eth_getBlockByNumber - Optimism RPC Method
Retrieve complete block data by block number on Optimism. Perfect for L2 builders, DeFi developers, and teams launching Superchain-compatible apps building on the heart of the Superchain powering 60%+ of Ethereum L2 transactions with $6B+ TVL.
Returns information about a block by block number on Optimism.
Why Optimism? Build on the heart of the Superchain powering 60%+ of Ethereum L2 transactions with $6B+ TVL with OP Stack modularity, Superchain interoperability, 17M+ daily transactions across 33 chains, and 20% of tokens for public goods.
Use Cases
The eth_getBlockByNumber method is essential for:
- Block explorers - Display complete block information
- Transaction indexers - Process all transactions in a block
- Analytics platforms - Analyze blockchain data for cross-chain DeFi, Superchain-interoperable dApps, and public goods funding recipients
- Timestamp verification - Get block timestamps for time-based logic
Code Examples
Error Handling
| Error Code | Message | Description |
|---|---|---|
| -32602 | Invalid params | Invalid block number or parameter format |
| -32000 | Block not found | Block does not exist |
Related Methods
eth_blockNumber- Get latest block numbereth_getBlockByHash- Get block by hasheth_getTransactionByHash- Get transaction details
eth_blockNumber
Get the current block height on Optimism. Essential for syncing dApps, monitoring transaction confirmations, and blockchain state tracking.
eth_getBlockByHash
Retrieve complete block data by block hash on Optimism. Essential for L2 builders, DeFi developers, and teams launching Superchain-compatible apps building on the heart of the Superchain powering 60%+ of Ethereum L2 transactions with $6B+ TVL.