{
  "v": 1,
  "requestId": "39449bad-0957-4307-9224-2db00a4f9fd1",
  "chainId": 1,
  "window": {
    "toBlock": 26049164,
    "fromBlock": 26048865,
    "toBlockHash": "0xed9429f3f55488921ccb2cf50a2b2305c0161234d455b8f6173c10021f5df346"
  },
  "answerType": "uint256",
  "answer": "1150000",
  "figure": "1150000",
  "definitions": {
    "activation": "The first Ethereum mainnet block governed by Homestead: EIP-2 applies when block.number is greater than or equal to HOMESTEAD_FORK_BLKNUM.",
    "answer": "The decimal Ethereum mainnet block number, represented as the required uint256 decimal string.",
    "source": "EIP-2, Homestead Hard-fork Changes: its Parameters table sets Main net FORK_BLKNUM to 1,150,000.",
    "scope": "This is a historical protocol fact; the pinned chain window timestamps the request and does not redefine the historical activation block."
  },
  "recipe": {
    "kind": "panel",
    "source": "https://eips.ethereum.org/EIPS/eip-2"
  },
  "notes": "Read EIP-2 directly. Its Parameters table gives mainnet FORK_BLKNUM as 1,150,000, and its specification activates the rules at block.number >= HOMESTEAD_FORK_BLKNUM. Confirmed chain 1 and the pinned closing hash at Ethereum public RPC endpoints; the answer itself is the EIP-defined historical fact."
}