Bitcoin Developer Network (Page 1)

Getting Started

We will use the Bitcoin Core command-line interface in Regtest mode for various common tasks, as well as some complimentary libraries like bx aka Libbitcoin Explorer.

Generating and Importing Wallets

In order to follow this Bitcoin programming tutorial with ease, it would be great to always use the same set of addresses, in NodeJS as well as in Bitcoin Core CLI. We currently

Legacy pay to public key hash

P2PKH is the standard and most common output type until now, used before the Segregated Witness soft fork, that Pays To PubKey Hash (P2PKH). A P2PKH contains instructions which allow anyone to spend

Native Segwit P2WPKH

Read more about P2WPKH in BIP141 P2WPKH is the native Segwit version of a Pay to Public Key hash. The scripts and script data are spread out as follows witness: <signature>

Embedding Data with OP_RETURN

To follow along this tutorial and enter the commands step-by-step Type node in a terminal after cd into ./code for a Javascript prompt Open the Bitcoin Core GUI console or use bitcoin-cli for

Bitcoin Script Puzzles

Bitcoin scripts can be puzzles of any sort and they don't actually have to depend on the knowledge of a secret key. Complex scripts are replaced by shorter fingerprints in the transaction output,

Introduction to Bitcoin Programming with BitcoinJS and Bitcoin Core