Bitcoin Transactions 3

Class #4 - Scripts

Transcript

1. Transações: scripts Bitcoin
2. 2 Previously…
5. 5 tx1 tx2 tx3
6. 6 input output origem destino
8. 3 8 input output Maria Zé input output Zé ø 20 5 input output Chico Maria 5 input output Mané Zé
9. 9 input output vi vo vi vo = vi vo > vi vo <
10. 10 Com fee e sem troco Com fee e com troco
11. 11 Outputs
12. 12 3 input output Mané Zé Outputs
13. 13 3 input output Mané Zé Outputs
14. 14 Outputs
15. 15 João Maria Maria João Zé João
16. 16 João Maria Maria João Zé João
18. 18 Scripts
19. 19 Scripts
20. 20 input output scriptIn scriptOut
21. 21 input output scriptOut input output scriptIn scriptOut scriptIn tx1 tx2
22. 22 scriptOut scriptIn Contratos https://en.bitcoin.it/wiki/Contract
23. 23 scriptPubKey scriptSig
24. 24 scriptPubKey scriptSig OP_DUP OP_HASH160 <pubKeyHash> OP_EQUALVERIFY OP_CHECKSIG <sig> <pubKey>
25. 25 Bitcoin Scripting Language https://en.bitcoin.it/wiki/Script
26. 26 scriptPubKey scriptSig OP_CHECKSIG <sig> <pubKey> OP_EQUALVERIFY <pubKeyHash?> OP_HASH160 OP_DUP
27. 27 OP_CHECKSIG <sig> <pubKey> OP_EQUALVERIFY <pubKeyHash?> OP_HASH160 OP_DUP
28. 28 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG
29. 29 Stack Based
30. 30 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG
31. 31 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG
32. 32 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG <sig>
33. 33 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG <sig> <pubKey>
34. 34 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG <sig> <pubKey> <pubKey>
35. 35 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG <sig> <pubKey> <pubKey>
36. 36 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG <sig> <pubKey> <pubKey> <pubKeyHash>
37. 37 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG <sig> <pubKey> <pubKeyHash> <pubKeyHash?>
38. 38 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG <sig> <pubKey> <pubKeyHash> <pubKeyHash?>
39. <pubKey> 39 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG <sig>
40. 40 input output scriptOut input output scriptIn
41. 41 Pay-to-PubkeyHash Pague para uma chave pública
42. 42 Pay-to-ScriptHash Pague para um script <code> <code>
43. 43 1BvBMSEYstWetqTFn5Au4m4GFg7xJaNVN2 3J98t1WpEZ73CNmQviecrnyiWrnqRhWNLy Bitcoin Adresses P2PKH P2SH
44. 44 1BitcoinEaterAddressDontSendf59kuE 1HEiLHiTLERxxxxxxxxxxxxxxxy23HRj8 1MakeAmericaGreatAgainXXXXXVTpfQY
45. 45 Proof-of-Burn
46. 46 scriptPubKey scriptSig OP_RETURN <data> <ble> <bla>
47. 47 OP_RETURN <data> <ble> <bla>
48. 48 OP_RETURN <data> <ble> <bla>
49. 49 OP_RETURN <data> <ble> <bla> <bla>
50. 50 OP_RETURN <data> <ble> <bla> <bla> <ble>
51. 51 OP_RETURN <data> <ble> <bla> <bla> <ble>
55. 55 Pay-to-PubkeyHash pague para uma chave pública
59. 59 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG
60. 60 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG
61. 61 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG
62. 62 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG
63. 63 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG
64. 64 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG
65. 65 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG
66. 66 <sig> <pubKey> OP_DUP OP_HASH160 <pubKeyHash?> OP_EQUALVERIFY OP_CHECKSIG
67. 67 Pay-to-ScriptHash Pague para um script <code> <code>
69. 69 https://github.com/bitcoin/bips/blob/master/bip-0016.mediawiki
70. 70 Bitcoin Improvement Process
73. 73 https://github.com/bitcoin/bips/blob/master/README.mediawiki
75. 75 Segregated Witness 24.07.2017
76. 76 Cenas para os próximos capítulos…
77. Valeu! alegomes@gmail.com