Polkadot Wiki

Polkadot Wiki

  • Build
  • Learn
  • Maintain
  • Languages iconEnglish
    • Español
    • 한국어
    • 中文
    • Help Translate

›Collator

Main

  • Wiki Index
  • Community
  • Contributing
  • Glossary
  • News
  • Research Pages

Build

  • Builder's Portal
  • Development Guide

    • Polkadot Builders Starter's Guide
    • Roadmap For Developers
    • Parachain Development Kits (PDKs)
    • Cumulus
    • Smart Contracts

    Tools

    • Tool Index

    Resources

    • Exchange integration
    • Examples
    • How to view and deploy parachains
    • Hackathon

Learn

  • Polkadot
  • Basics

    • Architecture
    • Security of the network
    • Polkadot Consensus
    • Governance
    • Bridges
    • Parachains
    • Parathreads
    • Polkadot Runtime Environment (PRE)
    • Treasury

    Advanced

    • Staking
    • Randomness
    • SPREE
    • WebAssembly (Wasm)
    • Sequential Phragmen Method

    Cryptography

    • Cryptography Explainer
    • Polkadot Keys

    Economics

    • DOT
    • Parachain Slots Auction

    Polkadot Comparisons

    • Cosmos
    • Dfinity
    • Other comparisons

    Miscellaneous

    • Roadmap
    • Links
    • Frequently Asked Questions (FAQs)

Maintain

  • Network Maintainers
  • Collator

    • Collator

    Nominator

    • Nominator
    • Be a Nominator (Alexander)
    • Be a Nominator (Kusama)

    Validator

    • Validator
    • Run a Validator (Alexander)
    • Run a Validator (Kusama)
    • Validator Payout Overview
    • Using systemd for the Validator Node
    • Secure Validator
    • How to Upgrade Your Validator

    Governance Guides

    • Join the Council
    • Voting for Councillors
Edit

Collator

Collators maintain parachains by collecting parachain transactions from users and producing state transition proofs for validators.

These participants will sit atop parachains and provide proofs to validators based on transactions from parachains. Collators maintain parachains by aggregating parachain transactions into parachain blocks and producing state transition proofs for validators based on those blocks. They also monitor the network and prove bad behavior to validators. Collators maintain a “full-node” for a particular parachain; meaning they retain all necessary information to be able to author new blocks and execute transactions in much the same way as miners do on current PoW blockchains. Under normal circumstances, they will collate and execute transactions to create an unsealed block and provide it, together with a proof of state transition, to one or more validators responsible for proposing a parachain block.

Guides

COMING SOON!

Last updated on 9/3/2019 by laboon
← Network MaintainersNominator →
Polkadot Wiki
Stack OverflowPolkadot Watercooler (Riot Chat)Twitter
Star
Copyright © 2019 Web3 Foundation
Privacy PolicyCookie Settings