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getbestblockhash JSON-RPC command

getbestblockhash

Returns the hash of the best (tip) block in the longest blockchain.

Result

"hex"      (string) the block hash hex-encoded

Examples

> bitcoin-cli getbestblockhash
> curl --user myusername --data-binary '{"jsonrpc": "1.0", "id":"curltest", "method": "getbestblockhash", "params": [] }' -H 'content-type: text/plain;' http://127.0.0.1:8332/

Bitcoin Cash Node Daemon version v22.0.0