Evidence row 117289

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://mudko.com/api/x402/citation-check"
    ]
  ],
  "name": "AI Citation Check",
  "owner_address": "0x53598173ce7c26025bab0520d9e9d0c28fbcf7de",
  "raw": {
    "accepts": [
      {
        "amount": "500000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0x53598173ce7c26025bab0520d9e9d0c28fbcf7de",
        "scheme": "exact"
      }
    ],
    "description": "Live AI-citation check: runs fresh probes against major AI assistants and reports whether a domain is cited for its vertical's buying questions — citation rate per provider, list position, and whether the domain's agent-card was discovered. Fresh probes per call (not cached). $0.50 per check. Free companion diagnosis: /api/x402/deep-scan.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "domain": "example.com (string, required - bare domain to check)",
              "vertical": "healthcare_practice (string, optional - vertical id)"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "agent_card_discovered": false,
              "citation_rate": 0.25,
              "domain": "example.com",
              "paid": true,
              "providers": [
                {
                  "avg_position": 3,
                  "citations": 1,
                  "probes": 2,
                  "provider": "openai"
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "domain": {
                      "description": "Bare domain to check citations for (required).",
                      "type": "string"
                    },
                    "vertical": {
                      "description": "Optional vertical id to pick prompt sets (auto-detected otherwise).",
                      "type": "string"
                    }
                  },
                  "required": [
                    "domain"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "agent_card_discovered": {
                      "type": "boolean"
                    },
                    "citation_rate": {
                      "type": "number"
                    },
                    "domain": {
                      "type": "string"
                    },
                    "providers": {
                      "type": "array"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-01T16:15:42.049Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-01T16:15:41.879Z"
    },
    "resource": "https://mudko.com/api/x402/citation-check",
    "serviceName": "AI Citation Check",
    "tags": [
      "ai-citations",
      "aeo",
      "geo",
      "brand-monitoring",
      "llm-visibility"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Live AI-citation check: runs fresh probes against major AI assistants and reports whether a domain is cited for its vertical's buying questions — citation rate per provider, list position, and whether the domain's agent-card was discovered. Fresh probes per call (not cached). $0.50 per check. Free companion diagnosis: /api/x402/deep-scan."
}

What the leaf hashes

{"body":"ef9a1c64bcf7df9daa3f996c032b4246689fb9da1ac85d942ca55f6a56636abe","id":117289,"kind":"listing","method":"baseline/1","observed_us":1793025610963112,"prev":null,"subject":"x402_bazaar:https://mudko.com/api/x402/citation-check","subject_kind":"source_record"}

Proof

Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.