chain_getFinalizedHead – Mythos JSON-RPC Method

Returns the hash of the most recent block that has achieved GRANDPA finality on Mythos. This is useful for settlement logic that only proceeds once a block is irreversible.

Parameters

This method takes no parameters.

Returns

Field	Type	Description
result	string	Hex-encoded block hash for the last finalized block.

Request Example

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

Usage Tips

• After retrieving the hash, call chain_getBlock to inspect the finalized block contents.
• Combine with state_getStorage at that hash to read immutable state for compliance-sensitive workflows.

Related Methods

• chain_getHeader
• grandpa_roundState
• beefy_getFinalizedHead