Arbitrum docsHow Arbitrum works
A technical look at the protocols and mechanisms behind Arbitrum Nitro.
A technical look at how Arbitrum works: the Nitro architecture, the protocols that settle transactions on Ethereum, the BoLD dispute protocol, and Timeboost transaction ordering.
Inside Arbitrum Nitro
A technical deep dive into Nitro's architecture.
Deep dives
AnyTrust, ArbOS, assertions, messaging, gas and fees, and the transaction lifecycle.
Reference
The sequencer and Arbitrum's Geth fork.
The BoLD dispute protocol
How BoLD resolves disputes over chain state.
Timeboost
How Timeboost and the express lane functions.
PGA and fast feed
How the priority gas auction and fast feed work.
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