/usr/share/VTKData/Data/fixedwidth.txt is in vtkdata 5.8.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 | abcdefghijABCDEFGHIJ1234567890!@#$%^&*()
Foo Bar Baz Sheep
Test Strip Spaces TooMuchDataInThisField
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