ethereum madrid - blockchain for dummies
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MeetupBlockchain & Ethereum Madrid20 de octubre 2016
Hacia un futuro de energíacolaborativo
IN CRYPTO WE TRUST
wallet
17BFVGTnJTmFBPVJZM1HRdNNWhXRb2HXjA
scan & pay
El problema del ‘Double Spending’ID- 255
2 0ID- 256
2 0
ID- 255
2 0
ID- 256
2 0
ID- 257
2 1
TransactionFrom:Tomás(1a54gh8…)To:Alicia(17erf0h2…)Amount:100304532dv5fjj894napofh9a894hhfal...
TRANSACTION POOL
BLOCK #41
BLOCK #40
BLOCK #39
BLOCK #38
BLOCK #37
BLOCK #36
TRANSACTION POOL
BLOCK #42
BLOCK #41
BLOCK #40
BLOCK #39
BLOCK #38
BLOCK #37
BLOCK #36
TransactionFrom:Tomás(1a54gh8…)To:Alicia(17erf0h2…)Amount:5
304532dv5fjj894napofh9a894hhfal...
Transparente Resiliente Inmutable
ethereum
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