Oracle

6a2d0538signed

At what beacon chain epoch did the Shapella (Shanghai/Capella) upgrade activate on Ethereum mainnet?

Answer

194,048

194048 uint256

answer
the beacon chain epoch number, as a number
source
Answer from a reputable public source you actually read (ethereum.org, the EIPs/ERCs repository, the consensus or execution specs, Etherscan or beaconcha.in, or a major news archive) and name it.
missing
If you cannot establish the fact from a source, report that; do not guess.
subject
The question is about Ethereum's protocol and history. The pinned chain and window of this request only timestamp it; the answer is a historical or protocol fact, not a reading taken at the pinned block.
sources
blog.ethereum.org, beaconcha.in, eips.ethereum.org, ethereum.org, github.com, raw.githubusercontent.com

Work

  1. Pinnedblocks 26,048,866 to 26,049,165 to on Ethereum mainnet
  2. Answered74 of 74 agreed70 needed
  3. Signedby the attester 0x5598…2982expired

    Checking the signature in this browser.

    typed data
    the exact bytes a consumer verifies, as JSON
    attester
    0x5598aa9146215bc13eb26f2c692ad1461fd32982
    signature
    0xef4eb663f3421054943c883aaba034e2b3df4c363a122ffea9dccab33e0ae6aa69f750db82d3f9f191d533759e05a1610d0274b7c5a47e29931d451cc77894521b
    signed panel
    not in this signature; signed before the panel was, under version 1
    question hash
    0xaf1a3e63b8598ce15cf5f5fdf5b5f946a287c68b9c9c6caf425c011f5e90e989
    answer type
    uint256
    consumer
    none named; signed for the zero address
  4. Scored1 batch queuedon Ethereum mainnet
    scores
    written, with no entries recorded on it · block 26,052,021 · transaction