documentclass{article}

usepackage{lipsum}

usepackage{fontspec}
    setmainfont{CMU Serif}[%
        Numbers = {OldStyle, Proportional}]
    newfontfamilyfootmarktextfont{CMU Serif}[% for footnote markers in the text
        Numbers = {Lining, Proportional}]

usepackage{scrextend} % KOMA script for footnote marks hung left of the margin
    newcommand*footnotetextfrommargin{0em} % set distance for footnote text from the margin
    deffootnote{footnotetextfrommargin}% use distance from above
        {parindent}% paragraph indent in footnotes
        {thefootnotemark.space} % footnote marks followed by a period and space in footnote
    deffootnotemark{footmarktextfonttextsuperscript{thefootnotemark}} % use footmarktextfont for footnote markers in the text

usepackage{xpatch}
makeatletter
% 1. remove all redefinitions about footnotes done by maketitle
%    and add titletrue
renewcommandmaketitle{par
  begingroup
    renewcommandthefootnote{@fnsymbolc@footnote}%
    titletrue
    if@twocolumn
      ifnum col@number=@ne
        @maketitle
      else
        twocolumn[@maketitle]%
      fi
    else
      newpage
      global@topnumz@   % Prevents figures from going at top of page.
      @maketitle
    fi
    thispagestyle{plain}@thanks
  endgroup
  setcounter{footnote}{0}%
  globalletthanksrelax
  globalletmaketitlerelax
  globallet@maketitlerelax
  globallet@thanks@empty
  globallet@author@empty
  globallet@date@empty
  globallet@title@empty
  globallettitlerelax
  globalletauthorrelax
  globalletdaterelax
  globalletandrelax
}
% 2. define a conditional
newififtitle
% 3. redefine @makefnmark to print nothing when titletrue
xpretocmd{@makefnmark}{iftitleelse}{}{}
xapptocmd{@makefnmark}{fi}{}{}
% 4. ensure @makefntext has titlefalse
%    that's justified by the fact that @makefnmark
%    in @makefntext is set in a box
xpretocmd{@makefntext}{titlefalse}{}{}
makeatother

title{My paper on footnotesthanks{lipsum[4]}}

begin{document}

maketitle

Afootnote{lipsum[11]}

end{document}