Timestamp Authority (TSA)
Cryptographic proof of existence with legally recognized timestamps anchored to multiple blockchains
Synchronized with authoritative time sources for accurate, legally defensible timestamps.
RFC 3161 compliant timestamping with blockchain anchoring for immutable proof.
SHA-256 digest
TSA request
RFC 3161 token
TSA signature
Blockchain proof
Proof of existence
RFC 3161 TimeStampToken containing cryptographic proof of existence.
Verity Time meets international standards for trusted timestamping.
Internet X.509 PKI Time-Stamp Protocol - the international standard for trusted timestamps.
EU regulation for electronic identification and trust services, including qualified timestamps.
US law establishing legal validity of electronic signatures and timestamps.
European standard for time-stamping protocol and policy requirements.
Trusted timestamps for critical business and legal applications.
Prove exactly when contracts were signed with legally binding timestamps.
Establish priority dates for inventions, designs, and creative works.
Meet audit requirements with tamper-proof timestamp evidence.
Timestamp code commits and releases for version authenticity.
Prove when medical records were created or modified.
Timestamp trades, transactions, and financial statements.
Seamlessly integrated with the Veritize verification ecosystem.
Cryptographic timestamps with blockchain anchoring for undeniable proof of existence.