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Difference between revisions of "Optimistic rollups"
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The gas you need to run the computation of the fraud proof is even reimbursed. Ben Jones from Optimism describes the bonding system in place: | The gas you need to run the computation of the fraud proof is even reimbursed. Ben Jones from Optimism describes the bonding system in place: | ||
"''anyone who might be able to take an action that you would have to prove fraudulent to secure your funds requires that you post a bond. You basically take some ETH and lock it up and you say "Hey, I promise to tell the truth"... If I don't tell the truth and fraud is proven, this money will be slashed. Not only does some of this money get slashed but some of it will pay for the gas that people spent doing the fraud proof''"<ref>[https://ethereum.org/en/developers/docs/scaling/optimistic-rollups/]</ref> | "''anyone who might be able to take an action that you would have to prove fraudulent to secure your funds requires that you post a bond. You basically take some ETH and lock it up and you say "Hey, I promise to tell the truth"... If I don't tell the truth and fraud is proven, this money will be slashed. Not only does some of this money get slashed but some of it will pay for the gas that people spent doing the fraud proof''"<ref>[https://ethereum.org/en/developers/docs/scaling/optimistic-rollups/] etherum.org developer documentation</ref> | ||
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So you can see the incentives: participants get penalized for conducting fraud and reimbursed for proving fraud. | So you can see the incentives: participants get penalized for conducting fraud and reimbursed for proving fraud. | ||
=== Pros and cons === | |||
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[https://www.youtube.com/watch?v=7pWxCklcNsU&t=263s Watch Finematics explain optimistic rollups] | [https://www.youtube.com/watch?v=7pWxCklcNsU&t=263s Watch Finematics explain optimistic rollups] | ||
=== Implementations === | |||
Multiple implementations of Optimistic rollups exist: | |||
==== Arbitrum One ==== | |||
* [https://arbitrum.io/ Website] | |||
* [https://developer.offchainlabs.com/docs/developer_quickstart Developer docs] | |||
* [https://l2beat.com/projects/arbitrum/ Technology and risk summary] | |||
==== Boba Network ==== | |||
<nowiki>*</nowiki> State validation in development | |||
* [https://boba.network/ Website] | |||
* [https://docs.boba.network/ Developer docs] | |||
* [https://l2beat.com/projects/bobanetwork/ Technology and risk summary] | |||
==== Metis Andromeda ==== | |||
<nowiki>*</nowiki> Fraud proofs in development | |||
* [https://metis.io/ Website] | |||
* [https://docs.metis.io/ Developer docs] | |||
* [https://l2beat.com/projects/metis/ Technology and risk summary] | |||
==== Optimism ==== | |||
<nowiki>*</nowiki> Fault proofs in development | |||
* [https://optimism.io/ Website] | |||
* [https://community.optimism.io/docs/developers/ Developer docs] | |||
* [https://l2beat.com/projects/optimism/ Technology and risk summary] | |||
<references /> | |||
[[Category:Glossary]] | |||
[[Category:Layer 2]] | |||
[[Category:Optimistic rollups]] | |||