I posted this on your stack exchange question:

#+latex_class: report
#+options: author:nil  email:nil
#+latex_header: \author{Some user \thanks{\href{mailto:bla@comp.org}{
bla@comp.org}}}

That is basically what ox-latex expands those keywords into.

John

-----------------------------------
Professor John Kitchin
Doherty Hall A207F
Department of Chemical Engineering
Carnegie Mellon University
Pittsburgh, PA 15213
412-268-7803
@johnkitchin
http://kitchingroup.cheme.cmu.edu


On Sun, Feb 25, 2018 at 10:01 AM, H. Dieter Wilhelm <
dieter@duenenhof-wilhelm.de> wrote:

> Dear orgers,
>
> I'd like to have a clickable mailto link in a latex pdf export (of a
> report) for the #+email:-keyword's content.
>
> I assume this is not achievable with latex commands, for example
>
>    #+email: \href{mailto:a@b.com}{a@b.com}
>
> because org escapes here backslashes and the braces:
>
>   $\backslash$href\{mailto:a@b.com\}\{a@b.com\}
>
> Is it possible to suppress this escaping or what mechanism to achieve a
> clickable mailto link would you suggest?
>
> Thank you very much
>
>         Dieter
>
> PS: Already asked this on stackexchange:
> https://emacs.stackexchange.com/q/39058/8979
>
> --
> Best wishes
> H. Dieter Wilhelm
> Kelkheim, Germany
>
>
>