ZeroCanary Sentinel Canary Mark
ZeroCanary Sovereign Cryptographic Tools
PUBLIC VERIFICATION & DIAGNOSTIC SUITE • $0 / NO ACCOUNT

Client-Side Cryptographic & Continuity Utilities

Verify ZeroCanary’s zero-knowledge engineering directly in your browser. Every utility executes locally using native W3C WebCrypto with zero user registration, zero analytics trackers, and zero plaintext file uploads.

TOOL 01 • W3C WEBCRYPTO + ANCHOR LEDGER

Zero-Knowledge SHA-256 Document Timestamp Notary

Compute the exact SHA-256 digest of any PDF contract, codicil, source archive, or multisig wallet descriptor locally in browser RAM (zero bytes uploaded), anchor an immutable UTC existence commitment, and print a formal Timestamp Certificate.

Open SHA-256 Notary →
ADVISING CLIENTS OR MANAGING PARTNER EQUITY?

Explore ZeroCanary for Law Firms, Notaries & Family Offices

Eliminate cyber-liability and malpractice exposure from storing client plaintext credentials while delivering unlimited zero-knowledge client handover certificates under a single $490 annual B2B retainer.

Law Firm & Notary Practice Overview (EN) Für Kanzleien & Notariate (DE / DACH) Read Architecture Briefings