4.3 Roadmap and Expansion

Phase I: Core Functionality (Current)

• Launch on a single EVM-compatible chain (e.g., Base).

• Finalize SBT issuance and core verification logic.

Phase II: Cross-Chain Listeners

• Expand the Listener Network to track X402 payments across Solana and major L2s.

• Implement unified SBT management across multiple chains.

Phase III: Advanced ZK-Entitlements

• Integrate the ZK-Proof layer for advanced compliance auditing (as described in 2.3).