The output of DebianPts:texi2html varies from run to run, probably depending on Perl's hash ordering.
[[https://reproducible.debian.net/userContent/issues/randomness_in_html_generated_by_texi2html_issue.html|Known affected packages]]
= Work-around =
Run texi2html with the `PERL_HASH_SEED=0`.
= Solution =
None yet.