The Merge

E364847

The Merge was Ethereum’s landmark transition from proof-of-work to proof-of-stake consensus, fundamentally altering its security model, energy usage, and ETH issuance dynamics.

All labels observed (4)

Label Occurrences
The Merge canonical 4
Ethereum 2.0 1
Ethereum Merge 1

How this entity was disambiguated

Statements (51)

Predicate Object
instanceOf Ethereum network upgrade ⓘ
blockchain protocol upgrade ⓘ
consensus mechanism transition ⓘ
appliesTo Ethereum ⓘ
linked to: Ethereum blockchain
backwardCompatibility preserved existing Ethereum account balances ⓘ
preserved existing application state ⓘ
preserved existing smart contracts ⓘ
blockHeight Ethereum mainnet terminal block 15537393 ⓘ
linked to: Ethereum blockchain
clientType consensus client ⓘ
execution client ⓘ
combined Ethereum mainnet execution layer with Beacon Chain consensus layer ⓘ
coordinatedBy Ethereum core developers ⓘ
date 2022-09-15 ⓘ
didNotInclude sharding ⓘ
significant gas fee reduction ⓘ
significant transaction throughput increase ⓘ
effectOnBlockProduction moved block production from miners to validators ⓘ
effectOnEnergyUsage reduced Ethereum energy consumption by over 99 percent ⓘ
effectOnETHSupply made net ETH supply potentially deflationary under high usage ⓘ
effectOnIssuance reduced net ETH issuance ⓘ
effectOnMining eliminated ETH mining on Ethereum mainnet ⓘ
effectOnSecurityModel shifted security from hash power to staked ETH ⓘ
enabled validator-based block proposal and attestation ⓘ
executionEnvironment EVM remained unchanged at merge time ⓘ
followedBy Ethereum proof-of-stake era ⓘ
governedBy Ethereum consensus specifications ⓘ
impactOn51AttackModel changed cost structure of attacks from hardware and energy to capital stake ⓘ
impactOnFinality introduced economic finality via PoS ⓘ
impactOnIssuance introduced rewards to validators ⓘ
reduced base ETH issuance rate ⓘ
removed block rewards to miners ⓘ
interactionWithEIP EIP-1559 fee burn mechanism ⓘ
introducedConsensusMechanism proof-of-stake ⓘ
network Ethereum mainnet ⓘ
linked to: Ethereum blockchain
precededBy Ethereum proof-of-work era ⓘ
primaryGoal alter ETH issuance dynamics ⓘ
change Ethereum security model ⓘ
reduce energy consumption of Ethereum ⓘ
relatedComponent Beacon Chain ⓘ
consensus layer ⓘ
execution layer ⓘ
replacedConsensusMechanism proof-of-work ⓘ
requiredClientSetup running both an execution client and a consensus client ⓘ
requiredStake 32 ETH for a full validator ⓘ
testingPredecessor multiple testnet merges ⓘ
testnet Goerli testnet merge ⓘ
Ropsten testnet merge ⓘ
Sepolia testnet merge ⓘ
triggerCondition Terminal Total Difficulty 58750000000000000000000 ⓘ
withdrawalsLaterEnabledBy Shapella upgrade ⓘ
withdrawalsStatusAtActivation validator withdrawals not yet enabled ⓘ

How these facts were elicited

Referenced by (7)

Full triples — surface form annotated when it differs from this entity's canonical label.

Ether → monetaryPolicyChange → The Merge ⓘ
Ethereum Foundation → supportsProject → Ethereum 2.0 ⓘ
linked to: The Merge
Prysm → supports → Ethereum proof-of-stake ⓘ
linked to: The Merge
Prysm → supportsUpgrade → The Merge ⓘ
Lighthouse → supportsUpgrade → The Merge ⓘ
Shanghai → relatedTo → Ethereum Merge ⓘ
linked to: The Merge