5. transactions - programming bitcoin
- 3. Transaction A Transaction is a transfer of Bitcoin value that is broadcast to the network and collected into blocks https://en.bitcoin.it/wiki/Transaction
- 5. Transaction
- 6. Transaction Input . Output C D Spent Unspent #3 ● Transaction은 Input과 Output으로 구성 ● Input은 블록내의 Transaction의 Output과 연결 ● Output은 address와 value가 지정 ● 아무런 Input도 사용하지 않은 Output(Unspent) 이미 연결해서 사용한 Output(Spent) 존재 ● UTXO(Unspent Transaction Output): 미사용 Output ● UTXO Set은 Leveldb로 별도 관리 . Input . Output A C Spent #1 Unspent . Input . Output B C Unspent #2 Unspent C의 잔고는?
- 9. 010000000456919960ac691763688d3d3bcea9ad6ecaf875df5339e148a1fc61c6ed7a069e0100 00006a47304402204585bcdef85e6b1c6af5c2669d4830ff86e42dd205c0e089bc2a821657e951 c002201024a10366077f87d6bce1f7100ad8cfa8a064b39d4e8fe4ea13a7b71aa8180f012102f0 da57e85eec2934a82a585ea337ce2f4998b50ae699dd79f5880e253dafafb7feffffffeb8f51f4 038dc17e6313cf831d4f02281c2a468bde0fafd37f1bf882729e7fd3000000006a473044022078 99531a52d59a6de200179928ca900254a36b8dff8bb75f5f5d71b1cdc26125022008b422690b84 61cb52c3cc30330b23d574351872b7c361e9aae3649071c1a7160121035d5c93d9ac96881f19ba 1f686f15f009ded7c62efe85a872e6a19b43c15a2937feffffff567bf40595119d1bb8a3037c35 6efd56170b64cbcc160fb028fa10704b45d775000000006a47304402204c7c7818424c7f7911da 6cddc59655a70af1cb5eaf17c69dadbfc74ffa0b662f02207599e08bc8023693ad4e9527dc42c3 4210f7a7d1d1ddfc8492b654a11e7620a0012102158b46fbdff65d0172b7989aec8850aa0dae49 abfb84c81ae6e5b251a58ace5cfeffffffd63a5e6c16e620f86f375925b21cabaf736c779f88fd 04dcad51d26690f7f345010000006a47304402200633ea0d3314bea0d95b3cd8dadb2ef79ea833 1ffe1e61f762c0f6daea0fabde022029f23b3e9c30f080446150b23852028751635dcee2be669c 2a1686a4b5edf304012103ffd6f4a67e94aba353a00882e563ff2722eb4cff0ad6006e86ee20df e7520d55feffffff0251430f00000000001976a914ab0c0b2e98b1ab6dbf67d4750b0a56244948 a87988ac005a6202000000001976a9143c82d7df364eb6c75be8c80df2b3eda8db57397088ac46 430600000000 Transaction Sample Version Input Length Previous Output Output Index Script Length Input Script Language #1 Sequence Previous Output Output Index Script Length Input Script Language #2 Sequence Previous Output Output Index Script Length Input Script Language #3 Sequence Previous Output Output Index Script Length Input Script Language #4 Sequence Output Length Value Script Length Value Script Length Output Script Language #1 Output Script Language #2 LockTime