{
  "x402Version": 2,
  "id": 28455,
  "slug": "28455",
  "resource": "https://goodsong.dev/verify/url",
  "description": "Verify a URL: does it resolve, what's the final status and redirect chain, is it archived on the Wayback Machine, and (optionally) does expected text appear on the page. Checked via direct fetch and the Internet Archive.",
  "type": "http",
  "serviceName": "realcite-url",
  "resourceType": "Monitoring",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xf3b36a95913eb2676fcdedb2ba6b0c96ade58de1",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "5000",
      "amountUsd": 0.005,
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "properties": {
          "canonical": {
            "type": [
              "object",
              "null"
            ]
          },
          "checks": {
            "type": "object"
          },
          "cost": {
            "type": "object"
          },
          "evidence": {
            "type": "array"
          },
          "latency_ms": {
            "type": "integer"
          },
          "verdict": {
            "enum": [
              "confirmed",
              "contradicted",
              "unknown"
            ],
            "type": "string"
          }
        },
        "type": "object"
      },
      "type": {
        "type": "string"
      }
    },
    "required": [
      "type"
    ],
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "url": "https://example.com/blog/some-article"
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "canonical": {
              "archived_snapshot": {
                "status": "200",
                "timestamp": "20240101000000",
                "url": "https://web.archive.org/web/20240101000000/https://example.com/blog/some-article"
              },
              "content_hash": "sha256:...",
              "final_url": "https://example.com/blog/some-article",
              "redirect_chain": [],
              "title": "Some Article"
            },
            "checks": {
              "archived": true,
              "content_match": null,
              "final_status": 200,
              "redirected": false,
              "resolves": true
            },
            "cost": {
              "amount": "0.005",
              "currency": "USDC"
            },
            "evidence": [
              {
                "retrieved_at": "2026-08-30T12:00:00Z",
                "source": "direct_fetch",
                "url": "https://example.com/blog/some-article"
              },
              {
                "retrieved_at": "2026-08-30T12:00:00Z",
                "source": "wayback_machine",
                "url": "https://archive.org/wayback/available"
              }
            ],
            "latency_ms": 480,
            "verdict": "confirmed"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "properties": {
                  "expected_content": {
                    "description": "Optional text that should appear on the page.",
                    "type": "string"
                  },
                  "expected_date": {
                    "description": "Optional ISO date (YYYY-MM-DD); checks for an archived snapshot near this date.",
                    "type": "string"
                  },
                  "url": {
                    "description": "The URL to verify. Must be http or https.",
                    "format": "uri",
                    "type": "string"
                  }
                },
                "required": [
                  "url"
                ]
              },
              "bodyType": {
                "enum": [
                  "json",
                  "form-data",
                  "text"
                ],
                "type": "string"
              },
              "method": {
                "enum": [
                  "POST",
                  "PUT",
                  "PATCH"
                ],
                "type": "string"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method",
              "bodyType",
              "body"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "properties": {
                  "canonical": {
                    "type": [
                      "object",
                      "null"
                    ]
                  },
                  "checks": {
                    "type": "object"
                  },
                  "cost": {
                    "type": "object"
                  },
                  "evidence": {
                    "type": "array"
                  },
                  "latency_ms": {
                    "type": "integer"
                  },
                  "verdict": {
                    "enum": [
                      "confirmed",
                      "contradicted",
                      "unknown"
                    ],
                    "type": "string"
                  }
                },
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "url",
    "link-check",
    "dead-link",
    "wayback",
    "archive",
    "bazaar"
  ],
  "sourceHost": "goodsong.dev",
  "lastUpdated": "2026-10-08T21:57:31.406Z",
  "quality": {
    "calls30d": 4,
    "uniquePayers30d": 4,
    "lastCalledAt": "2026-10-08T21:57:31.285Z"
  },
  "metadata": {
    "serviceName": "realcite-url",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "url": "https://example.com/blog/some-article"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "canonical": {
                "archived_snapshot": {
                  "status": "200",
                  "timestamp": "20240101000000",
                  "url": "https://web.archive.org/web/20240101000000/https://example.com/blog/some-article"
                },
                "content_hash": "sha256:...",
                "final_url": "https://example.com/blog/some-article",
                "redirect_chain": [],
                "title": "Some Article"
              },
              "checks": {
                "archived": true,
                "content_match": null,
                "final_status": 200,
                "redirected": false,
                "resolves": true
              },
              "cost": {
                "amount": "0.005",
                "currency": "USDC"
              },
              "evidence": [
                {
                  "retrieved_at": "2026-08-30T12:00:00Z",
                  "source": "direct_fetch",
                  "url": "https://example.com/blog/some-article"
                },
                {
                  "retrieved_at": "2026-08-30T12:00:00Z",
                  "source": "wayback_machine",
                  "url": "https://archive.org/wayback/available"
                }
              ],
              "latency_ms": 480,
              "verdict": "confirmed"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "expected_content": {
                      "description": "Optional text that should appear on the page.",
                      "type": "string"
                    },
                    "expected_date": {
                      "description": "Optional ISO date (YYYY-MM-DD); checks for an archived snapshot near this date.",
                      "type": "string"
                    },
                    "url": {
                      "description": "The URL to verify. Must be http or https.",
                      "format": "uri",
                      "type": "string"
                    }
                  },
                  "required": [
                    "url"
                  ]
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "canonical": {
                      "type": [
                        "object",
                        "null"
                      ]
                    },
                    "checks": {
                      "type": "object"
                    },
                    "cost": {
                      "type": "object"
                    },
                    "evidence": {
                      "type": "array"
                    },
                    "latency_ms": {
                      "type": "integer"
                    },
                    "verdict": {
                      "enum": [
                        "confirmed",
                        "contradicted",
                        "unknown"
                      ],
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "goodsong.dev",
    "manifest_name": "goodsong.dev",
    "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": {
      "canonical": {},
      "checks": {},
      "cost": {},
      "evidence": [
        "value"
      ],
      "latency_ms": 0,
      "verdict": "confirmed"
    },
    "type": "string"
  }
}