Sealed.
The Problem with AI Audit Trails

Every AI decision
your system makes
can be edited, deleted,
or never recorded.

Traditional audit logs are mutable databases. One SQL command and the record is gone. Regulators call this fraud. The EU AI Act calls it non-compliance. We call it a solved problem.

Traditional Audit Log
TXN-8821 APPROVED · 0.94 ✎
TXN-8822 FLAGGED · 0.87 ✎
TXN-8823 DECLINED · 0.12 ✎
Mutable · Centralized · Not independently verifiable
One UPDATE statement and the record is gone.
Rubric Protocol
TXN-8821 APPROVED · 0.94 ⎋
TXN-8822 FLAGGED · 0.87 ⎋
TXN-8823 DECLINED · 0.12 ⎋
Immutable · Post-quantum signed · HCS-anchored
No one — including Rubric — can alter these records.
See it work live
Choose an AI scenario.
Initializing…
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API Response
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Post-Quantum
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HCS Status
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Verified
01
AI Decision Submitted POST /v1/attest
Request
Attestation ID Assigned
—
02
Post-Quantum Signature Post-Quantum NIST FIPS 204
Cryptographic Seal
03
Merkle Forest Batch SHA3-256 100,000 : 1
Aggregation
Your decision joins
—
attestations anchored on Hedera today
04
Independent Verification GET /v1/verify/:id
Verification
Signature Status
—
05
Anchored Forever on Hedera HCS Immutable
Ledger Record
Hedera Consensus Service · Live Record
Mainnet · Topic 0.0.10416909
Consensus Timestamp
—
HCS Sequence #
—
Merkle Root (SHA3-256)
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Finality
Deterministic
Alterable
Never
✓
This decision is permanent.
Cryptographically signed with Post-Quantum, batched into a Merkle forest, and anchored to Hedera's public ledger. It cannot be altered, deleted, or backdated — by anyone.
Open Audit Portal View on HashScan