app/views/hyrax/base/_purl.html.erb
<dt>Persistent URL</dt>
<dd>
<ul class="tabular">
<% if presenter.solr_document['emory_persistent_id_ssi'].present? %>
<% url = "#{request.base_url}/purl/#{presenter.solr_document['emory_persistent_id_ssi']}" %>
<li><a href="<%= url %>"><%= url %></a></li>
<% else %>
<li>No alternate ID available</li>
<% end %>
</ul>
</dd>