Docs

eth_getBlockByHash - Moonriver RPC Method

Retrieve complete block data by block hash on Moonriver. Essential for dApp developers testing on Kusama, early adopters, and teams requiring production-ready experimentation building on the Moonbeam canary network on Kusama for real-world testing of EVM dApps.

Returns information about a block by hash on Moonriver.

Why Moonriver? Build on the Moonbeam canary network on Kusama for real-world testing of EVM dApps with Moonbeam code ships here first, full EVM compatibility on Kusama, 80% fee burn mechanism, and XCM cross-chain messaging.

Use Cases

The eth_getBlockByHash method is essential for:

  • Block verification - Verify block data using its unique hash
  • Chain reorganization handling - Track blocks during reorgs
  • Cross-chain bridges - Verify block finality for production-grade dApp testing, early feature deployment, and Kusama-based EVM applications
  • Deterministic queries - Get consistent block data regardless of chain state

Code Examples

Error Handling

Error CodeMessageDescription
-32602Invalid paramsInvalid block hash format
-32000Block not foundBlock with this hash does not exist