Roberto Bayardo

Implement EIP-4844

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This PR builds on top of the stake withdrawals work (https://github.com/ethereum/go-ethereum/pull/25838)

core/types: remove Message

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This is a simple cleanup PR, the goal of which is to encapsulate all the Message related structures & abstractions within a single package (core). Previously it was leaking into...

Ecotone: Create test vector based tests for blob encoding/decoding

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**Describe the solution you'd like** The Blob encoder / decoder is currently well tested with round-trip tests, but is not yet tested to confirm that specific inputs yield the desired...

fuzz & differential testing of system config update event log handling

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Requested followup to https://github.com/ethereum-optimism/optimism/pull/8785 We should break out the deserialization logic for log event handling into a public handler function and then import those handlers into our solidity [differential-testing](https://github.com/ethereum-optimism/optimism/tree/develop/packages/contracts-bedrock/scripts/go-ffi) and...

[op-batcher] submit cancellation transaction when the mempool is blocked by a transaction of incompatible type.

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**Description** Extend batcher to submit appropriate cancellation transactions when the mempool is blocked by a transaction of incompatible type. Also makes the txmgr use the geth-defined AlreadyReservedErr instead of redefining...

Devnet v3 todos

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Ready additional client implementations: CL: Lodestar, Lighthouse EL: Erigon, Nethermind Incorporate fastssz bug fix into Prysm **[done]** Prysm rebase on capella (in progress) Implement recent spec updates that affect our...

have batcher submit appropriate cancellation transactions when mempool is blocked

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Description Extend batcher to submit appropriate cancellation transactions when the mempool is blocked by a transaction of incompatible type. Also makes the txmgr use the geth-defined AlreadyReservedErr instead of redefining...

Holocene: Make Elasticity configurable via SystemConfig

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In EIP-1559, the gas target of a block is (gas limit / elasticity). And since elasticity is a fixed constant of 6 as of the Fjord upgrade, one cannot adjust...

eth/fetcher: fix blob transaction propagation

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This PR fixes an issue with blob transaction propagation due to the blob transation txpool rejecting transactions with gapped nonces. The specific changes are: - fetch transactions from a peer...

**Description** - make state publishing loop abort if the txpool state is not good to prevent this loop from getting stuck due to blob and calldata transactions flip flopping and...