/usr/include/camitk-3.2/libraries/pml/ is in libcamitk3-dev 3.2.2-2.
This file is owned by root:root, with mode 0o755.
..
/usr/include/camitk-3.2/libraries/pml/Atom.h
/usr/include/camitk-3.2/libraries/pml/AtomProperties.h
/usr/include/camitk-3.2/libraries/pml/BasicAtomProperties.h
/usr/include/camitk-3.2/libraries/pml/BasicCellProperties.h
/usr/include/camitk-3.2/libraries/pml/BasicSCProperties.h
/usr/include/camitk-3.2/libraries/pml/Cell.h
/usr/include/camitk-3.2/libraries/pml/CellProperties.h
/usr/include/camitk-3.2/libraries/pml/Component.h
/usr/include/camitk-3.2/libraries/pml/MultiComponent.h
/usr/include/camitk-3.2/libraries/pml/PMLAbortException.h
/usr/include/camitk-3.2/libraries/pml/PMLTransform.h
/usr/include/camitk-3.2/libraries/pml/PhysicalModel.h
/usr/include/camitk-3.2/libraries/pml/PhysicalModelIO.h
/usr/include/camitk-3.2/libraries/pml/PhysicalModelVersion.h
/usr/include/camitk-3.2/libraries/pml/Properties.h
/usr/include/camitk-3.2/libraries/pml/RenderingMode.h
/usr/include/camitk-3.2/libraries/pml/StructuralComponent.h
/usr/include/camitk-3.2/libraries/pml/StructuralComponentProperties.h
/usr/include/camitk-3.2/libraries/pml/Structure.h
/usr/include/camitk-3.2/libraries/pml/StructureProperties.h