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PDF timestamping

You may want to sign and put a timestamp on your PDFs in order to give them a specific date. Archiving invoices or creating e-invoices require timestamp for instance.

Most of PDF certificates include a timestamp service not guaranteed for low volumes.

The Sectigo S/MIME Mailbox-Validated and Sectigo S/MIME Organization-Validated can timestamp PDF by using

Sectigo also provides a time stamping service for its eIDAS certificates, see :

DigiCert provides a RFC 3161 time stamping server to its client certificates as well. It is available on

But, from a certain volume of signature, a timestamping local server can be needed.

RGS / eIDAS timestamping

Some documents, such as invoices, must meet particular standards regarding signature and timestamping. TBS provides Certigna RGS* and RGS** timestamping certificates.

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