preciousblock
blockchain dangerous since 0.14.0treats a block as if it were received before others with the same work.
↑ shares the docs page. Use Share this query below for a link with your current arg values.
Not executable from the web. Would harm the node, the network, or expose secrets. Documentation only, never executable from the web.
Call from your own code
Replace $BITCOIN_RPC_USER / $BITCOIN_RPC_PASSWORD with credentials from your bitcoind's bitcoin.conf,
and replace localhost:8332 with your node's RPC address.
You can't run this RPC against our node, but you can run it against your own bitcoind.
Help
preciousblock "blockhash"
Treats a block as if it were received before others with the same work.
A later preciousblock call can override the effect of an earlier one.
The effects of preciousblock are not retained across restarts.
Arguments:
1. "blockhash" (string, required) the hash of the block to mark as precious
Result:
null (json null)
Examples:
> bitcoin-cli preciousblock "blockhash"
> curl --user myusername --data-binary '{"jsonrpc": "1.0", "id":"curltest", "method": "preciousblock", "params": ["blockhash"] }' -H 'content-type: text/plain;' http://127.0.0.1:8332/