{
  "x402Version": 2,
  "id": 5100,
  "slug": "5100",
  "resource": "https://x402.pkgproof.net/v1/verify",
  "description": "One pkgproof package verification",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xB1fe0fd90C16800C3D5e811c6f07972dE9d2b98E",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "50000",
      "maxTimeoutSeconds": 60
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "ecosystem": "npm",
            "name": "left-pad",
            "version": "1.3.0"
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "checked_at": "2026-08-26T12:00:00Z",
            "ecosystem": "npm",
            "name": "left-pad",
            "reasons": [
              {
                "code": "package_exists",
                "detail": "left-pad 1.3.0 is published on the npm registry.",
                "kind": "fact",
                "source": "npm registry",
                "verdict": "safe"
              },
              {
                "code": "no_known_advisories",
                "detail": "OSV lists no advisories for this version.",
                "kind": "fact",
                "source": "osv.dev",
                "verdict": "safe"
              }
            ],
            "sources": {
              "npm registry": "https://registry.npmjs.org",
              "osv.dev": "https://api.osv.dev"
            },
            "verdict": "safe",
            "version": "1.3.0"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "additionalProperties": false,
                "properties": {
                  "ecosystem": {
                    "description": "npm is the only ecosystem this service verifies.",
                    "enum": [
                      "npm"
                    ],
                    "type": "string"
                  },
                  "name": {
                    "description": "Package name. ASCII only; homoglyph and Unicode-confusable names are refused before any upstream call.",
                    "type": "string"
                  },
                  "version": {
                    "description": "Optional. Omit to verify the package rather than one release.",
                    "type": "string"
                  }
                },
                "required": [
                  "ecosystem",
                  "name"
                ],
                "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": {
                "properties": {
                  "checked_at": {
                    "description": "When the verification ran, which is not always when it was requested: a reused result carries its original timestamp.",
                    "format": "date-time",
                    "type": "string"
                  },
                  "ecosystem": {
                    "type": "string"
                  },
                  "name": {
                    "type": "string"
                  },
                  "reasons": {
                    "description": "Evidence, one entry per finding. Branch on `code`, not on `detail`.",
                    "items": {
                      "properties": {
                        "code": {
                          "type": "string"
                        },
                        "data": {
                          "type": "object"
                        },
                        "detail": {
                          "type": "string"
                        },
                        "kind": {
                          "description": "fact is established; heuristic is inference and never convicts on its own.",
                          "enum": [
                            "fact",
                            "heuristic"
                          ],
                          "type": "string"
                        },
                        "source": {
                          "type": "string"
                        },
                        "verdict": {
                          "type": "string"
                        }
                      },
                      "required": [
                        "verdict",
                        "code",
                        "kind",
                        "source",
                        "detail"
                      ],
                      "type": "object"
                    },
                    "type": "array"
                  },
                  "sources": {
                    "description": "The upstream each check consulted, by name.",
                    "type": "object"
                  },
                  "verdict": {
                    "description": "Ordered worst-last. The overall verdict is the worst any check produced. block and does_not_exist are answers, not errors, and return 200.",
                    "enum": [
                      "safe",
                      "caution",
                      "block",
                      "does_not_exist"
                    ],
                    "type": "string"
                  },
                  "version": {
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "required": [
                  "ecosystem",
                  "name",
                  "verdict",
                  "reasons",
                  "sources",
                  "checked_at"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "x402.pkgproof.net",
  "lastUpdated": "2026-08-26T11:39:10.268Z",
  "quality": {
    "calls30d": 8,
    "uniquePayers30d": 3,
    "lastCalledAt": "2026-09-08T11:01:09.944Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "x402.pkgproof.net",
    "manifest_name": "x402.pkgproof.net",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}