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# System prepended metadata

title: '[WIP] PEPC MEV-boost Relay'

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# [WIP] PEPC MEV-boost Relay

modifications need to mev-boost ecosystem
- `mev-boost`  - add `ProposerCommitmentAddress` to cli flag (probably a check on start up that the )
- `relay` - add `ProposerCommitmentAddress` to cli flag
- `block builder` - add new block building algo which obeys a certain proposer commitment


Then someone can deploy a proposer commitment using [Emily](https://github.com/0xfuturistic/emily/tree/main). 