{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://rwaactivated.com/evidence-passport.schema.json",
  "title": "RWA Activated Evidence Passport Preflight",
  "description": "A chain-neutral pre-issuance profile for binding real-world asset identity, evidence, custody, and rights into a deterministic manifest.",
  "type": "object",
  "required": [
    "$schema",
    "schemaVersion",
    "id",
    "version",
    "createdAt",
    "asset",
    "issuer",
    "evidence",
    "custody",
    "rights"
  ],
  "properties": {
    "$schema": {
      "const": "https://rwaactivated.com/evidence-passport.schema.json"
    },
    "schemaVersion": {
      "const": "0.1.0"
    },
    "id": {
      "$ref": "#/$defs/identifier"
    },
    "version": {
      "type": "integer",
      "minimum": 1
    },
    "createdAt": {
      "type": "string",
      "format": "date-time"
    },
    "asset": {
      "type": "object",
      "required": ["name", "type", "identifiers"],
      "properties": {
        "name": {
          "type": "string",
          "minLength": 1
        },
        "type": {
          "type": "string",
          "minLength": 1
        },
        "identifiers": {
          "type": "array",
          "minItems": 1,
          "items": {
            "type": "object",
            "required": ["scheme", "value"],
            "properties": {
              "scheme": {
                "type": "string",
                "minLength": 1
              },
              "value": {
                "type": "string",
                "minLength": 1
              },
              "uri": {
                "type": "string",
                "format": "uri"
              }
            },
            "additionalProperties": false
          }
        }
      },
      "additionalProperties": false
    },
    "issuer": {
      "type": "object",
      "required": ["id", "name"],
      "properties": {
        "id": {
          "$ref": "#/$defs/identifier"
        },
        "name": {
          "type": "string",
          "minLength": 1
        }
      },
      "additionalProperties": false
    },
    "evidence": {
      "type": "array",
      "minItems": 1,
      "items": {
        "$ref": "#/$defs/evidence"
      }
    },
    "custody": {
      "type": "object",
      "required": ["holder", "status", "asOf", "evidenceId"],
      "properties": {
        "holder": {
          "$ref": "#/$defs/identifier"
        },
        "status": {
          "type": "string",
          "minLength": 1
        },
        "asOf": {
          "type": "string",
          "format": "date-time"
        },
        "evidenceId": {
          "$ref": "#/$defs/evidenceId"
        },
        "location": {
          "type": "string",
          "minLength": 1
        }
      },
      "additionalProperties": false
    },
    "rights": {
      "type": "object",
      "required": ["instrumentUri", "governingLaw", "transferPolicy", "evidenceId"],
      "properties": {
        "instrumentUri": {
          "$ref": "#/$defs/evidenceUri"
        },
        "governingLaw": {
          "type": "string",
          "minLength": 1
        },
        "transferPolicy": {
          "type": "string",
          "minLength": 1
        },
        "evidenceId": {
          "$ref": "#/$defs/evidenceId"
        }
      },
      "additionalProperties": false
    },
    "targetNetworks": {
      "type": "array",
      "minItems": 1,
      "uniqueItems": true,
      "items": {
        "type": "string",
        "pattern": "^[a-z0-9-]+:[A-Za-z0-9-]+$"
      }
    },
    "anchors": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["network", "status"],
        "properties": {
          "network": {
            "type": "string",
            "pattern": "^[a-z0-9-]+:[A-Za-z0-9-]+$"
          },
          "status": {
            "enum": ["planned", "confirmed"]
          },
          "transactionHash": {
            "type": "string",
            "pattern": "^0x[a-fA-F0-9]{64}$"
          }
        },
        "allOf": [
          {
            "if": {
              "properties": {
                "status": {
                  "const": "confirmed"
                }
              }
            },
            "then": {
              "required": ["transactionHash"]
            },
            "else": {
              "not": {
                "required": ["transactionHash"]
              }
            }
          }
        ],
        "additionalProperties": false
      }
    },
    "extensions": {
      "type": "object"
    }
  },
  "additionalProperties": false,
  "$defs": {
    "identifier": {
      "type": "string",
      "pattern": "^(https://|urn:|did:).+"
    },
    "evidenceId": {
      "type": "string",
      "pattern": "^urn:sha256:[a-fA-F0-9]{64}$"
    },
    "evidenceUri": {
      "type": "string",
      "pattern": "^(https://|ipfs://|ar://).+"
    },
    "proof": {
      "type": "object",
      "required": ["type", "verificationMethod", "proofValue"],
      "properties": {
        "type": {
          "type": "string",
          "minLength": 1
        },
        "verificationMethod": {
          "$ref": "#/$defs/identifier"
        },
        "proofValue": {
          "type": "string",
          "minLength": 16
        }
      },
      "additionalProperties": false
    },
    "evidence": {
      "type": "object",
      "required": ["id", "type", "uri", "digest", "issuedAt", "issuer", "claims"],
      "properties": {
        "id": {
          "$ref": "#/$defs/evidenceId"
        },
        "type": {
          "type": "string",
          "minLength": 1
        },
        "uri": {
          "$ref": "#/$defs/evidenceUri"
        },
        "digest": {
          "type": "object",
          "required": ["algorithm", "value"],
          "properties": {
            "algorithm": {
              "const": "sha-256"
            },
            "value": {
              "type": "string",
              "pattern": "^[a-fA-F0-9]{64}$"
            }
          },
          "additionalProperties": false
        },
        "issuedAt": {
          "type": "string",
          "format": "date-time"
        },
        "issuer": {
          "$ref": "#/$defs/identifier"
        },
        "claims": {
          "type": "array",
          "minItems": 1,
          "uniqueItems": true,
          "items": {
            "type": "string",
            "minLength": 1
          }
        },
        "proof": {
          "$ref": "#/$defs/proof"
        }
      },
      "additionalProperties": false
    }
  }
}