.\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.49.3. .TH BITCOIN-UTIL "1" "August 2024" "bitcoin-util v28.0.0rc1" "User Commands" .SH NAME bitcoin-util \- manual page for bitcoin-util v28.0.0rc1 .SH SYNOPSIS .B bitcoin-util [\fI\,options\/\fR] [\fI\,commands\/\fR] \fI\,Do stuff\/\fR .SH DESCRIPTION Bitcoin Core bitcoin\-util utility version v28.0.0rc1 .SH OPTIONS .HP \-? .IP Print this help message and exit .HP \fB\-version\fR .IP Print version and exit .PP Debugging/Testing options: .PP Chain selection options: .HP \fB\-chain=\fR .IP Use the chain (default: main). Allowed values: main, test, testnet4, signet, regtest .HP \fB\-signet\fR .IP Use the signet chain. Equivalent to \fB\-chain\fR=\fI\,signet\/\fR. Note that the network is defined by the \fB\-signetchallenge\fR parameter .HP \fB\-signetchallenge\fR .IP Blocks must satisfy the given script to be considered valid (only for signet networks; defaults to the global default signet test network challenge) .HP \fB\-signetseednode\fR .IP Specify a seed node for the signet network, in the hostname[:port] format, e.g. sig.net:1234 (may be used multiple times to specify multiple seed nodes; defaults to the global default signet test network seed node(s)) .HP \fB\-testnet\fR .IP Use the testnet3 chain. Equivalent to \fB\-chain\fR=\fI\,test\/\fR. Support for testnet3 is deprecated and will be removed in an upcoming release. Consider moving to testnet4 now by using \fB\-testnet4\fR. .HP \fB\-testnet4\fR .IP Use the testnet4 chain. Equivalent to \fB\-chain\fR=\fI\,testnet4\/\fR. .PP Commands: .IP grind .IP Perform proof of work on hex header string .SH COPYRIGHT Copyright (C) 2009-2024 The Bitcoin Core developers Please contribute if you find Bitcoin Core useful. Visit for further information about the software. The source code is available from . This is experimental software. Distributed under the MIT software license, see the accompanying file COPYING or .SH "SEE ALSO" bitcoind(1), bitcoin-cli(1), bitcoin-tx(1), bitcoin-wallet(1), bitcoin-util(1), bitcoin-qt(1)