美文网首页
2018-01-18

2018-01-18

作者: duval | 来源:发表于2018-01-18 17:33 被阅读0次

白皮书解读

目标

比特币:一种点对点的现金系统

  • 解决双重支付问题
  • 点对点支付,不依赖第三方信用机构
  • 去中心化
  • 鲁棒性、抗攻击

交易

Alice和她的朋友Joe会面时,用现金换取了比特币。由Joe产生的这笔交易使得Alice的钱包拥有了0.10BTC。
现在Alice将第一次使用比特币在加利福尼亚州帕罗奥图的Bob咖啡店买一杯0.015BTC的咖啡。

[图片上传失败...(image-61f403-1516267978440)]

我们定义,一枚电子货币是这样额一串数字签名:每一位所有者通过前一次交易和下一位拥有者的公钥签署一个随机散列的数字签名,并且将这个签名附加在这枚电子货币的尾部,然后这个电子货币就发送给了下一个所有者。而收款人通过对签名进行检验,就能验证该链条的所有者。

观察某一笔交易细节

https://blockchain.info/tx/0627052b6f28912f2703066a912ea577f2ce4da4caa5a5fbd8a57286c345c2f2

查看某个比特币帐号未消费的交易

curl https://blockchain.info/unspent?active=1Cdid9KFAaatwczBwBttQcwXYCpvK8h7FK


{

    "unspent_outputs":[

        {
            "tx_hash":"f2c245c38672a5d8fba5a5caa44dcef277a52e916a0603272f91286f2b052706",
            "tx_hash_big_endian":"0627052b6f28912f2703066a912ea577f2ce4da4caa5a5fbd8a57286c345c2f2",
            "tx_index":47854970,
            "tx_output_n": 1,
            "script":"76a9147f9b1a7fb68d60c536c2fd8aeaa53a8f3cc025a888ac",
            "value": 8450000,
            "value_hex": "0080efd0",
            "confirmations":227473
        },

        {
            "tx_hash":"0365fdc169b964ea5ad3219e12747e9478418fdc8abed2f5fe6d0205c96def29",
            "tx_hash_big_endian":"29ef6dc905026dfef5d2be8adc8f4178947e74129e21d35aea64b969c1fd6503",
            "tx_index":71083209,
            "tx_output_n": 0,
            "script":"76a9147f9b1a7fb68d60c536c2fd8aeaa53a8f3cc025a888ac",
            "value": 100000,
            "value_hex": "0186a0",
            "confirmations":171856
        },

        {
            "tx_hash":"d9717f774daab8d3dd470853204394c82e3c01097479575d6d2ee97d7b3bdfa1",
            "tx_hash_big_endian":"a1df3b7b7de92e6d5d57797409013c2ec8944320530847ddd3b8aa4d777f71d9",
            "tx_index":75974855,
            "tx_output_n": 0,
            "script":"76a9147f9b1a7fb68d60c536c2fd8aeaa53a8f3cc025a888ac",
            "value": 1000000,
            "value_hex": "0f4240",
            "confirmations":164015
        },

        {
            "tx_hash":"3f1df69df90d097981ca9c97ad8b6a32daed345565a433f8c8e472b2dab2ac79",
            "tx_hash_big_endian":"79acb2dab272e4c8f833a4655534edda326a8bad979cca8179090df99df61d3f",
            "tx_index":79887883,
            "tx_output_n": 1,
            "script":"76a9147f9b1a7fb68d60c536c2fd8aeaa53a8f3cc025a888ac",
            "value": 719787,
            "value_hex": "0afbab",
            "confirmations":158128
        },

        {
            "tx_hash":"417bdb6f5db3e830407f94d1a82d1667e738b19da3679b7263ebfb913394efdd",
            "tx_hash_big_endian":"ddef943391fbeb63729b67a39db138e767162da8d1947f4030e8b35d6fdb7b41",
            "tx_index":170905487,
            "tx_output_n": 0,
            "script":"76a9147f9b1a7fb68d60c536c2fd8aeaa53a8f3cc025a888ac",
            "value": 10000,
            "value_hex": "2710",
            "confirmations":77937
        },

        {
            "tx_hash":"d049d6039f9d1cb2625bac294d7465b4b1077bd5bc0e30e01e02b184db524c1f",
            "tx_hash_big_endian":"1f4c52db84b1021ee0300ebcd57b07b1b465744d29ac5b62b21c9d9f03d649d0",
            "tx_index":174630347,
            "tx_output_n": 0,
            "script":"76a9147f9b1a7fb68d60c536c2fd8aeaa53a8f3cc025a888ac",
            "value": 11100,
            "value_hex": "2b5c",
            "confirmations":75399
        },

        {
            "tx_hash":"b8a6470c7a38d0983effed00a3f75c74ba371da1387352f35d1df155851ea8d1",
            "tx_hash_big_endian":"d1a81e8555f11d5df3527338a11d37ba745cf7a300edff3e98d0387a0c47a6b8",
            "tx_index":175949432,
            "tx_output_n": 0,
            "script":"76a9147f9b1a7fb68d60c536c2fd8aeaa53a8f3cc025a888ac",
            "value": 10000,
            "value_hex": "2710",
            "confirmations":74493
        },

        {
            "tx_hash":"a2b9570e26e3991fc999c42dc8c6eea7b06514b61814da1a71b56c6ba2ae651c",
            "tx_hash_big_endian":"1c65aea26b6cb5711ada1418b61465b0a7eec6c82dc499c91f99e3260e57b9a2",
            "tx_index":175955161,
            "tx_output_n": 0,
            "script":"76a9147f9b1a7fb68d60c536c2fd8aeaa53a8f3cc025a888ac",
            "value": 10000,
            "value_hex": "2710",
            "confirmations":74484
        },

        {
            "tx_hash":"05230cb8cd8c6a3788ed41433dfdd68a1a608cc8feb3bc1c29d97ce84bec070e",
            "tx_hash_big_endian":"0e07ec4be87cd9291cbcb3fec88c601a8ad6fd3d4341ed88376a8ccdb80c2305",
            "tx_index":175955664,
            "tx_output_n": 0,
            "script":"76a9147f9b1a7fb68d60c536c2fd8aeaa53a8f3cc025a888ac",
            "value": 10000,
            "value_hex": "2710",
        }

    ]
}


区块

http://zhibimo.com/read/wang-miao/mastering-bitcoin/Chapter07.html

gonzu

相关文章

  • 2018-01-19

    2018-01-18 文闻13873137878 2018-01-18 20:29 · 字数 150 · 阅读 0...

  • 素描石膏头像-海盗

    2018-01-18

  • 2018-01-22

    2018-01-18 侯圈圈 2018-01-18 10:29 · 字数 940 · 阅读 0 · 日记本 大家好...

  • 2018-01-18

    2018-01-18 禾隆李亮 2018-01-18 21:35 · 字数 342 · 阅读 4 · 日记本 20...

  • 10_Centos的一些常用设置

    时间:2018-01-18 作者:魏文应 一、设置自定义快捷键启动Terminal: 打开:Setthings(设...

  • 我的母亲

    2018-01-18 文/大耳朵 图/网络 1 在外人眼里,我的母亲就是个地地道道的...

  • 2018-01-18周四 祷告词

    2018-01-18为自己祷告: 热情款待!(创19:3) 【经文】【创 19:3】 罗得切切地请他们,他们这才进...

  • 01_linux系统设置相关操作

    时间:2018-01-18 作者:魏文应 一、磁盘操作: 查看磁盘大小: fdisk -l 直观显示磁盘大小: d...

  • 2019-05-15

    4分钟读精华 | 麦肯锡笔记思考法 DPMLeader TIM辰天 2018-01-18 “通过搜寻并定义核心问题...

  • MySQL死锁case分析

    死锁发现 2018-01-18 14:10:03 线上环境批量更新库存的地方出现了死锁 2018-01-25 16...

网友评论

      本文标题:2018-01-18

      本文链接:https://www.haomeiwen.com/subject/tviwoxtx.html