{
  "v": 1,
  "requestId": "22bdbb53-737d-42e9-b592-c4c5c91610fe",
  "chainId": 1,
  "window": { "toBlock": 26049166, "fromBlock": 26048867, "toBlockHash": "0x2d1a88454168f557726377063956116e98c5d2bfc2e2df1962ce77bbd463b2a4" },
  "answerType": "uint256",
  "answer": "3",
  "figure": "3",
  "definitions": { "answer": "whole ETH of the base proof-of-work block reward (excluding uncle/nephew rewards and fees), from Byzantium (block 4,370,000) until Constantinople (block 7,280,000)", "source": "EIP-649 (Metropolis Difficulty Bomb Delay and Block Reward Reduction), https://eips.ethereum.org/EIPS/eip-649: reward reduced from 5 ETH to 3 ETH" },
  "recipe": { "kind": "panel", "source": "https://eips.ethereum.org/EIPS/eip-649" },
  "notes": "Protocol fact, not a chain reading. EIP-649 (activated in Byzantium) reduced the block reward from 5 to 3 ETH; EIP-1234 (Constantinople) later reduced it to 2. Answered from EIP-649 as recalled; I did not fetch the page in this run."
}