featured
Featured
February 26, 2025
Introducing Gas Network

We’re thrilled to introduce Gas Network, a new decentralized oracle protocol from Blocknative designed to bring Web3 gas..

Blocknative
Blocknative
10 min read

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    anatomy-of-a-slot:-the-tumultuous-12-seconds-during-ethereum-slots
    MEV
    Anatomy of a Slot: The tumultuous 12 seconds during...

    Transitioning Ethereum to proof-of-stake changed how transactions ultimately land on-chain. Like clockwork, every 12 seconds a validator has the opportunity to add a block to the beacon chain. But..

    Chris Meisl
    Chris Meisl
    August 3
    decoding-ethereum-smart-contract-events-using-abis
    Ethereum
    Decoding Ethereum Smart Contract Events using ABIs

    Application Binary Interfaces, or ABIs, are an integral part of how Ethereum smart contracts interact with the outside world. Without a smart contract’s ABI, a dapp or another smart contract has no..

    Joules Barragan
    Joules Barragan
    July 27
    ethcc:-understanding-erc-4337—how-it-works-and-exploring-unknowns
    Erc4337
    EthCC: Understanding ERC-4337—How it works and...

    This timely talk covers ERC-4337, new transaction flows, MEV implications and a 4337 mental model. From a new intent layer to alt-mempools, to Paymasters, and to Bundlers, Blocknative CEO and..

    Matt Cutler
    Matt Cutler
    July 20
    the-number-of-private-transactions-on-ethereum-doubles-in-last-quarter
    MEV
    The Number of Private Transactions on Ethereum Doubles...

    This quarter, private transactions—meaning transactions that bypassed the public mempool—made up 9.6% of all smart contract transactions on Ethereum. That’s nearly 1 out of every 10 transactions!

    Victoria Tran
    Victoria Tran
    July 14
    how-to-get-ethereum-transaction-notifications-in-slack-and-discord-with-webhooks
    Ethereum
    How to Get Ethereum Transaction Notifications in Slack...

    Anyone doing transactions on Ethereum is familiar with a certain level of transaction anxiety. The complexity and mutability of the pre-chain layer creates uncertainty about transaction..

    Blocknative
    Blocknative
    July 6
    missed-slots-caused-by-gossip-issues-on-consensus-layer:-addressing-late-block-reorgs-on-ethereum
    Ethereum
    Missed slots caused by gossip issues on consensus...

    On April 15th, 2023, Blocknative’s internal MEV-relay alerting system began picking up an unusual pattern of missed slots. Upon further inspection, we found that these missed slots occurred due to..

    Łukasz Miłkowski
    Łukasz Miłkowski
    June 28
    how-gossipsub-overlays-empower-ethereum's-consensus-layer
    Ethereum
    How GossipSub Overlays Empower Ethereum's Consensus...

    Peer-to-peer networks are characterized by the large-scale broadcast of messages between nodes. Efficient broadcast is therefore essential for maintaining the integrity and performance of..

    Dan Marzec & Louis Thibault
    Dan Marzec & Louis Thibault
    June 13
    understanding-attestation-committees,-aggregation,-and-slot-inclusion-on-ethereum
    Ethereum
    Understanding Attestation Committees, Aggregation, and...

    In Ethereum's proof-of-stake (PoS) consensus mechanism, the process of attestation plays a crucial role in ensuring the integrity and security of the network. With the rush of new validators and node..

    Dan Marzec
    Dan Marzec
    June 8
    what-are-p2p-overlays-on-ethereum
    Ethereum
    What are P2P Overlays on Ethereum

    In Ethereum's decentralized ecosystem, peer-to-peer (P2P) overlays play a critical role in facilitating communication and maintaining the integrity of the network. However, it is essential to..

    Dan Marzec
    Dan Marzec
    June 5
    mev-protection:-how-to-avoid-front-running-and-sandwiching-bots
    MEV
    MEV Protection: How to avoid front-running and...

    Listen to this post: In the world of DeFi, transaction anxiety is a genuine concern—particularly when it involves high-value transactions. Many traders have experienced the unsettling feeling of..

    Laurence Delisle
    Laurence Delisle
    May 26
    exploring-order-flow-auctions-(ofas),-mev,-and-the-fair-distribution-of-economic-opportunities
    MEV
    Exploring Order Flow Auctions (OFAs), MEV, and the...

    Listen to this post: Order Flow Auctions (OFAs) are quickly gaining popularity in the Ethereum ecosystem. These systems are designed to help end users benefit from the economic opportunities their..

    Blocknative
    Blocknative
    May 12
    what-is-mev-sandwiching?
    MEV
    What is MEV Sandwiching?

    Listen to this post: Sandwiching represents a single category under the overarching classification of Maximal Extracted Value (MEV)—the value derived from transaction inclusion and ordering. This..

    Joules Barragan
    Joules Barragan
    May 9
    the-economics-of-mev---bell-curve-podcast-recap
    MEV
    The Economics of MEV - Bell Curve Podcast Recap

    This episode of Bell Curve features a discussion between Hasu and Blocknative CEO and co-founder Matt Cutler around the MEV supply chain, the economics of relays and builders, and the potential..

    Blocknative
    Blocknative
    May 3
    the-future-of-mev:-smoothing-vs-burning-vs-sharing
    MEV
    The Future of MEV: Smoothing vs Burning vs Sharing

    Listen to this post: Your browser does not support the audio element. Since the explosion of DeFi in the summer of 2020, MEV (Maximal Extractable Value) has continued to grow as a force in the..

    Joules Barragan
    Joules Barragan
    April 28
    latency-wars:-the-constant-fight-for-lower-latency
    MEV
    Latency Wars: The Constant Fight for Lower Latency

    The faster you receive data, the faster you can act... and the better your edge. From the early days of Wall Street to high-frequency trading plus other historical examples, we can learn from the..

    Chris Meisl
    Chris Meisl
    April 14
    crypto-taxes:-an-advanced-look-for-validators,-stakers-and-investors
    Validators
    Crypto taxes: an advanced look for validators, stakers...

    In preparation for crypto tax season, Blocknative CMO John Jefferies sat down with Pat White, the CEO of crypto accounting firm Bitwave, to take a deep dive on the latest on everything validators,..

    JJ
    JJ
    April 12
    preparing-for-shanghai-+-capella-(shapella):-what-validators-need-to-know
    Validators
    Preparing for Shanghai + Capella (Shapella): What...

    TL;DR: It is necessary for ALL validators to upgrade their clients with the latest versions. See the “Upgrading Your Clients” section for relevant links. Some validators will also need to assign a..

    Laurence Delisle
    Laurence Delisle
    April 6
    understanding-the-4337-mev-supply-chain
    MEV
    Understanding the 4337 MEV Supply Chain

    I recently published a breakdown of how the adoption of ERC-4337 will impact the current MEV supply chain on Ethereum. If you are interested in diving deeper into the world of ERC-4337 and MEV, you..

    Dan Marzec
    Dan Marzec
    March 29
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