<div class="content" name="GUID" uuid="001eec5a-7f8b-4293-9e21-ca349392db40"><p>The packet version is used within block protocols. The
following diagram represents a <a href="a66edeb1-52a0-4d64-a93b-2f5c833d7d92#gt_f49694cc-c350-462d-ab8e-816f0103c6c1" data-linktype="relative-path">GUID</a> as an opaque sequence
of bytes.</p><table>
 <tbody><tr>
  <th><p><br/>0</p></th>
  <th><p><br/>1</p></th>
  <th><p><br/>2</p></th>
  <th><p><br/>3</p></th>
  <th><p><br/>4</p></th>
  <th><p><br/>5</p></th>
  <th><p><br/>6</p></th>
  <th><p><br/>7</p></th>
  <th><p><br/>8</p></th>
  <th><p><br/>9</p></th>
  <th><p>1<br/>0</p></th>
  <th><p><br/>1</p></th>
  <th><p><br/>2</p></th>
  <th><p><br/>3</p></th>
  <th><p><br/>4</p></th>
  <th><p><br/>5</p></th>
  <th><p><br/>6</p></th>
  <th><p><br/>7</p></th>
  <th><p><br/>8</p></th>
  <th><p><br/>9</p></th>
  <th><p>2<br/>0</p></th>
  <th><p><br/>1</p></th>
  <th><p><br/>2</p></th>
  <th><p><br/>3</p></th>
  <th><p><br/>4</p></th>
  <th><p><br/>5</p></th>
  <th><p><br/>6</p></th>
  <th><p><br/>7</p></th>
  <th><p><br/>8</p></th>
  <th><p><br/>9</p></th>
  <th><p>3<br/>0</p></th>
  <th><p><br/>1</p></th>
 </tr>
 <tr>
  <td colspan="32">Data1</td>
 </tr>
 <tr>
  <td colspan="16">Data2</td>
  <td colspan="16">Data3</td>
 </tr>
 <tr>
  <td colspan="32">Data4</td>
 </tr>
 <tr>
  <td colspan="32">...</td>
 </tr>
</tbody></table><p><b>Data1 (4 bytes): </b>The value of the <b>Data1</b>
member (section <a href="4926e530-816e-41c2-b251-ec5c7aca018a" data-linktype="relative-path">2.3.4</a>),
in little-endian byte order.</p><p><b>Data2 (2 bytes): </b>The value of the <b>Data2</b>
member (section 2.3.4), in little-endian byte order.</p><p><b>Data3 (2 bytes): </b>The value of the <b>Data3</b>
member (section 2.3.4), in little-endian byte order.</p><p><b>Data4 (8 bytes): </b>The value of the <b>Data4</b>
member (section 2.3.4), in little-endian byte order.</p></div>