November 2019
Beginner to intermediate
408 pages
9h 29m
Korean
Content preview from 밑바닥부터 시작하는 비트코인
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밑바닥부터 시작하는 비트코인
238
잭션 묶음을 블록이라고합니다. 이 장에서는 블록을 파싱하고 작업증명을 살펴봅니다.
코인베
이스 트랜잭션
coinbase
transaction
이라는 특별한 트랜잭션부터 살펴볼 텐데 이는 모든 블록의 첫 번째
트랜잭션입니다.
9.1
코인베이스 트랜잭션
코인베이스는 동명의 미국 암호화폐 거래소와는 아무 관련이 없습니다. 코인베이스 트랜잭션
은 블록마다 들어가는 첫 번째 트랜잭션이며 비트코인을 발행하는 유일한 트랜잭션입니다. 코
인베이스 트랜잭션의 출력에서는 보통
p2pkh
잠금 스크립트로 채굴자가 지정한 주소에 블록
보상
block
rewards
으로 주어지는 비트코인과 블록 내 모든 트랜잭션 수수료를 잠가 놓습니다.
이러한 방법으로 채굴자의 채굴 활동은 코인베이스 트랜잭션으로 보상됩니다. [그림
9
-
1
]은
코인베이스 트랜잭션의 예입니다.
그림
9-1
코인베이스 트랜잭션
트랜잭션 구조는 다음 몇 가지 사항을 제외하고 다른 트랜잭션과 별반 다르지 않습니다.
1
. 코인베이스 트랜잭션은 정확히 하나의 입력을 갖는다.
2
. 하나의 입력은 이전 트랜잭션 해시값으로
32
바이트의
0
(
00
..
00
)을 갖는다.
3
. 하나의 입력은 이전 트랜잭션의 출력 번호로
ffffffff
를 갖는다.
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.