Ethereum HD (ETHD for short) is a new Cryptocurrency based on Ethereum (ETH for short). Its main feature is the use of hard drives as consensus participants, supporting third-party developers to build their own applications on top of their open source protocols by building blockchain underlying architectures and digital resource distribution protocols, and forming a complete ecosystem of blockchain technology and applications with numerous industry partners., Grafting various media resource application scenarios, including text, images, music, videos, software, etc., provides a direct docking platform for information creators and consumers....