Timestamps
Temporal validation and authentication
- Chronological Validation Certificate (Timestamps)
- Indicated for: Public procurement platforms; full interoperability of the service with all Portuguese electronic contracting platforms; complying with the legal requirements of chronological validation in the context of public procurement.
- Allows: To attest the date and time of creation, the sending and the reception of a specific document or electronic transaction of your organization; certifying the existence of a document at a specific time; to prove that the document has not been changed; transparency and security in public procurement; to ensure the opening of proposals at any given time.