/usr/share/maven-repo/oauth/signpost/ is in liboauth-signpost-java 1.2.1.2-1.2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/maven-repo/oauth/signpost/oauth-signpost/
/usr/share/maven-repo/oauth/signpost/oauth-signpost/1.2.1.2/
/usr/share/maven-repo/oauth/signpost/oauth-signpost/1.2.1.2/oauth-signpost-1.2.1.2.pom
/usr/share/maven-repo/oauth/signpost/oauth-signpost/debian/
/usr/share/maven-repo/oauth/signpost/oauth-signpost/debian/oauth-signpost-debian.pom
/usr/share/maven-repo/oauth/signpost/signpost-commonshttp4/
/usr/share/maven-repo/oauth/signpost/signpost-commonshttp4/1.2.1.2/
/usr/share/maven-repo/oauth/signpost/signpost-commonshttp4/1.2.1.2/signpost-commonshttp4-1.2.1.2.jar
/usr/share/maven-repo/oauth/signpost/signpost-commonshttp4/1.2.1.2/signpost-commonshttp4-1.2.1.2.pom
/usr/share/maven-repo/oauth/signpost/signpost-commonshttp4/debian/
/usr/share/maven-repo/oauth/signpost/signpost-commonshttp4/debian/signpost-commonshttp4-debian.jar
/usr/share/maven-repo/oauth/signpost/signpost-commonshttp4/debian/signpost-commonshttp4-debian.pom
/usr/share/maven-repo/oauth/signpost/signpost-core/
/usr/share/maven-repo/oauth/signpost/signpost-core/1.2.1.2/
/usr/share/maven-repo/oauth/signpost/signpost-core/1.2.1.2/signpost-core-1.2.1.2.jar
/usr/share/maven-repo/oauth/signpost/signpost-core/1.2.1.2/signpost-core-1.2.1.2.pom
/usr/share/maven-repo/oauth/signpost/signpost-core/debian/
/usr/share/maven-repo/oauth/signpost/signpost-core/debian/signpost-core-debian.jar
/usr/share/maven-repo/oauth/signpost/signpost-core/debian/signpost-core-debian.pom
/usr/share/maven-repo/oauth/signpost/signpost-jetty6/
/usr/share/maven-repo/oauth/signpost/signpost-jetty6/1.2.1.2/
/usr/share/maven-repo/oauth/signpost/signpost-jetty6/1.2.1.2/signpost-jetty6-1.2.1.2.jar
/usr/share/maven-repo/oauth/signpost/signpost-jetty6/1.2.1.2/signpost-jetty6-1.2.1.2.pom
/usr/share/maven-repo/oauth/signpost/signpost-jetty6/debian/
/usr/share/maven-repo/oauth/signpost/signpost-jetty6/debian/signpost-jetty6-debian.jar
/usr/share/maven-repo/oauth/signpost/signpost-jetty6/debian/signpost-jetty6-debian.pom