Arrow Glacier
13773000
EIP-4345
Specification
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Network Upgrades
Technical upgrades are made periodically to the Ethereum protocol. Upgrades typically comprise of Core Ethereum Improvement Proposals (EIPs) that have achieved consensus across the Ethereum clients & community.
Ethereum blockchain upgrades
Arrow Glacier
This is a planned upgrade to delay the difficulty bomb to be noticeable in Summer 2022.
- Mainnet upgrade date - Wednesday, 8th of December
- Planned for epoch - 13773000
- EIP-4345: Difficulty Bomb Delay to June 2022
- ECH explainer - Ethereum Arrow Glacier Upgrade
- Ethereum Foundation's Arrow Glacier Upgrade Announcement
To understand how the “Difficulty Bomb” works in the Ethereum blockchain, please follow the recording of PEEPanEIP #39: Difficulty bomb & EIP-3554 with James Hancock.
In the section below you can find more information on past and upcoming network upgrades.
Altair Upgrade
This is the first planned network upgrade for the Beacon chain (Ethereum 2.0). It is already activated on the Prater testnet. Follow the consensus monitor shared by Alex Stokes.
- Mainnet upgrade date - Wednesday, 27th of October
- Planned for epoch - 74240
- Expected time - 10:56:23 UTC
- Ethereum Foundation's Altair Mainnet Announcement
Resources
PEEPanEIP recordings
The network upgrade progress tracker helps with keeping track of improvement proposals in different phases of network upgrade. Clients' development and integration can be followed on the latest version of the developer's testnet. Read Shedding light on the Ethereum Network Upgrade Process for more information
