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Glossary
Consensus & Mining
Layer 1
Consensus & Mining
Beginner
Updated 1/15/2025

What is

Layer 1?

The base blockchain protocol that handles consensus, security, and transaction finality. Ergo is a Layer 1 blockchain with native smart contract capabilities.

Layer 1 (L1) refers to the base blockchain protocol - the foundational layer that provides consensus, security, data availability, and transaction finality. Examples include Bitcoin, Ethereum, and Ergo. Layer 1 blockchains are self-contained and don't rely on other networks for security. Ergo is a Layer 1 blockchain featuring Proof-of-Work consensus (Autolykos), the eUTXO model for smart contracts, and native token support. Layer 2 solutions (like Lightning Network or rollups) build on top of Layer 1 for additional scalability.

Key Points

  • Base blockchain providing consensus and security
  • Self-contained - doesn't rely on other networks
  • Ergo is a Layer 1 with PoW and eUTXO
  • Handles transaction finality and data availability
  • Layer 2 solutions build on top for scaling
  • Examples: Bitcoin, Ethereum, Ergo, Cardano

Use Cases

1

Understanding blockchain architecture

2

Comparing Ergo to other L1 blockchains

3

Evaluating Layer 1 vs Layer 2 tradeoffs

4

Understanding where transactions are finalized

Technical Details

Ergo's Layer 1 provides: 1) Autolykos PoW consensus for security, 2) eUTXO model for state management, 3) ErgoScript for smart contracts, 4) Native multi-asset support, 5) ~2 minute block times, 6) Adjustable parameters through miner voting. Layer 2 solutions on Ergo could include Plasma chains, state channels, or rollups, though the efficient L1 handles most use cases directly.

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How classic UTXO, global accounts and Ergo's eUTXO differ in parallelism, logic transparency, smart-contract design and fee predictability.

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Ergo vs Cardano: Two eUTXO Paths

Infographic comparing Ergo and Cardano as two eUTXO chains with the same research roots but different choices on consensus, launch, privacy and sustainability.

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Frequently Asked Questions

Questions about Layer 1

Common questions about this topic

How to get started with Ergo?

Start by getting a wallet (Nautilus for browser, Terminus for mobile). Back up your seed phrase securely offline. Get some ERG from an exchange (Gate.io, KuCoin) or DEX (Spectrum). Make a test transaction. Then explore: try DeFi on Spectrum, check out NFTs, or dive into the technology if you're a builder.

How-to
Getting Started

Is Ergo a good investment?

This is not financial advice. Ergo has strong fundamentals: fair launch (no VC dump risk), innovative technology (eUTXO, Sigma Protocols, NiPoPoWs), active development, and a cypherpunk ethos. It's a smaller market cap project with higher risk/reward than established chains. Research thoroughly, understand the technology, and never invest more than you can afford to lose.

Comparison
Getting Started

How do NFTs work on Ergo?

Ergo NFTs are native tokens with quantity of 1, making each unique. Unlike Ethereum where NFTs need smart contracts, Ergo NFTs are first-class protocol citizens. Mint for minimal fees (~0.001 ERG), trade on SkyHarbor marketplace, and enjoy full eUTXO security. NFTs can include rich metadata and royalties.

Explainer
Technology

Is Ergo safe and secure?

Yes, Ergo is highly secure. It uses Proof-of-Work (the same security model as Bitcoin), has never been hacked, and the eUTXO model eliminates entire classes of smart contract vulnerabilities. The code is open-source and peer-reviewed. Your security also depends on proper seed phrase management.

Explainer
Getting Started
View all questions

Related Topics

DeFi on Ergo

Decentralized Finance Without MEV, Without Permission

Explore topic

Ergo Technology

Research-Driven Innovation for Real-World Use

Explore topic

Explore More Terms

Proof-of-WorkProof-of-StakeConsensus MechanismFinality51% AttackDouble Spend

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