A stable reference to a face, combining a role-based name with a geometric hint. Survives parametric replay even when face hashes change.
Readonly
Geometric snapshot for fallback matching.
Generic command/step identifier (e.g., 'step_0', 'box_1').
Role name within the origin (e.g., 'box:top', 'fillet:round_0').
A stable reference to a face, combining a role-based name with a geometric hint. Survives parametric replay even when face hashes change.