4.3 Design Table of Content: 4.3.1 L2 Sidechain 4.3.1.1 Motivation & Introduction 4.3.1.2 Multi-validateer setup 4.3.1.3 Block production 4.3.1.4 Validateer components 4.3.1.5 On-boarding of new validateers 4.3.2 System and Networking Overview