Further Reading

Official Resources

Reference Book

The Reference Book provides detailed technical documentation:

• System Architecture
• Core Primitives
• Calendar Pipeline
• L1 Anchoring
• Security

GitHub

• Main Repository
• Issues
• Discussions

Related Projects

OpenTimestamps

UTS builds upon OpenTimestamps:

• OpenTimestamps Documentation
• GitHub

Ethereum Attestation Service

UTS uses EAS for on-chain attestations:

• EAS Documentation
• EAS SDK
• Schema Registry

Scroll

L2 timestamping is deployed on Scroll:

• Scroll Documentation
• Scroll Bridge
• Block Explorer

Protocol Specifications

Binary Format

The UTS proof format extends OpenTimestamps:

• OTS Format Spec
• UTS Extensions

Attestation Schema

UID: 0x5c5b8b295ff43c8e442be11d569e94a4cd5476f5e23df0f71bdd408df6b9649c

EAS schema for attestations:

bytes32 contentHash