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Recently shipped v2.4 · 2026.05

Tamper-evident seals

X.509 PKI + RFC 3161 timestamps. Verifiable offline.

Hash-chained audit log

Tampering with one record breaks every record after.

API & webhook hardening

Hashed keys, signed webhooks, scoped tokens.

Encryption
Multi-factor auth
Device management
Document integrity NEW
Audit chain
SSO / SAML NEW
API security NEW
Key management SOON
Infrastructure

Document sealing
Version history
Cloud storage

Highlights

PDF/A-2b archival
RFC 3161 timestamps
Batch sealing
11+ storage providers

SOC 2
Audit logs
Public verification

Frameworks

SOC 2 Type II READY
ISO 27001 ROADMAP
HIPAA · GDPR · eIDAS
21 CFR Part 11

Credentials
Stamp designer
Public directory

Includes

X.509 signing certs
Visual stamp editor
Auto board verification
14+ profession types

Platforms native

Web iOS Q3 macOS Q3 Android Q4

Plugins host-app

Adobe Chrome

One API. Every client.

Web and plugins call the same audited GraphQL v1 surface. Native clients use gRPC v1 for binary streams over HTTP/2.

GraphQL v1 + gRPC v1 · How we secure it

SOC 2 Type II ready · ISO 27001 scoping

Docs Changelog Roadmap | All features

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Professional document sealing and credential verification for licensed engineers, architects, and 15+ other professions.

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