Developer Resources

Specification

• Polkadot Host Specification

Cryptography

• blake2s used for hashing
• ed25519 (signing)
• ed25519 (curve)

Networking

• W3F networking research
• libp2p Specs
• Kademlia (DHT) White Paper
• Kademlia Wiki Page

WASM

• WASM Specification
• Wasm on the Blockchain: The Lesser Evil [blog post]

Polkadot

• Polkadot Wiki
• Polkadot Consensus Wiki
• Polkadot Runtime Environment Specification (Section 8.2)
• Rust Docs: finality_grandpa
• paritytech/finality_grandpa
• The State of Crypto Interoperability Explained in Pictures

Parachains

• The Parachain (Blog Post)
• Parachains on Polkadot Wiki
• Parathreads (Blog Post)
• Parathreads on Polkadot Wiki
• The Path of a Parachain Block
• The Path of a Parachain Block (Video)

Block production & consensus

• BABE Specification
• GRANDPA Specification
• Polkadot Consensus Part 1: Introduction
• Polkadot Consensus Part 2: GRANDPA
• Polkadot Consensus Part 3: BABE
• Polkadot Consensus Part 4: Security
• Staking Diagram

Substrate

• Official Substrate Documentation