diff --git a/README.md b/README.md index a07772628b..1f0e4ac81c 100644 --- a/README.md +++ b/README.md @@ -17,26 +17,26 @@ Logo Nitro is the latest iteration of the Arbitrum technology. It is a fully integrated, complete -layer 2 optimistic rollup system, including fraud proofs, the sequencer, the token bridges, +layer 2 optimistic rollup system, including fraud proofs, the sequencer, the token bridges, advanced calldata compression, and more. See the live docs-site [here](https://developer.arbitrum.io/) (or [here](https://github.com/OffchainLabs/arbitrum-docs) for markdown docs source.) -See [here](./audits) for security audit reports. +See [here](https://docs.arbitrum.io/audit-reports) for security audit reports. -The Nitro stack is built on several innovations. At its core is a new prover, which can do Arbitrum’s classic -interactive fraud proofs over WASM code. That means the L2 Arbitrum engine can be written and compiled using +The Nitro stack is built on several innovations. At its core is a new prover, which can do Arbitrum’s classic +interactive fraud proofs over WASM code. That means the L2 Arbitrum engine can be written and compiled using standard languages and tools, replacing the custom-designed language and compiler used in previous Arbitrum -versions. In normal execution, -validators and nodes run the Nitro engine compiled to native code, switching to WASM if a fraud proof is needed. -We compile the core of Geth, the EVM engine that practically defines the Ethereum standard, right into Arbitrum. +versions. In normal execution, +validators and nodes run the Nitro engine compiled to native code, switching to WASM if a fraud proof is needed. +We compile the core of Geth, the EVM engine that practically defines the Ethereum standard, right into Arbitrum. So the previous custom-built EVM emulator is replaced by Geth, the most popular and well-supported Ethereum client. -The last piece of the stack is a slimmed-down version of our ArbOS component, rewritten in Go, which provides the -rest of what’s needed to run an L2 chain: things like cross-chain communication, and a new and improved batching +The last piece of the stack is a slimmed-down version of our ArbOS component, rewritten in Go, which provides the +rest of what’s needed to run an L2 chain: things like cross-chain communication, and a new and improved batching and compression system to minimize L1 costs. -Essentially, Nitro runs Geth at layer 2 on top of Ethereum, and can prove fraud over the core engine of Geth +Essentially, Nitro runs Geth at layer 2 on top of Ethereum, and can prove fraud over the core engine of Geth compiled to WASM. Arbitrum One successfully migrated from the Classic Arbitrum stack onto Nitro on 8/31/22. (See [state migration](https://developer.arbitrum.io/migration/state-migration) and [dapp migration](https://developer.arbitrum.io/migration/dapp_migration) for more info). @@ -45,14 +45,12 @@ Arbitrum One successfully migrated from the Classic Arbitrum stack onto Nitro on Nitro is currently licensed under a [Business Source License](./LICENSE.md), similar to our friends at Uniswap and Aave, with an "Additional Use Grant" to ensure that everyone can have full comfort using and running nodes on all public Arbitrum chains. -The Additional Use Grant also permits the deployment of the Nitro software, in a permissionless fashion and without cost, as a new blockchain provided that the chain settles to either Arbitrum One or Arbitrum Nova. +The Additional Use Grant also permits the deployment of the Nitro software, in a permissionless fashion and without cost, as a new blockchain provided that the chain settles to either Arbitrum One or Arbitrum Nova. -For those that prefer to deploy the Nitro software either directly on Ethereum (i.e. an L2) or have it settle to another Layer-2 on top of Ethereum, the [Arbitrum Expansion Program (the "AEP")](https://docs.arbitrum.foundation/assets/files/Arbitrum%20Expansion%20Program%20Jan182024-4f08b0c2cb476a55dc153380fa3e64b0.pdf) was recently established. The AEP allows for the permissionless deployment in the aforementioned fashion provided that 10% of net revenue (as more fully described in the AEP) is contributed back to the Arbitrum community in accordance with the requirements of the AEP. +For those that prefer to deploy the Nitro software either directly on Ethereum (i.e. an L2) or have it settle to another Layer-2 on top of Ethereum, the [Arbitrum Expansion Program (the "AEP")](https://docs.arbitrum.foundation/assets/files/Arbitrum%20Expansion%20Program%20Jan182024-4f08b0c2cb476a55dc153380fa3e64b0.pdf) was recently established. The AEP allows for the permissionless deployment in the aforementioned fashion provided that 10% of net revenue (as more fully described in the AEP) is contributed back to the Arbitrum community in accordance with the requirements of the AEP. ## Contact Discord - [Arbitrum](https://discord.com/invite/5KE54JwyTs) Twitter: [Arbitrum](https://twitter.com/arbitrum) - -