"op">=</span><span class="va">format</span>, size<span class="op">=</span><span class="va">size</span>, checksum<span class="op">=</span><span class="va">sha256</span><span class="op">)</span>
<span class="va">sysmeta</span> <span class="op">&lt;-</span> <span class="fu"><a href="https://docs.ropensci.org/datapack/reference/addAccessRule.html">addAccessRule</a></span><span class="op">(</span><span class="va">sysmeta</span>, <span class="st">"public"</span>, <span class="st">"read"</span><span class="op">)</