Arc-hive-omeka-theme/view/common/site-list-entry.phtml

<?php
$summary = $showSummary ? $site->summary() : null;
?>

  <tr class="_expandable_site_item">
    <td>
      <?php echo $this->hyperlink($site->title(), $site->siteUrl(), ['class' => 'site-link']); ?>
    </td>
    <td>
      <?php if ($site_meta_values != null): ?>
        <?= $site_meta_values['currator']; ?><br />
      <?php endif; ?>
    </td>
    <td>
      <?php if ($site_meta_values != null): ?>
        <?= $archive_collections[$site_meta_values['collection']]; ?>
      <?php endif; ?>
    </td>
    <td>
      <?php if ($site_meta_values != null): ?>
        <?= $site_meta_values['project_date']; ?>
      <?php endif; ?>
    </td>
  </tr>
  <tr style="display:none">
    <td>
      <?php if ($site_meta_values != null): ?>
         <?= $site_meta_values['thumbnail']; ?>
      <?php endif; ?>
    </td>
    <td colspan="3">
      <?php if ($summary): ?>
      <?php echo nl2br($this->escapeHtml($summary)); ?>
      <?php endif; ?>
    </td>
  </tr>