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RippleX Developers said its formal verification work on the XRP Ledger is shifting from the long-running Payment Engine to newer native DeFi protocols, including Single Asset Vault and an upcoming Lending Protocol. The change, described in a June 8 post, is intended to move toward proving protocol correctness before high-stakes features are shipped.
In the June 8 update, Vito Tumas, writing for RippleX Developers, said the new focus follows an exploratory phase earlier this year involving Common Prefix. That work helped define the technical scope and strategy for applying formal methods to XRPL’s next generation of native financial primitives.
Tumas said the pivot reflects a change in how protocol-native features are developed. Rather than treating formal verification as a “safety net,” the team plans to embed formal verification practices from day one—specifying and verifying complex new features and making provable protocol correctness a design property.
