{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://adcontextprotocol.org/schemas/3.2.5/core/property-delivery-metrics.json",
  "title": "Property Delivery Metrics",
  "description": "Delivery metrics for one publisher property. The stable operational key is (publisher_domain, identifier.type, identifier.value); property_ref adds catalog identity when resolution is available.",
  "x-adcp-validation": {
    "verifier_constraints": {
      "property_domain_consistency": "property_ref.publisher_domain MUST equal publisher_domain when property_ref is present"
    }
  },
  "allOf": [
    {
      "$ref": "https://adcontextprotocol.org/schemas/3.2.5/core/delivery-metrics.json"
    },
    {
      "type": "object",
      "properties": {
        "publisher_domain": {
          "type": "string",
          "pattern": "^[a-z0-9]([a-z0-9-]*[a-z0-9])?(\\.[a-z0-9]([a-z0-9-]*[a-z0-9])?)*$",
          "description": "Publisher or platform authority that namespaces the operational identifier, including when the surface is not registered in adagents.json."
        },
        "identifier": {
          "$ref": "https://adcontextprotocol.org/schemas/3.2.5/core/identifier.json",
          "description": "Primary operational identifier of the property that delivered. Required even when catalog enrichment is unavailable."
        },
        "property_ref": {
          "$ref": "https://adcontextprotocol.org/schemas/3.2.5/core/property-ref.json",
          "description": "Canonical publisher-scoped catalog identity when the delivered property resolves to adagents.json. Its publisher_domain MUST equal the row's publisher_domain."
        },
        "property_name": {
          "type": "string",
          "description": "Current human-readable property name. Convenience metadata only; property_ref is stable identity."
        }
      },
      "required": [
        "publisher_domain",
        "identifier",
        "impressions",
        "spend"
      ]
    }
  ]
}