```
% pandoc -t epub --number-sections --toc --metadata title=Foo -o - | pandoc -f epub -t html
# Hi
^D
<p><span id="title_page.xhtml"></span></p>
<p><span id="nav.xhtml"></span></p>
<nav type="landmarks" id="landmarks" hidden="hidden">
<ol>
<li><a href="#nav.xhtml#toc">Table of contents</a></li>
</ol>
</nav>
<p><span id="ch001.xhtml"></span></p>
<section id="ch001.xhtml#hi" class="level1" data-number="1">
<h1 data-number="1"><span class="header-section-number">1</span> Hi</h1>
</section>
```