RE: [dss] EPM postmark

["jmessing" <jmessing@law-on-line.com>]

>Depending on the type of service, it might add validation data and then 
>timestamp, or timestamp as a way of asserting validity, or just add 
>validation data, in which case the client could then call another service 
>to get a time-stamp.
>
Or just report the results of a validation event as of a particular date and time under its digital signature, if the relying party will accept this statement as a certification from a trusted third party, even without a timestamp.

Is this possibility covered somewhere else in the requirements document?