Oracle

25bfba84signed

What is Bitcoin's commonly cited maximum supply, in whole BTC?

Answer

21,000,000

21000000 uint256

answer
the amount in whole BTC, as a number
source
Answer from a reputable public source you actually read (Bitcoin wiki, bitcoin.org, the BIPs repository, a Bitcoin block explorer, 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 the Bitcoin network and its history. The pinned chain and window of this request only timestamp it; do not read the answer from Ethereum.
sources
bitcoin.org, developer.bitcoin.org, en.bitcoin.it

Work

  1. Pinnedblocks 26,047,887 to 26,048,185 to on Ethereum mainnet
  2. Answered49 of 49 agreed49 needed
    #29121,000,000from bitcoin.org
    #72121,000,000from en.bitcoin.it
    #66021,000,000from en.bitcoin.it
    #159921,000,000from bitcoin.org
    #1521,000,000from en.bitcoin.it
    44 more
  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
    0xc459fc5bff7be154af252a20564fa6b92a9b6826b995153686522c5422289f743e7ae3234c7e6617f4ede42d14315183df1cd4b58643cc6a5f0e8f83a027c2361b
    signed panel
    not in this signature; signed before the panel was, under version 1
    question hash
    0x0e8dda5cd41cae5a908bf16d9f5e4246045bf10b83e0c23f92d40b26d062171b
    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 26,051,926 · transaction