Pretty much, as it was the Plan 9 UTF man page at the time. This link will be essentially the same. http://man.cat-v.org/plan_9/6/utf -rob On Wed, Mar 22, 2023 at 6:12 PM Mehdi Sadeghi wrote: > It's a long shot but is that appendix around by any chance? > > > Mehdi > > > On 3/22/23 03:52, Rob Pike wrote: > > the paper had an appendix that described UTF-8's encoding rigorously, but > that was dropped > >