/usr/share/javascript/sphinxdoc/1.0/jquery.js is in libjs-sphinxdoc 1.6.7-1ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/javascript/sphinxdoc/1.0/../../jquery/jquery.js
/usr/share/javascript/sphinxdoc/1.0/../../jquery/jquery.js