Verify correspondence between TSQ and TSR files generated by RFC 3161 authorities
Upload TSQ
Timestamp request file
Upload TSR
Timestamp response file
Certified PDF (Optional)
Verify original document
What is a Timestamp?
A timestamp is cryptographic proof that certifies a document existed at a specific moment in time. TSQ and TSR files are part of the RFC 3161 protocol.
TSQ: Timestamp request containing the document
hash.
TSR: Response signed by the TSA including the
timestamp and digital signature.
Features
- TSQ ↔ TSR correspondence verification
- ASN.1 structure analysis
- Complete timestamp information extraction
- Compatible with FreeTSA and other RFC 3161 TSAs
- 100% browser-based processing
- Total privacy - no data sent to servers
Privacy guaranteed: All files are processed locally in your browser. No information is sent
to external servers.