ass="spec type anchored" id="type-t"><a href="#type-t" class="anchor"></a><code><span><span class="keyword">type</span> t</span></code></div></div><div class="odoc-spec"><div class="spec type anchored" id="type-since"><a href="#type-since" class="anchor"></a><code><span><span class="keyword">type</span> since</span><span> = </span></code><ol><li id="type-since.ProgramStart" class="def variant constructor anchored"><a href="#type-since.ProgramStart" class="anchor"></a><code><span>| </span><span><span class="