Evidence limitation
A time-stamp is not proof the represented event occurred
Direct limitation
It does not prove the representation’s factual content, lawful origin or completeness.
Artifact or claim that may be supported
A trusted time-stamp can support evidence that a data representation existed by a stated time.
What the evidence does not establish
It does not prove the representation’s factual content, lawful origin or completeness.
Additional evidence required
Backdated or false statements can still be time-stamped.
Mitigation
Combine time evidence with source authorization, event logs, independent observation and contradiction review.
Supporting sources
- RFC 3161: Time-Stamp Protocol — IETF; RFC 3161 with RFC 5816 update; Proposed Standard. Exact claim-support entries: 2. Revalidated 2026-08-14T22:04:09Z.