/usr/share/puredata/doc/6.externs/test-obj1.pd is in puredata-doc 0.47.1-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 | #N canvas 68 38 317 151 12;
#X msg 68 52 5;
#X msg 100 52 rats;
#X obj 67 90 obj1;
#X connect 0 0 2 0;
#X connect 1 0 2 0;
|