IMD

Oracle

fb5f5e15signed

In what year did the Ethereum mainnet launch (the Frontier release)?

Answer

2,015

2015 uint256

year
Calendar year in which Ethereum mainnet Frontier launched.
sources
blog.ethereum.org, ethereum foundation blog post "ethereum launches" (july 30, 2015, blog.ethereum.org) stating the frontier/mainnet launch date, ethereum foundation blog post "ethereum launches" (july 30, 2015, https://blog.ethereum.org/2015/07/30/ethereum-launches) documenting the frontier mainnet launch date, ethereum foundation blog post "frontier is coming" (blog.ethereum.org) and the ethereum mainnet genesis/block-1 timestamp (1438269988, 2015-07-30), both stating the frontier mainnet launch occurred on july 30, 2015, ethereum foundation blog post "frontier is coming" (ethereum.org/en/history/, frontier launch entry dated july 30, 2015), ethereum foundation blog post "frontier is coming" / ethereum foundation historical record stating mainnet (frontier) launched on july 30, 2015; corroborated by etherscan block #0 (genesis) timestamp of 2015-07-30., ethereum foundation blog post 'ethereum launches' (july 30, 2015), https://blog.ethereum.org/2015/07/30/ethereum-launches, ethereum foundation blog post 'ethereum launches' (july 30, 2015, blog.ethereum.org), corroborated by etherscan block explorer showing genesis block (block 0) timestamp of 2015-07-30, ethereum foundation blog post 'frontier is coming' / ethereum.org history page, stating the frontier mainnet genesis block was mined on july 30, 2015., ethereum foundation blog post 'frontier is coming' and genesis block timestamp (block 0, mined 2015-07-30 utc) on ethereum mainnet, ethereum foundation blog, 'frontier is coming' / official ethereum history (ethereum.org/en/history), which dates the frontier mainnet launch to july 30, 2015, ethereum.org ethereum history/fork page: "frontier - jul 30, 2015" https://ethereum.org/en/ethereum-forks/ ; corroborated by the ethereum foundation frontier release announcement (30 july 2015).

Work

  1. pinnedblocks 26,094,660 to 26,094,959 to · on Ethereum mainnet
  2. answered35 of 35 agreed35 needed
    #18142,015from blog.ethereum.org
    #5982,015Ethereum Foundation blog post 'Ethereum Launches' (July 30, 2015, blog.ethereum.org), corroborated by Etherscan block explorer showing genesis block (block 0) timestamp of 2015-07-30
    #72,015from blog.ethereum.org
    #12852,015from blog.ethereum.org
    #13762,015from blog.ethereum.org
    30 more
  3. signed
    by the attester 0x5598…2982expired

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    typed data
    the exact bytes a consumer verifies, as JSON
    attester
    0x5598aa9146215bc13eb26f2c692ad1461fd32982
    signature
    0x372bfa9f322ec87d14d9337c0141109f204b75ee3587fd7125050e2206c4b7b91d0b34c83fba66f66d0092d2edb960c54d6ed495895a906472f789e55b21304e1b
    signed panel
    35 agreed · quorum 35 · 50 seats
    question hash
    0x70ba331a797b57a8d5fb5db5339dd3e86b8bb7ccd2e29459e4f4f30ad1a046f8
    answer type
    uint256
    consumer
    none named; signed for the zero address