Proposal about content-size and hash

[Petite Abeille]

> On Nov 1, 2020, at 14:39, Solderpunk <solderpunk at posteo.net> wrote:
> 
> It seems very clear to me that information which is unique to a specific
> individual file - like its size, hash, last update time, etc. - is just
> not semantically appropriate here.

This of course depend on the MIME type itself. For example, multipart's boundary is very much unique to that content type specific instance.