{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://prism-framework.org/schema/1.0/prism-mvp/hypotheses",
  "title": "PRISM/MVP — H: Hypotheses",
  "description": "What we believe but haven't proven: assumptions, risks, unknowns.",
  "type": "object",
  "required": ["prism"],
  "additionalProperties": false,
  "properties": {
    "prism": {
      "type": "object",
      "required": ["layer", "schema_version"],
      "additionalProperties": false,
      "properties": {
        "layer": { "const": "hypotheses" },
        "schema_version": { "type": "string", "pattern": "^\\d+\\.\\d+$" },
        "temporal_state": { "type": "string", "enum": ["baseline", "transition", "target"] },
        "as_of": { "type": "string", "format": "date" },
        "label": { "type": "string" }
      }
    },
    "assumptions": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["id", "name", "assumption_type", "risk_level", "validation_state"],
        "additionalProperties": false,
        "properties": {
          "id": { "type": "string" },
          "name": { "type": "string" },
          "assumption_type": { "type": "string", "enum": ["desirability", "viability", "feasibility", "usability", "ai-behavior"] },
          "risk_level": { "type": "string", "enum": ["critical", "high", "medium", "low"] },
          "validation_state": { "type": "string", "enum": ["unvalidated", "in-progress", "validated", "invalidated"] },
          "description": { "type": "string" },
          "validation_criteria": { "type": "string" },
          "linked_bet": { "type": "string" },
          "discovery_date": { "type": "string", "format": "date" },
          "resolution_date": { "type": "string", "format": "date" },
          "linked_learning": { "type": "string" },
          "tags": { "type": "array", "items": { "type": "string" } },
          "notes": { "type": "string" }
        }
      }
    },
    "risks": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["id", "name", "risk_level"],
        "additionalProperties": false,
        "properties": {
          "id": { "type": "string" },
          "name": { "type": "string" },
          "risk_level": { "type": "string", "enum": ["critical", "high", "medium", "low"] },
          "description": { "type": "string" },
          "linked_assumption": { "type": "string" },
          "mitigation": { "type": "string" },
          "tags": { "type": "array", "items": { "type": "string" } },
          "notes": { "type": "string" }
        }
      }
    },
    "unknowns": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["id", "name"],
        "additionalProperties": false,
        "properties": {
          "id": { "type": "string" },
          "name": { "type": "string" },
          "description": { "type": "string" },
          "investigation_plan": { "type": "string" },
          "linked_bet": { "type": "string" },
          "discovery_date": { "type": "string", "format": "date" },
          "tags": { "type": "array", "items": { "type": "string" } },
          "notes": { "type": "string" }
        }
      }
    }
  }
}