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ARBITRUM PRIVACY

The Largest L2 Has Zero Privacy.

$15B+ in TVL with every position, every yield strategy, every bridge transaction visible to anyone. Front-runners, competitors, and adversaries read your DeFi positions in real time. H33 adds post-quantum privacy to the largest L2 by value locked.

Schedule Demo Privacy Layer Hub
NO PLAINTEXT POSITION EXPOSURE DETECTEDVerified: --
LIVE ATTESTATION
Arbitrum One -- current anchor status
Connecting to Arbitrum...
EXPOSURE COMPARISON
What changes when H33 is in the path

Native Arbitrum

  • × Visible DeFi positions
  • × Visible yield strategies
  • × Visible bridge transactions
  • × Visible L2 balances
  • × Visible gas optimization patterns
  • × Visible swap routing
  • × Visible lending positions
  • × Visible liquidity provision

H33 Protected

  • ✓ Encrypted position workflow
  • ✓ Attested execution proof
  • ✓ Hidden strategy metadata
  • ✓ Proof-only yield verification
  • ✓ 32-byte calldata commitment
  • ✓ Independent verification
  • ✓ Post-quantum attestation
  • ✓ Replay-grade evidence
ATTESTATION RECEIPT
What a verified attestation looks like
h33-74 attestation receipt
H33-74 ATTESTATION RECEIPT Receipt ID: h74_attest_... DAG Root: 0x... (depth: 4, nodes: 12) Proof Hash: 0x... (STARK, 128-bit PQ security) Replay Ref: replay://h33.ai/r/... Chain Anchor: Arbitrum One -- block ... Commitment: 0x... (32 bytes in calldata) SIGNATURES: ML-DSA-65: VALID (3,309 bytes -- MLWE lattice) FALCON-512: VALID (666 bytes -- NTRU lattice) SLH-DSA-128f: VALID (17,088 bytes -- hash-based) VERIFICATION: ALL CHECKS PASSED (20/20) HATS LEVEL: Level 1 Conformance CACHEE KEY: cachee://h33.ai/c/... Replay This Attestation --> Verify Independently -->
ATTESTATION PIPELINE
Five stages. 32 bytes on-chain.
01
DeFi Position
Encrypted inputs from protocol
-->
02
STARK Proof
Constraint satisfaction without reveal
-->
03
PQ Signatures
ML-DSA + FALCON + SLH-DSA triple sign
-->
04
Cachee Store
Full proof bundle persisted off-chain
-->
05
EVM Calldata
32-byte commitment on Arbitrum
32 bytes on-chain. Full proof off-chain. Three PQ families. Zero data revealed.
DISCLOSURE BOUNDARY
What crosses the attestation boundary

NOT REVEALED

  • × DeFi positions
  • × Yield strategies
  • × Bridge transactions
  • × L2 balances
  • × Gas optimization
  • × Swap routing
  • × Lending positions
  • × Liquidity provision

ONLY REVEALED

  • ✓ Cryptographic validity
  • ✓ Compliance proof
  • ✓ Position sufficiency
  • ✓ Attestation commitment
  • ✓ Verification status
  • ✓ Replay availability
  • ✓ PQ signature bundle
  • ✓ Chain anchor hash
MULTI-CHAIN WITNESSING
Anchored across:
Arbitrum
|
Ethereum
|
Bitcoin
|
Solana
Every attestation is witnessed across multiple chains. Cross-chain continuity.

Replay This Attestation

Inspect lineage. Inspect proof. Inspect DAG. Verify signatures.

Replay ProofView DAGVerify SignaturesHATS Verifier
Built For
Institutions deploying on the largest L2.
DeFi Protocols
Yield Aggregators
Institutional Traders
Bridge Operators
Market Makers
Compliance Teams
EXPLORE
50 Live Systems 44 ZK Use Cases

$15B in TVL deserves privacy infrastructure.

32 bytes on-chain. Post-quantum attestation. Privacy for the largest L2 by value locked.

Schedule Demo

H33.ai, Inc. · Patents Pending · HATS Standard · Privacy Layer · H33-74