Encode bounded UTF-8 text to hex or inspect hex byte length without RPC — call when encoding bounded UTF-8 to hex or inspecting hex length

Encode bounded UTF-8 text to hex or inspect hex byte length without RPC — call when encoding bounded UTF-8 to hex or inspecting hex length. Use for chain input hygiene without live RPC—adjacent to OneSource-class small chain reads, but static/local only so rights and margin stay clear. Returns deterministic machine-readable JSON for $0.003 USDC via x402 on Base. Execution is first-party, local-only, stateless, and memory-only with no paid upstream, no input retention, and no claim of live chain…