>> I got the following answer:
>>
>> METAFONT supports SOURCE_DATE_EPOCH variable. Try
>>
>> export SOURCE_DATE_EPOCH=10000
>> export FORCE_SOURCE_DATE=1
>>
>> I think MetaPost does not support the variables.
>
> I already tried this yesterday and it worked well for getting the
> same timestamps (I just exported a constant value in my shell).
> However, I'm still seeing differences in the generated fonts and
> also in the .svg files (which are non-binary, so diff actually shows
> me what changes).
Well, while Metafont has SOURCE_DATE_EPOCH support, Metapost hasn't
(yet – this will change in a few days so that the next TeXLive version
will contain it).
Recent versions of FontForge should have support too, BTW.
Werner
