beefy_getFinalizedHead – Mythos JSON-RPC Method

Returns the latest block hash finalized by the BEEFY consensus gadget. This is primarily used by bridge relayers and indexers that need justifications for exporting Mythos state to external ecosystems.

Parameters

This method does not accept parameters.

Returns

Field	Type	Description
result	string	Hex-encoded block hash representing the most recent BEEFY-finalized head.

Request Example

{
  "jsonrpc": "2.0",
  "method": "beefy_getFinalizedHead",
  "params": [],
  "id": 1
}

Usage Tips

• Pair with chain_getBlock to inspect the finalized block contents.
• Subscribers can combine this call with state_getReadProof to export proofs for NFT ownership or marketplace state.
• Ensure your node is configured with --beefy to expose BEEFY justifications.

Related Methods

• chain_getFinalizedHead
• grandpa_roundState
• rpc_methods