/usr/lib/x86_64-linux-gnu/libtesseract.so.3 is in libtesseract3 3.04.01-5.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libtesseract.so.3.0.4
/usr/lib/x86_64-linux-gnu/libtesseract.so.3.0.4