/usr/lib/x86_64-linux-gnu/libpari.so is in libpari-dev 2.5.5-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libpari-gmp.so.2.5.5
/usr/lib/x86_64-linux-gnu/libpari-gmp.so.2.5.5