[16:17:46] ~ $ md5sum /bin/ls
151c428a7aa0c7131dea5e5f8e7da31a  /bin/ls
[16:21:44] ~ $ md5sum /bin/chown
39ea0f35e10b187adafe9c6a80beccc8  /bin/chown
[16:22:15] ~ $ md5sum /bin/chgrp
5e054f7f50c76f3f62da370b93052259  /bin/chgrp
[16:22:26] ~ $ md5sum /bin/chmod
bc259286ec33a5409655b94ac79f1c6b  /bin/chmod
[16:22:29] ~ $ md5sum /usr/bin/sudo
1b622652802350c08421abf383deb48d  /usr/bin/sudo
[16:22:46] ~ $