title: GitHub SSH Key claiming it is not used
body: <p>Why, under Settings => SSH keys, on my GitHub account does it say;</p>
  
  <blockquote>
    <p>Added on Oct 24, 2014 by GitHub for Mac — Never used</p>
  </blockquote>
  
  <p>Never used? I've used it! I've got plenty of contributions showing up on my profile. From <strong>that</strong> machine!</p>
  
  <p>I have another key that says, quite rightly;</p>
  
  <blockquote>
    <p>Last used within the last day.</p>
  </blockquote>
  
  <p>...That one is from a different machine.</p>