{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/FIDEScommunity/FIDES-credential-schemas/refs/heads/main/vct-schemas/iscc-cert/1/FIDES.isccCert.schema.json",
  "title": "ISCC Certificate (Demo Version)",
  "description": "A simplified ISCC certificate credential for demo purposes. Contains only essential information issued by an ISCC Certification Body (CB).",
  "type": "object",
  "properties": {
    "vct": {
      "type": "string",
      "description": "The Verifiable Credential Type (VCT) for this ISCC demo certificate.",
      "const": "urn:org:iscc.iscc-cert:1",
      "example": "urn:org:iscc.iscc-cert:1"
    },
    "certificateNumber": {
      "type": "string",
      "description": "The official ISCC certificate number.",
      "example": "EU-ISCC-Cert-FR220-12345678"
    },
    "systemUserCertificate": {
      "type": "string",
      "description": "The certificate ID as shown on the official ISCC PDF (may differ from the certificate number).",
      "example": "CERT-ARGENT-2025-01"
    },
    "scheme": {
      "type": "string",
      "description": "The ISCC scheme applicable to this certificate.",
      "enum": [
        "ISCC EU",
        "ISCC PLUS"
      ],
      "example": "ISCC EU"
    },
    "validFrom": {
      "type": "string",
      "description": "Start date of certificate validity (DD-MM-YYYY).",
      "pattern": "^[0-3][0-9]-[0-1][0-9]-[0-9]{4}$",
      "example": "20-02-2025"
    },
    "validUntil": {
      "type": "string",
      "description": "End date of certificate validity (DD-MM-YYYY).",
      "pattern": "^[0-3][0-9]-[0-1][0-9]-[0-9]{4}$",
      "example": "20-02-2026"
    },
    "systemUserName": {
      "type": "string",
      "description": "Official name of the certified company.",
      "example": "Argent Energy"
    },
    "systemUserNumber": {
      "type": "string",
      "description": "The official ISCC System User Number (SUN).",
      "example": "ISCC-SU-123456789"
    },
    "country": {
      "type": "string",
      "description": "ISO 3166-1 alpha-2 country code where the certificate applies.",
      "example": "NL"
    },
    "certificationBody": {
      "type": "string",
      "description": "Name of the ISCC-recognised Certification Body (CB) that issued this certificate.",
      "example": "Bureau Veritas"
    }
  },
  "required": [
    "vct",
    "certificateNumber",
    "scheme",
    "validFrom",
    "validUntil",
    "systemUserName",
    "country",
    "certificationBody"
  ]
}