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gptkbp:instanceOf
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gptkb:algorithm
|
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gptkbp:alternativeTo
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gptkb:Proof-of-Stake
|
|
gptkbp:category
|
computer security
cryptography
distributed computing
|
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gptkbp:criticizedFor
|
environmental impact
wasted energy
|
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gptkbp:enables
|
network security
decentralization
block rewards
transaction validation
|
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gptkbp:example
|
gptkb:Hashcash
SHA-256 mining
Scrypt mining
|
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gptkbp:firstUsedInCryptocurrency
|
gptkb:Bitcoin
|
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gptkbp:goal
|
achieve consensus
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Proof-of-Work
|
|
gptkbp:introducedIn
|
1993
|
|
gptkbp:inventedBy
|
gptkb:Cynthia_Dwork
gptkb:Moni_Naor
|
|
gptkbp:output
|
block hash
cryptographic puzzle solution
valid block
|
|
gptkbp:powerSource
|
high
|
|
gptkbp:prevention
|
Sybil attacks
double spending
|
|
gptkbp:purpose
|
prevent spam
secure blockchain
|
|
gptkbp:relatedTo
|
gptkb:cryptocurrency
gptkb:Hashcash
mining
|
|
gptkbp:requires
|
electricity
network consensus
computational resources
hash function
block header
computational effort
difficulty adjustment
nonce
|
|
gptkbp:usedBy
|
gptkb:Ethereum_Classic
gptkb:Bitcoin_Cash
gptkb:Dogecoin
gptkb:Litecoin
gptkb:Monero
gptkb:Zcash
|
|
gptkbp:usedIn
|
gptkb:Bitcoin
gptkb:Ethereum_(pre-2022)
|
|
gptkbp:vulnerableTo
|
gptkb:51%_attack
|
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gptkbp:bfsParent
|
gptkb:Ropsten
|
|
gptkbp:bfsLayer
|
5
|