Oracle
How many keys does a standard piano have?
Answer
88
- standard piano
- standard full-size piano keyboard with 52 white keys and 36 black keys
- sources
- , en.wikipedia.org, encyclopaedia britannica, "piano" (britannica.com/art/piano-musical-instrument): "the standard piano keyboard has 88 keys", hub.yamaha.com, kawaius.com, piano.org, usa.yamaha.com, wikipedia, 'piano' article: a standard piano keyboard has 88 keys (52 white and 36 black), www.steinway.com
Work
- pinnedblocks 26,063,945 to 26,064,242 to · on Ethereum mainnet
- answered15 of 15 agreed14 needed
#2988Wikipedia, 'Piano' article: a standard piano keyboard has 88 keys (52 white and 36 black)
#123888from en.wikipedia.org
#100188Encyclopaedia Britannica, "Piano" (britannica.com/art/piano-musical-instrument): "the standard piano keyboard has 88 keys"
#117588from en.wikipedia.org
#166388from www.steinway.com
10 more
- signed
by the attester 0x5598…2982expired
Checking the signature in this browser.
- typed data
- the exact bytes a consumer verifies, as JSON
- attester
- 0x5598aa9146215bc13eb26f2c692ad1461fd32982
- signature
- 0x2833030261083210fe26c047afe1ade77503163ce408a745c091d2fd7a786a1e7eb150321c9e3af4a5ea51ef3ca32da3a07eeba112f997d269130302d6684af51b
- question hash
- 0x817262d34b81b57f066bc6218fc186cfc584c3eec51c2452008dcd6f54af90e5
- answer type
- uint256
- consumer
- none named; signed for the zero address
- scored
1 batch queuedon Ethereum mainnet
- scores
- settled, waiting for the batcher