/usr/lib/pd/extra/rtc/first.pd is in pd-rtclib 4.1-1.
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 50 61 213 198 10;
#X obj 41 118 outlet;
#X obj 41 58 inlet;
#X obj 41 88 list split 1;
#X connect 1 0 2 0;
#X connect 2 0 0 0;
|