Publish a PDF Comparison with DITA Open Toolkit

You can publish a PDF that compares the current content with the content in a branch or release.

Create a release or branch a map.
Note: This functionality may be disabled on your Heretto CCMS instance. For more information, contact your Customer Success Manager.
  1. In the Content Library, click on a map, and in the right pane select Output and click Publish.
  2. From the list on the left, select a DITA-OT publishing scenario.
    The publishing scenarios are configured by your CCMS administrator. For more information, see Create a DITA-OT Scenario.
    Important: You can only publish a PDF comparison by using a PDF publishing scenario based on DITA Open Toolkit version 2.x or greater.
  3. Optional: In the Enter Description field, enter a meaningful description.
    Once you publish the document, this description appears in the list of finished publishing jobs.
  4. From the Compare to drop-down menu , select a branch or release to compare the current content with.
  5. Set the rest of the publishing parameters.
    The publishing scenario can include the following parameters.
    Ditaval (or args.filter)
    Enables you to select a DITAVAL file for conditional publishing.
    Enables you to send webhooks on successful publish or any publish.
    Debug publish
    Generates additional files in the debug folder that you can use to troubleshoot your publication.

    For more information about the DITA Open Toolkit (DITA-OT) parameters, see

  6. Click Publish.
    The resource publishes. It may take a moment to complete.
  7. Download the published files by hovering over the publishing job and clicking the Download icon.
The PDF output file highlights content differences with red and green.