# Feature Request We need to verify the block number returned by the L2 to fully implement CCIP-Read. ## Describe Preferred Solution [This part](https://github.com/blockful-io/external-resolver/blob/main/packages/contracts/src/ArbitrumVerifier.sol#L57) of the `ArbitrumVerifier` need to be uncommented in order to validate the block number returned by the Merkle Proof from Arbitrum. ## Architecture Diagram <!-- Mermaid sequence diagram --> ## QA Replication steps <!-- How can this issue be replicated? Which parts are affected by this change? -->
Feature Request
We need to verify the block number returned by the L2 to fully implement CCIP-Read.
Describe Preferred Solution
This part of the
ArbitrumVerifierneed to be uncommented in order to validate the block number returned by the Merkle Proof from Arbitrum.Architecture Diagram
QA Replication steps