RLUSD stablecoin integrity check — multi-source peg + on-chain supply cross-verification for Ripple USD (RLUSD). Cross-references DeFiLlama peg price, XRPL on-chain circulating supply (gateway_balances on the NYDFS-regulated Standard Custody issuer), and live XRPL DEX orderbook liquidity in one call. Flags peg deviation, supply anomalies, thin liquidity. For stablecoin risk agents, treasury due diligence, MiCA/CASP monitoring, RWA settlement pre-checks, XRPL/Ripple compliance workflows.