sequencer
Every story this desk has filed under sequencer, most recent first.

Robinhood Chain Looks at Selling Transaction Priority to Traders Who Pay
The chain is weighing a transaction-ordering model in which traders bid for priority, CoinDesk reported, following Arbitrum's replacement of its Timeboost system with Priority Gas Auctions.
Every order on a layer 2 passes through a single piece of software that decides what happened and in what order. Here is what that machine controls, what it cannot control, and where the failure modes sit.
Almost every tokenized equity trade on a Layer 2 passes through a single machine that decides which transaction goes first. Here is what that machine can and cannot do to you, and what the escape hatch actually is.
Almost every tokenized-equity chain, Robinhood Chain included, runs behind a single ordering machine. Here is what that machine decides, what it cannot decide, and what your position looks like during an outage.

How Robinhood Chain Works, and What a Single Sequencer Means for You
An operator-run rollup settles to Ethereum but orders its own transactions. Here is the machinery, the tradeoffs it buys, and the specific failure modes worth knowing before you leave collateral on it.