~$ apt-cache policy ubuntu-sdk-ide
ubuntu-sdk-ide:
  Installato: 3.5.1~133+201604191659~ubuntu16.04.1
  Candidato:  3.5.1~133+201604191659~ubuntu16.04.1
  Tabella versione:
 *** 3.5.1~133+201604191659~ubuntu16.04.1 500
        500 http://ppa.launchpad.net/ubuntu-sdk-team/ppa/ubuntu xenial/main amd64 Packages
        100 /var/lib/dpkg/status