{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://schemas.driftframe.org/site-reading-governance/v2.0/simulation-assumption.schema.json",
  "title": "Simulation Assumption",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "assumption_id",
    "statement",
    "basis",
    "confidence",
    "valid_from",
    "review_by",
    "falsifiers",
    "material_effect_if_false",
    "owner",
    "status",
    "metadata"
  ],
  "properties": {
    "assumption_id": {
      "$ref": "common.schema.json#/$defs/identifier"
    },
    "statement": {
      "type": "string",
      "minLength": 10,
      "maxLength": 800
    },
    "basis": {
      "type": "array",
      "minItems": 1,
      "items": {
        "$ref": "common.schema.json#/$defs/artifact"
      }
    },
    "confidence": {
      "type": "number",
      "minimum": 0,
      "maximum": 1
    },
    "valid_from": {
      "type": "string",
      "format": "date"
    },
    "review_by": {
      "type": "string",
      "format": "date"
    },
    "falsifiers": {
      "type": "array",
      "minItems": 1,
      "uniqueItems": true,
      "items": {
        "type": "string",
        "minLength": 10,
        "maxLength": 500
      }
    },
    "material_effect_if_false": {
      "type": "string",
      "minLength": 10,
      "maxLength": 800
    },
    "owner": {
      "$ref": "common.schema.json#/$defs/actor"
    },
    "status": {
      "type": "string",
      "enum": [
        "active",
        "confirmed",
        "falsified",
        "retired"
      ]
    },
    "metadata": {
      "$ref": "common.schema.json#/$defs/recordMetadata"
    }
  }
}