{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://afmr.ai/standards/reputation-attestation/0.1/schema.json",
  "title": "AFMR Reputation Attestation",
  "description": "Working Draft 0.1. A signed record of scoped expertise-tag standing earned through a governance endpoint with referenced AFMR conformance evidence.",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "type",
    "profile",
    "id",
    "issuer",
    "subject",
    "standing",
    "governance",
    "afmr",
    "scope",
    "evidence",
    "issued_at",
    "lifecycle",
    "proof"
  ],
  "properties": {
    "type": {
      "const": "AFMRReputationAttestation"
    },
    "profile": {
      "const": "https://afmr.ai/standards/reputation-attestation/0.1"
    },
    "id": {
      "type": "string",
      "format": "uri"
    },
    "issuer": {
      "$ref": "#/$defs/issuer"
    },
    "subject": {
      "$ref": "#/$defs/subject"
    },
    "standing": {
      "type": "array",
      "minItems": 1,
      "items": {
        "$ref": "#/$defs/standingRecord"
      }
    },
    "governance": {
      "$ref": "#/$defs/governance"
    },
    "afmr": {
      "$ref": "#/$defs/afmrReference"
    },
    "scope": {
      "$ref": "#/$defs/scope"
    },
    "evidence": {
      "type": "array",
      "minItems": 1,
      "items": {
        "$ref": "#/$defs/evidence"
      }
    },
    "issued_at": {
      "type": "string",
      "format": "date-time"
    },
    "lifecycle": {
      "$ref": "#/$defs/lifecycle"
    },
    "proof": {
      "$ref": "#/$defs/proof"
    }
  },
  "$defs": {
    "issuer": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "id"
      ],
      "properties": {
        "id": {
          "type": "string",
          "format": "uri"
        },
        "name": {
          "type": "string",
          "minLength": 1
        }
      }
    },
    "subject": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "agent_id"
      ],
      "properties": {
        "agent_id": {
          "type": "string",
          "format": "uri"
        },
        "identity_document": {
          "type": "string",
          "format": "uri"
        }
      }
    },
    "standingRecord": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "expertise_tag",
        "measurement"
      ],
      "properties": {
        "expertise_tag": {
          "$ref": "#/$defs/expertiseTag"
        },
        "score": {
          "type": "number"
        },
        "band": {
          "type": "string",
          "minLength": 1
        },
        "measurement": {
          "$ref": "#/$defs/measurement"
        },
        "standing_record": {
          "type": "string",
          "format": "uri"
        }
      },
      "anyOf": [
        {
          "required": [
            "score"
          ]
        },
        {
          "required": [
            "band"
          ]
        }
      ]
    },
    "expertiseTag": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "id",
        "name",
        "vocabulary"
      ],
      "properties": {
        "id": {
          "type": "string",
          "minLength": 1
        },
        "name": {
          "type": "string",
          "minLength": 1
        },
        "vocabulary": {
          "type": "string",
          "format": "uri"
        }
      }
    },
    "measurement": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "methodology",
        "period_start",
        "period_end"
      ],
      "properties": {
        "methodology": {
          "type": "string",
          "format": "uri"
        },
        "period_start": {
          "type": "string",
          "format": "date-time"
        },
        "period_end": {
          "type": "string",
          "format": "date-time"
        },
        "sample_size": {
          "type": "integer",
          "minimum": 0
        }
      }
    },
    "governance": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "endpoint_id",
        "endpoint_url",
        "conformance_record"
      ],
      "properties": {
        "endpoint_id": {
          "type": "string",
          "format": "uri"
        },
        "endpoint_url": {
          "type": "string",
          "format": "uri",
          "pattern": "^https://"
        },
        "conformance_record": {
          "type": "string",
          "format": "uri"
        },
        "process_version": {
          "type": "string",
          "minLength": 1
        }
      }
    },
    "afmrReference": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "version",
        "authority",
        "assessment",
        "conformance_level",
        "assessment_status"
      ],
      "properties": {
        "version": {
          "type": "string",
          "pattern": "^[0-9]+\\.[0-9]+$"
        },
        "authority": {
          "type": "string",
          "format": "uri"
        },
        "assessment": {
          "type": "string",
          "format": "uri"
        },
        "conformance_level": {
          "enum": [
            "assessing",
            "attesting"
          ]
        },
        "assessment_status": {
          "enum": [
            "active",
            "suspended",
            "expired",
            "revoked",
            "superseded"
          ]
        }
      }
    },
    "scope": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "tasks",
        "market",
        "geography"
      ],
      "properties": {
        "tasks": {
          "type": "array",
          "minItems": 1,
          "items": {
            "type": "string",
            "minLength": 1
          }
        },
        "market": {
          "type": "string",
          "minLength": 1
        },
        "geography": {
          "type": "array",
          "minItems": 1,
          "items": {
            "type": "string",
            "minLength": 1
          }
        },
        "constraints": {
          "type": "array",
          "items": {
            "type": "string",
            "minLength": 1
          }
        }
      }
    },
    "evidence": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "type",
        "uri",
        "digest"
      ],
      "properties": {
        "type": {
          "enum": [
            "standing-record",
            "methodology",
            "afmr-assessment",
            "governance-record",
            "other"
          ]
        },
        "uri": {
          "type": "string",
          "format": "uri"
        },
        "digest": {
          "type": "object",
          "additionalProperties": false,
          "required": [
            "algorithm",
            "value"
          ],
          "properties": {
            "algorithm": {
              "const": "sha256"
            },
            "value": {
              "type": "string",
              "pattern": "^[a-fA-F0-9]{64}$"
            }
          }
        }
      }
    },
    "lifecycle": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "status",
        "status_uri",
        "valid_from",
        "valid_until",
        "updated_at"
      ],
      "properties": {
        "status": {
          "enum": [
            "active",
            "suspended",
            "expired",
            "revoked",
            "superseded"
          ]
        },
        "status_uri": {
          "type": "string",
          "format": "uri"
        },
        "valid_from": {
          "type": "string",
          "format": "date-time"
        },
        "valid_until": {
          "type": "string",
          "format": "date-time"
        },
        "updated_at": {
          "type": "string",
          "format": "date-time"
        },
        "reason": {
          "type": "string"
        },
        "superseded_by": {
          "type": "string",
          "format": "uri"
        }
      }
    },
    "proof": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "type",
        "created",
        "verification_method",
        "proof_purpose",
        "proof_value"
      ],
      "properties": {
        "type": {
          "type": "string",
          "minLength": 1
        },
        "created": {
          "type": "string",
          "format": "date-time"
        },
        "verification_method": {
          "type": "string",
          "format": "uri"
        },
        "proof_purpose": {
          "const": "assertionMethod"
        },
        "proof_value": {
          "type": "string",
          "minLength": 1
        }
      }
    }
  }
}