span></code></pre></div>
<p>Alternatively, the system metadata could have been created with a <em>seriesId</em>. The <em>seriesId</em> is explained in the <em>dataone_overview</em> vignette. The following example shows the creation of a <em>SystemMetadata</em> object using the optional <em>seriesId</em>:</p>
<div class="sourceCode" id="cb16"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span class="co"># Create a system metadata object for a data file. </span>
<span class="co"># Just for de