Re: RE: Signed objects vs. signed comments

> Other scenarios can be constructed where the issue is more one of document
> dating. As far as I know the only general solution to these problems is to
> make use of a trusted third party to register definitive versions of documents
> and keep track of when they were written.

I recall seeing schemes where the relative ordering of documents can
be established and hence, assuming that most players are honest and that
documents occur frequently enough, dates may be verified.

 -Ray