "truncated": false
              },
              "meta": {
                "cache": "miss",
                "checked_at": "2026-01-01T00:00:00.000Z",
                "duration_ms": 0,
                "provider": "safe-http"
              },
              "ok": true,
              "version": "1"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "previous_dimensions": {
                      "additionalProperties": false,
                      "description": "Public previous dimensions value used to scope this lookup.",
                      "properties": {
                        "downloads": {
                          "description": "Earlier result hash used to detect a material change.",
                          "pattern": "^sha256:[a-fA-F0-9]{64}$",
                          "type": "string"
                        },
                        "forms": {
                          "description": "Earlier result hash used to detect a material change.",
                          "pattern": "^sha256:[a-fA-F0-9]{64}$",
                          "type": "string"
                        },
                        "http": {
                          "description": "Earlier result hash used to detect a material change.",
                          "pattern": "^sha256:[a-fA-F0-9]{64}$",
                          "type": "string"
                        },
                        "page": {
                          "description": "Earlier result hash used to detect a material change.",
                          "pattern": "^sha256:[a-fA-F0-9]{64}$",
                          "type": "string"
                        },
                        "robots": {
                          "description": "Earlier result hash used to detect a material change.",
                          "pattern": "^sha256:[a-fA-F0-9]{64}$",
                          "type": "string"
                        },
                        "structured": {
                          "description": "Earlier result hash used to detect a material change.",
                          "pattern": "^sha256:[a-fA-F0-9]{64}$",
                          "type": "string"
                        }
                      },
                      "required": [
                        "http",
                        "page",
                        "structured",
                        "downloads",
                        "forms",
                        "robots"
                      ],
                      "type": "object"
                    },
                    "previous_hash": {
                      "description": "Earlier result hash used to detect a material change.",
                      "pattern": "^sha256:[a-fA-F0-9]{64}$",
                      "type": "string"
                    },
                    "url": {
                      "description": "Public HTTP(S) URL to inspect, resolve, or compare.",
                      "maxLength": 2048,
                      "minLength": 1,
                      "pattern": "^https?://",
                      "type": "string"
                    },
                    "user_agent": {
                      "description": "Public user agent value used to scope this lookup.",
                      "maxLength": 128,
                      "minLength": 1,
                      "type": "string"
                    }
                  },
                  "required": [
                    "url"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "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"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run",
    "manifest_name": "http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-10-14T01:15:01.050Z"
  },
  "exampleResponse": {
    "example": {},
    "type": "string"
  }
}