{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "Common Paper Mutual NDA v1.0, Cover Page Key Terms",
  "description": "Cover-page variables only. Party identity, signatures, and notice addresses are intentionally EXCLUDED (zero-PII, CONTRACT.md §0) and remain literal placeholder tokens in the assembled output.",
  "type": "object",
  "required": ["purpose", "effective_date", "mnda_term_mode", "confidentiality_term_mode", "governing_law", "jurisdiction"],
  "properties": {
    "purpose": { "type": "string", "minLength": 1 },
    "effective_date": { "type": "string", "minLength": 1 },
    "mnda_term_mode": { "type": "string", "enum": ["expires_after_period", "continues_until_terminated"] },
    "mnda_term_years": { "type": "number", "minimum": 0 },
    "confidentiality_term_mode": { "type": "string", "enum": ["fixed_period", "perpetuity"] },
    "confidentiality_term_years": { "type": "number", "minimum": 0 },
    "governing_law": { "type": "string", "minLength": 1 },
    "jurisdiction": { "type": "string", "minLength": 1 },
    "modifications": { "type": "string" }
  },
  "additionalProperties": false
}