Stablecoin Settlement: How We Replace 2-3 Day Card Settlement with Seconds

When you tap your Visa card at a cafe, the money doesn't arrive for 2-3 business days. On weekends and holidays, it's even longer. Our settlement happens in seconds. Here's how. How Visa Settlement Works Visa's settlement process: Authorization (~2 seconds): Issuer approves the transaction Clearing (~24-48 hours): Transaction data is batched and reconciled Settlement (~2-3 business days): Actual funds move between banks via ACH/wire During this 2-3 day window: The merchant doesn't have the money The consumer's bank has put a hold on the funds Multiple intermediaries are reconciling ledgers Each intermediary takes a fee How OpenPasskey Settlement Works Tap (~500ms): Card signs transaction with P-256 Verification (~2 seconds): RIP-7212 precompile verifies signature on Base L2 Settlement (~3 seconds): AUD stablecoin transfers to merchant's CREATE2 receiver Total time: under 6 seconds. The ClearingVault Our settlement happens through a ClearingVault smart contract. When a valid card tap is