fengzi 2020-07-04
1.获取创世区块hash
bitcoin-cli getblockhash 0 000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f
2.根据区块hash查询区块以及交易数据
bitcoin-cli getblock 000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f 2
得到如下json
{ "hash": "000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f", "confirmations": 477333, "strippedsize": 285, "size": 285, "weight": 1140, "height": 0, "version": 1, "versionHex": "00000001", "merkleroot": "4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b", "tx": [ { "txid": "4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b", "hash": "4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b", "version": 1, "size": 204, "vsize": 204, "weight": 816, "locktime": 0, "vin": [ { "coinbase": "04ffff001d0104455468652054696d65732030332f4a616e2f32303039204368616e63656c6c6f72206f6e206272696e6b206f66207365636f6e64206261696c6f757420666f722062616e6b73", "sequence": 4294967295 } ], "vout": [ { "value": 50.00000000, "n": 0, "scriptPubKey": { "asm": "04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f OP_CHECKSIG", "hex": "4104678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5fac", "type": "pubkey" } } ], "hex": "01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff4d04ffff001d0104455468652054696d65732030332f4a616e2f32303039204368616e63656c6c6f72206f6e206272696e6b206f66207365636f6e64206261696c6f757420666f722062616e6b73ffffffff0100f2052a01000000434104678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5fac00000000" } ], "time": 1231006505, "mediantime": 1231006505, "nonce": 2083236893, "bits": "1d00ffff", "difficulty": 1, "chainwork": "0000000000000000000000000000000000000000000000000000000100010001", "nTx": 1, "nextblockhash": "00000000839a8e6886ab5951d76f411475428afc90947ee320161bbf18eb6048" }
json之中只有一个交易,而交易之中有这样一个字段
"hex": "01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff4d04ffff001d0104455468652054696d65732030332f4a616e2f32303039204368616e63656c6c6f72206f6e206272696e6b206f66207365636f6e64206261696c6f757420666f722062616e6b73ffffffff0100f2052a01000000434104678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5fac00000000"
查看此字段的文本表示
echo "01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff4d04ffff001d0104455468652054696d65732030332f4a616e2f32303039204368616e63656c6c6f72206f6e206272696e6b206f66207365636f6e64206261696c6f757420666f722062616e6b73ffffffff0100f2052a01000000434104678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5fac00000000" | xxd -r -p
显示出如下文字
????M??EThe Times 03/Jan/2009 Chancellor on brink of second bailout for banks?????*CAg????UH‘g?q0?\?(?9 ?yb??a?I???L?8??U???\8M??
?W?Lp+k?_?
The Times 03/Jan/2009 Chancellor on brink of second bailout for banks