{
  "round": 3,
  "transfer_project": {
    "title": "Hollow Cylinder Patterning Transfer",
    "goal": "Apply constrained construction geometry to create a valid hollow cylinder for harmless household design.",
    "inputs": [
      {"type": "coordinate_system", "value": "Cartesian with origin at base center"},
      {"type": "dimensions", "value": "radius=5cm, height=10cm"}
    ],
    "steps": [
      "Define closed surface using explicit units and orthogonal axes.",
      "Construct constrained geometry ensuring no self-intersection or non-manifold edges.",
      "Validate solid integrity by checking for inverted normals."
    ],
    "outputs": ["Valid hollow cylinder mesh", "Coordinate verification report"]
  },
  "acceptance_criteria": [
    "Output must be a closed manifold with zero gaps and no self-intersections.",
    "All surface normals must point outward relative to the defined origin without inversion."
  ],
  "boundary_cases": {
    "minimum": {"radius_cm": 1, "height_cm": 2},
    "nominal": {"radius_cm": 5, "height_cm": 10},
    "maximum": {"radius_cm": 50, "height_cm": 100},
    "invalid": {"radius_cm": -3, "reason": "Negative radius creates non-manifold geometry"}
  },
  "provenance_review": {
    "licence_status": "unknown",
    "decision": "quarantine",
    "commercial_use": "blocked",
    "reason": "Source data lacks verifiable licensing history and origin cannot be confirmed for commercial deployment."
  },
  "safety_gate": {
    "risk_class": "low",
    "action": "continue",
    "forge_execution_allowed": false,
    "reason": "Transfer is