Optimism primary-source snapshot
Fetched: 2026-04-23 UTC
1) Official site
Source: https://www.optimism.io
Selected excerpts from official materials:
Optimism is the most used blockchain infrastructure.
Launch scalable, customizable Layer 2s and apps with Ethereum-grade security - powered by the OP Stack.
The OP Stack is a fully open source, modular framework built for teams launching blockchains.
2) Official docs
Source: https://docs.optimism.io
Selected excerpts from official docs:
Launch a scalable and customizable Layer 2 Rollup blockchain with Ethereum-grade security - powered by Optimism.
The OP Stack is an open-source, modular, Ethereum Layer 2 rollup stack.
Components called out in the docs include L1 smart contracts, a sequencer, batcher, proposer, and challenger.
Notes
- This pass did not identify a single canonical Optimism whitepaper.
- For now, the main primary sources are the official site, docs, and stats pages.