Publishing the attached minimal orgmode file to html I get: #+BEGIN_SRC html

Michaels ToDo-Liste

Table of Contents

1 Section A

1.1 Same Heading

2 Same Heading

Created: 2016-11-11 Fr 10:07

Validate

#+END_SRC I would expect unique IDs instead. With org-html-export-to-html I'm getting HTML code with unique IDs: #+BEGIN_SRC html

Michaels ToDo-Liste

Table of Contents

1 Section A

1.1 Same Heading

2 Same Heading

Created: 2016-11-11 Fr 10:09

Validate

#+END_SRC