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MasteringBitcoinを読むBitcoinネットワーク

 MasteringBitcoinを読むBitcoinネットワーク

MasteringBitcoinを読むBitcoinネットワーク

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Shu Kobuchi

July 26, 2019
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  1. ҉߸௨՟ಡॻձʗษڧձɹIUUQTDSZQUPDVSSFODZDPOOQBTTDPN ʮϏοτίΠϯͱ͔ษڧձʯʢ݄̍ճɿฏ೔໷ʣ w ࣍ճ͸೥݄ௐ੔த ʮ҉߸௨՟ྠಡձʯʢ݄̍ճɿฏ೔໷ʣ w ࣍ճ͸೥݄೔ ਫ ʙ&BTU7FOUVSFT͞Μ ࿡ຊ໦

     DSBTIBDBEFNZ *5ܥಈը഑৴ ʹͯϏοτίΠϯͱ͔ษڧձͷΞʔΧΠϒ഑৴த
 IUUQTDSBTIBDBEFNZDPNNVOJUZDSZQUPDVSSFODZ :PV5VCFνϟϯωϧʢྠಡձʗษڧձʣIUUQTHPPHM"2&W+ ϩάϛʔ5FDI ษڧձॻ͖ى͜͠ IUUQTHPPHMK,"-3 ίϛϡχςΟ঺հ !3
  2. .BTUFSJOH#JUDPJOʹ͍ͭͯ "OESFBT."OUPOPQPVMPT ΞϯυϨΞεɾ.ɾΞϯτϊϓϩε ஶ IUUQTHJUIVCDPNCJUDPJOCPPLCJUDPJOCPPL OE&EJUJPO  0`3&*--:͔ΒϖʔύʔόοΫʗ,JOEMFͳͲͷిࢠॻ੶͕ग़൛͞Ε͍ͯΔ ೔ຊޠ༁͸TU&EJUJPOͷΈ ࠓҪਸ໵

    ോ֋३Ұ࿠ +POBUIBO6OEFSXPPE 5PNPBLJ4BUP "LJSB.JUBOJ /55ग़൛͔Βॻ੶ʗిࢠॻ੶͕ग़൛ ๜୊ʮϏοτίΠϯͱϒϩοΫνΣʔϯ҉߸௨՟Λࢧ͑Δٕज़ʯ w ඇٕज़ऀͳͲॳ৺ऀ޲͚ͷίϯαΠζ൛͋Γ !4
  3. 11FFSUP1FFSωοτϫʔΫઃܭ ϏοτίΠϯ͸Πϯλʔωοτ্ͷQFFSUPQFFS 11 ωοτϫʔΫͱͯ͠ߏ ங͞Ε͍ͯΔ ಛผͳϊʔυ͸ͳ͘ɺͦΕͧΕ͕ಉ౳ͷཱ৔ w தԝ؅ཧαʔό͕ͳ͍ #JUDPJOҎલɺ11͸ϑΝΠϧڞ༗Ͱൃల /BQTUFSɺ#JU5PSSFOU

    ೔ຊͳΒ8JO.9ɺ8JOOZ #JUDPJOωοτϫʔΫ͸#JUDPJO11ϓϩτίϧ͕ಈ࡞͍ͯ͠Δϊʔυશମ ϓϩτίϧͱ͸ωοτϫʔΫ্ͷݴޠɾϧʔϧ #JUDPJOϓϩτίϧ͸#JUDPJOωοτϫʔΫͷݴޠɾϧʔϧ !6
  4. 1ϊʔυλΠϓͱ໾ׂ ϏοτίΠϯ11ωοτϫʔΫ಺ͷ ϊʔυ͸ฏ౳͕ͩɺ͍͔ͭ͘ͷ໾ׂʹ ෼͔Ε͍ͯΔ ϊʔυͷதʹ͸ͭͷେ͖ͳػೳ܊ w 8BMMFU  ϊʔυΛ༻͍ͨࢿۚͷ؅ ཧɾૹۚ

    w #MPDLDIBJO  औҾཤྺͷ୆ா w .JOFS  ϚΠχϯάʢ59ঝೝʣ w /FUXPSL3PVUJOH  Πϯλʔωοτ্Ͱଞϊʔ υͱ௨৴ !7 # 'VMM#MPDLDIBJO / FUXPSL 3PVUJOH/PEF . JOFS 8 BMMFU
  5. 1ωοτϫʔΫΛͲͷΑ͏ʹൃݟ͢Δͷ͔ CJUDPJODMJHFUOFUXPSLJOGP 13050$0-@7&34*0/ QSPUPDPMWFSTJPO  w  ݱࡏNBJOFU UFTUOFUͱ΋ʹʣ O-PDBM4FSWJDFT

    MPDBMTFSWJDFT  w lE NBJOOFU UFTUOFUڞ௨ʣ O5JNF w ݱࡏ࣌ࠁ BEES:PV MPDBMBEESFTTFT  w BEESFTT QPSU TDPSF TVCWFS TVCWFSTJPO  w l4BUPTIJ #FTU)FJHIU w ʢݱࡏʣ !9
  6. 1#MPPN'JMUFSʢϒϧʔϜϑΟϧλʣ 417ϊʔυ͸ϒϩοΫͱ59ͷඥ෇͚͕Ͱ͖ͳ͍ ϒϧʔϜϑΟϧλ͸֬཰తͳ୳ࡧϑΟϧλͰɺཉ͍͠ύλʔϯΛਖ਼֬ʹಛ ఆ͠ͳͯ͘΋ύλʔϯΛهड़Ͱ͖Δํ๏ $IVSDI4U w 3$)Ͱ໊લ͕ऴΘΔ௨Γ w 63$)Ͱ໊લ͕ऴΘΔ௨Γ w

    )Ͱ໊લ͕ऴΘΔ௨Γ w ͜ͷΑ͏ͳ͜ͱΛ417ϊʔυ͕ߦ͏ͷ͕ϒϧʔϜϑΟϧλ ୳ࡧύλʔϯ 11,) 1BZUP1VCMJL,FZ)BTI ͷ4DSJQU 14) 1BZUP4DSJQU)BTI ͷ4DSJQU ଟ෼ؚΜͰ͍ΔPSઈରؚΜͰ͍ͳ͍ !17
  7. 1#MPPN'JMUFSʢϒϧʔϜϑΟϧλʣ CJUͷϑΟʔϧυͱ̏ͭͷϋογϡؔ਺Λ࣋ͬͨۃ୺ʹγϯϓϧʹͨ͠ϒ ϧʔϜϑΟϧλͷྫ !19      

                              ,  ,  ,  ͭͷϋογϡؔ਺ ϋογϡؔ਺ग़ྗ஋ ͔Β ۭͷϒϧʔϜϑΟϧλɺϏοτ഑ྻ
  8. 1#MPPN'JMUFSʢϒϧʔϜϑΟϧλʣ લʹࣔͨ͠୯७ͳϒϧʔϜϑΟϧλʹύλʔϯ"Λ༩͑ͨ৔߹ !20       

                             ,  ,  ,  ϋογϡؔ਺ ύλʔϯ " , "  , "  , " 
  9. 1#MPPN'JMUFSʢϒϧʔϜϑΟϧλʣ લʹࣔͨ͠୯७ͳϒϧʔϜϑΟϧλʹ൪໨ͷύλʔϯ#Λ༩͑ͨ৔߹ !21       

                             ,  ,  ,  ϋογϡؔ਺ ύλʔϯ # , #  , #  , # 
  10. 1#MPPN'JMUFSʢϒϧʔϜϑΟϧλʣ ϒϧʔϜϑΟϧλΛ࢖ͬͯύλʔϯ9͕ଘࡏ͢Δ͔νΣοΫɻͦͷ݁Ռ͸ʮ֬ ཰తʹϙδςΟϒʯɺͭ·ΓʮͨͿΜ͋Δʯɻ !23      

                              ,  ,  ,  ϋογϡؔ਺ ͜ͷύλʔϯΛؚΜͰ͍ΔͰ͠ΐ͏͔ʁ 9 , 9  , 9  , 9  ͨͿΜؚΜͰ͍Δ
  11. 1#MPPN'JMUFSʢϒϧʔϜϑΟϧλʣ ϒϧʔϜϑΟϧλΛ࢖ͬͯύλʔϯ:͕ଘࡏ͢Δ͔֬ೝɻͦͷ݁Ռ͸ʮ࣮֬ʹ ωΨςΟϒʯɺͭ·Γʮ࣮֬ʹͳ͍ʯɻ !24      

                              ,  ,  ,  ϋογϡؔ਺ ͜ͷύλʔϯΛؚΜͰ͍ΔͰ͠ΐ͏͔ʁ : , :  , :  , :  ઈରʹؚΜͰ͍ͳ͍ʂ
  12. 1Ξϥʔτϝοηʔδ #JUDPJOͷۓٸ์ૹγεςϜ *% w ΞϥʔτΛҰҙʹࢦఆ͢Δ*% &YQJSBUJPO w Ξϥʔτ͕ࣦޮ͢Δ·Ͱͷ࣌ؒ 3FMBZ6OUJM w

    Ξϥʔτ͕தܧ͞Εͳ͘ͳΔ·Ͱͷ࣌ؒ .JO7FS .BY7FS w Ξϥʔτ͕ద༻͞ΕΔ#JUDPJOϓϩτίϧόʔδϣϯͷൣғ TVC7FS w Ξϥʔτ͕ద༻͞ΕΔΫϥΠΞϯτόʔδϣϯ 1SJPSJUZ w Ξϥʔτͷ༏ઌϨϕϧɺݱࡏ࢖༻͞Ε͍ͯͳ͍ !27
  13. ଓ͖͸࣍ճҎ߱ʹ ࣍ճະఆ ʮϒϩοΫνΣʔϯʯʢ1%'શମͰ1ʙʣ ݟಀͨ͠ճ͸ΞʔΧΠϒͰνΣοΫ DSBTIBDBEFNZ *5ܥಈը഑৴ ʹͯϏοτίΠϯͱ͔ษڧձͷΞʔΧΠϒ ഑৴த
 IUUQTDSBTIBDBEFNZDPNNVOJUZDSZQUPDVSSFODZ :PV5VCFνϟϯωϧʢྠಡձʗษڧձʣIUUQTHPPHM"2&W+

    ࣍ষҎ߱ͷൃදऀืूதʂ ʮϒϩοΫνΣʔϯʯʢ1%'શମͰ1ʙʣ ʮϚΠχϯάͱίϯηϯαε ߹ҙܗ੒ ʯʢ1%'શମͰ1ʙʣ ʮ"MUDIBJOɺ௨՟ɺΞϓϦέʔγϣϯʯʢ1%'શମͰ1ʙʣ ʮ#JUDPJOͷ҆શੑʯʢ1%'શମͰ1ʙʣ !28