gistfile1.aw

<?php
$published_day_attributes = (empty($variables['rdf_template_variable_attributes_array']['date'])) ? array() : $variables['rdf_template_variable_attributes_array']['date'];
$published_day_attributes['class'][] = 'published';
$published_day_attributes['title'][] = (empty($variables['rdf_template_variable_attributes_array']['date']['content'])) ? '' : $variables['rdf_template_variable_attributes_array']['date']['content'];

$published_day_title = format_date($variables['created'], 'custom', 'F d, Y');
$variables['content']['links_top']['#links']['published_day'] = array(
  'title' => $published_day_title,
  'attributes' => $published_day_attributes,
);