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