ansaction to ledger access.</p>
<blockquote>
<div><ul class="simple">
<li><p><cite>ctx.stub</cite> is used to access APIs that provide a broad range of transaction
processing operations from <cite>putState()</cite> and <cite>getState()</cite> to access the
ledger, to <cite>getTxID()</cite> to retrieve the current transaction ID.</p></li>
<li><p><cite>ctx.clientIdentity</cite> is used to get information about the identity of the
user who submitted the transaction.</p></li>
</ul>
</div></blockquote>
<p>We’l