About

These are the research specifications of the IOTA 2.0 protocol. To put these in context, consult the Preface.

Table of Contents

• 0. Front Matter
  • 0.0 Preface
• 1. Control Files
  • 1.1 Introduction
  • 1.2 Table of Contents
  • 1.3 Terminology
  • 1.4 Index of parameters
  • 1.5 References
• 2 - Structure
  • 2.1 Data Types
  • 2.2 Message Layout
  • 2.3 Payloads Layout
  • 2.4 Data Flow
• 3. Network Layer
  • 3.1 Communication Models
  • 3.2 Bootstrapping
  • 3.3 Peer Discovery
  • 3.4 Neighbor Selection
  • 3.5 Manual Peering
• 4. Communication Layer
  • 4.1 The Tangle
  • 4.2 Timestamps
  • 4.3 Tip Selection Algorithm
  • 4.4 Solidification
  • 4.5 Rate Control
  • 4.6 Congestion Control
  • 4.7 Markers
  • 4.8 Message Creation
• 5. Value Transfer Application
  • 5.1 UTXO
  • 5.2 Ledger State
  • 5.3 Mana
• 6. Consensus Applications
  • 6.1 Object of Consensus
  • 6.2 Opinion Setting
  • 6.3 FPC
  • 6.4 Finalization
  • 6.5 dRNG
• Appendix A.1 Snapshots