/usr/share/man/man1/ortecc.1.gz is in libopenmpi1.5-dev 1.5.4-0ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man1/opal_wrapper.1.gz
/usr/share/man/man1/opal_wrapper.1.gz