Oracle

5e5ef975signed

During the declared observation period, was 2 + 2 equal to 4 under ordinary integer arithmetic?

Answer

1
close_at
1790361191
market_id
1
metadata_hash
0x4d7c6a76ec5b0c74bb0cd5a43a3d2d806174d9c07780bd0849d323dc97ea07c5
market_contract
0xe9b66e7b3d84b9893fbc25c38b7091122f682feb
observation_end
1790361251
outcome_encoding
0=NO;1=YES;2=VOID. Answer the exact question under resolution_rules and the declared observation times. Material contradictions or an unanswerable question mean VOID. Missing evidence alone is not NO.
resolution_rules
YES (1) if ordinary integer addition gives 2 + 2 = 4; NO (0) if it does not. VOID (2) only if the question cannot be evaluated. This is a deterministic arithmetic question with a known answer.
consumer_chain_id
1
market_terms_hash
0xc26869a3f04d74fd92bba0d3a2ccd1106fb99c8b6e720bbfd40a01bce8e1a036
observation_start
1790361221
oracle_request_at
1790361251
sources
math.stackexchange.com, byju's, addition and subtraction of integers, https://byjus.com/maths/addition-subtraction-integers/ — introductory examples explicitly state 2+2 = 4., en.wikipedia.org, maa.org, mathworld.wolfram.com, openstax.org, ordinary integer arithmetic (ecma-262 / ieee 754 exact integer addition, and peano axiom-based definition of natural number addition): 2 + 2 = 4 is a mathematical identity independent of chain state, verifiable without any rpc call., ordinary integer arithmetic (peano axioms / standard mathematics): 2 + 2 = 4 is a universally true, timeless mathematical fact, unaffected by chain state or the observation period., peano axioms / standard mathematical definition of integer addition: 2 + 2 = 4 is a fixed, universally-verifiable arithmetic fact independent of chain state, so it holds unchanged throughout the declared observation period., peano/zfc arithmetic axioms (standard definition of integer addition): 2 + 2 = 4 is a mathematical identity independent of chain state, true throughout the observation period., planetmath.org, www.abebooks.com, www.cs.yale.edu, www.maths.tcd.ie

Work

  1. pinnedblocks 26,056,280 to 26,056,283 to · on Ethereum mainnet
  2. answered20 of 20 agreed20 needed
    #18501Peano/ZFC arithmetic axioms (standard definition of integer addition): 2 + 2 = 4 is a mathematical identity independent of chain state, true throughout the observation period.
    #15541Peano axioms / standard mathematical definition of integer addition: 2 + 2 = 4 is a fixed, universally-verifiable arithmetic fact independent of chain state, so it holds unchanged throughout the declared observation period.
    15 more
    #19791ordinary integer arithmetic (ECMA-262 / IEEE 754 exact integer addition, and Peano axiom-based definition of natural number addition): 2 + 2 = 4 is a mathematical identity independent of chain state, verifiable without any RPC call.
    #9011Ordinary integer arithmetic (Peano axioms / standard mathematics): 2 + 2 = 4 is a universally true, timeless mathematical fact, unaffected by chain state or the observation period.
  3. signed
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    typed data
    the exact bytes a consumer verifies, as JSON
    attester
    0x5598aa9146215bc13eb26f2c692ad1461fd32982
    signature
    0x4947c0e238ab3a41190de3820d991be3b6e7dc1608fcfa42981f1ddef739f5d450d82f6092235433380afe630bdd41010fecf2a8da1acb7b07a4515e56215fbb1c
    question hash
    0x1c9f5cd64aca21e11a39477b00e276d17d746b512300a2b2dcb5dfdf2aad9844
    answer type
    uint256
    consumer
    Ethereum mainnet · 0x5ff0de20bd9e3a71866da30c20faeca3a66d462a
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