/usr/share/maven-repo/com/github/virtuald/curvesapi/debian/curvesapi-debian.jar is in libcurvesapi-java 1.05-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/com/github/virtuald/curvesapi/debian/../../../../../../java/curvesapi.jar