On 25/03/2015 21:52, Karl Berry wrote:
> Sigh.  Again: my point is that one way is verifiable and debuggable, the
> other is not.  If all that's stated is "7.0.0", and a user's result is
> different, there is no way for the user to know if it's because Unicode
> released two different files under that version number, there was an
> error in the download, something changed or went wrong in the LaTeX
> processing code, or ... who knows what.
> 
> With a factual, verifiable, piece of information about the input files
> used, any problem can be easily diagnosed, instead of having to be
> guessed at.
> 
> (Not that it's likely to matter in practice, I grant you.)

This is done using pdfTeX's \pdfmdfivesum. I won't get a snapshot done
today but will in the morning: check DropBox in about 12 hours!
--
Joseph Wright