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Blockchain for Pythonistas

abenben
September 24, 2016

Blockchain for Pythonistas

abenben

September 24, 2016
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  1. 1.FINTECHʹ͍ͭͯ ςΫϊϩδʔΛܰࢹ͢Δطଘͷۜߦ΁޲͚ͨൃݴ ʮۜߦػೳ͸ඞཁෆՄܽͳ΋ͷ͕ͩɺۜߦ͸ͦ͏Ͱ͸ͳ͍ʯ ϚΠΫιϑτɹݩ$&0ɹϏϧɾήΠπ ʮ##7"͸কདྷతʹιϑτ΢ΣΞձࣾʹͳΔͩΖ͏ʯ ##7"ʢϏϧόΦɾϏεΧϠɾΞϧϔϯλϦΞۜߦʣɹձ௕ɹΤϚχϡΤϧɾΰϯβϨε ʮΘΕΘΕ͸ςΫϊϩδʔاۀͩʯ ΰʔϧυϚϯɾαοΫεɹձ௕݉$&0ɹϩΠυɾϒϥϯΫϑΝΠϯ ʮγϦίϯόϨʔ͕΍ͬͯ͘Δʯ ʮࢲͨͪ͸ੈք࠷େͷܾࡁγεςϜͰ͋Δ͕ɺকདྷάʔάϧ΍ϑΣΠεϒοΫ͋Δ͍͸ଞͷԿ

    ऀ͔ͱͷڝ߹ʹ͞Β͞ΕΔ͜ͱʹࣄʹͳΔͩΖ͏ʯ +1ϞϧΨϯɾνΣʔεɹ$&0ɹδΣʔϜζɾμΠϞϯ ʮࠓޙ೥ؒʹΘͨΓɺੈքதͷۜߦ͕ਓһͱࢧళΛ൒෼ʹॖখͤ͟ΔΛಘͳ͘ͳΔͩΖ͏ʯ ӳόʔΫϨΠζۜߦɹલ$&0ɹΞϯτχʔɾδΣϯΩϯε ۜߦʢͱͦ͜ʹؔ༩͢Δ4*اۀʣ͸ʮຽओԽ %FNPDSBUJ[F ʯ΁޲͚ͨސ٬ى఺Ͱͷ࠶ఆ͕ٛඞཁʹͳΔɻ ※ϒϩοΫνΣʔϯʹݶఆ͢ΔͱҰൠతʹ͸ύϒϦοΫܕͷϒϩοΫνΣʔϯΛࣔ͢
  2. 1.FINTECHʹ͍ͭͯ ʢࢀߟʣ'JO5FDIاۀʹΑΔઓུʢΞϯόϯυϧ΍Τϯϋϯεͷ࢓ֻ͚ํʣ اۀλΠϓ ઓུ ୅දతͳاۀ εʔ଒ܕ ۚ༥ػ͕ؔऔҾͷର৅ͱ͠ͳ͍ސ٬΁ͷαʔϏ εఏڙΛॏࢹ KickStarterɿΫϥ΢υϑΝϯσΟϯά LendingClubɿιʔγϟϧϨϯσΟϯά

    ήϦϥܕ ۚ༥ػؔͷඇޮ཰ੑʹ͚ͭࠐΈɺΑΓ༏Εͨα ʔϏεΛఏڙ Kantoxɿ๏ਓ޲͚֎՟औҾ TransferWiseɿP̎PૹۚαʔϏε αϜϥΠܕ ۚ༥ػؔͷސ٬ʹର͠ɺಉ଒ͷαʔϏεΛఏڙ ͠ɺ௚઀༥߹Λ࢓ֻ͚Δ Nutmegɿ౤ࢿ؅ཧձࣾ Welthfrontɿࢿ࢈ӡ༻ΞυόΠβϦ ೋॏεύΠܕ ۚ༥ػؔͷطଘΠϯϑϥΛ׆༻ PayPal ɿܾࡁʗૹۚ ApplePayɿϞόΠϧܾࡁɺσδλϧ΢ΥϨοτ MintɿΞάϦήʔγϣϯ Context RelevantɿϏοάσʔλղੳ Πϯϕʔμʔܕ ۚ༥ۀքͦͷ΋ͷΛมֵ͢ΔΑ͏ͳɹഁյతͳ ঎඼ɺαʔϏεΛఏڙ ChangeTipʢϏοτίΠϯʹΑΔগֹܾࡁʣ CoinbaseʢϏοτίΠϯऔҾॴʣ ग़యɿ೔ཱ੡࡞ॴ༷ͷࢿྉΑΓ
  3. 2.Ծ૝௨՟ʹ͍ͭͯ ࢝·Γ͸ʮதຊஐ࢙ʢͳ͔΋ͱ͞ͱ͠ʣʯͷ࿦จ͔Β 2008೥10݄31೔
 ɹ࿦จ౤ߘ 2009೥1݄
 ɹྲྀ௨͕։࢝ 2010೥5݄22೔
 ɹॳΊͯͷऔҾ
 ɹʢϐβ̎ຕʣ ݪจ

    ೔ຊޠ༁ https://coincheck.com/blog/292 https://bitcoin.org/bitcoin.pdf தຊஐ࢙͸ಗ໊ͷਓ෺ʢ͓ͦΒ͘೔ຊਓͰ͸ͳ͍ʣͳͷʹɺ2016೥ͷϊʔϕϧܦࡁֶ৆ʹਪ঑͞Εͨ http://www.huffingtonpost.com/bhagwan-chowdry/i-shall-happily-accept-th_b_8462028.html
  4. 2.Ծ૝௨՟ʹ͍ͭͯ ϏοτίΠϯ https://www.youtube.com/watch?v=Gc2en3nHxA4 ·ͣ͸ͪ͜ΒͷಈըͰʢ˞ࣈນ෇͖ɺ೔ຊޠʣ Ͳ͏ͯ͠ϏοτίΠϯ͸஫໨͞Ε͍ͯΔͷ͔ʁ ▸ ར༻͢Δཱ৔Ͱͷ஫໨ ʢதԝͷ؅ཧίετ͕ͳ͍ͷͰɺʣΤϯυϢʔβͷૹۚख਺ྉ͕֨ஈʹ͍҆ʢʹख਺ྉ͕͍҆ʣ ͢΂ͯͷऔҾ͕ΦʔϓϯͰ͋Δʢʹಁ໌ੑ͕ߴ͍ʣ ஌Βͳ͍ؒʹऔҾͷ಺༰Λॻ͖׵͑Εͳ͍ʢʹվ͟Μ͕ࠔ೉ʣ

    ▸ ӡ༻ͷࢹ఺Ͱͷ஫໨ ӡ༻։͔࢝ΒҰ౓΋վ᜵͞Ε͍ͯͳ͍ʢʹվ͟Μ͕ࠔ೉ʣ ӡ༻։͔࢝ΒγεςϜ͕μ΢ϯͨ͜͠ͱ͕ͳ͍
 ʢʹθϩɾμ΢ϯγεςϜʣ தԝूݖʹΑΔ؅ཧ͕ෆཁʢʹߏங͕҆Ձɺӡ༻ɾอकͷίετ͕͍҆ʣ CJUDPJOͷϑΟδΧϧίΠϯ ˞Ξφϩάͷਓʹσδλϧͷ
 ɹ਌ۙײΛ༩͑ΔͨΊʹߟ͑ΒΕͨ΋ͷ
  5. 2.Ծ૝௨՟ʹ͍ͭͯ ϏοτίΠϯͷεςʔΫϗϧμʔʢར֐ؔ܎ऀʣ ▸ ϢʔβʔɿϏοτίΠϯΛར༻ͯ͠औҾʢങ෺ɺ౤ػɺૹۚ౳ʣ͍ͨ͠ਓ ▸ ϚΠφʔɿϏοτίΠϯͷ୆ாΛ֬ೝͯ͠ใुΛಘ͍ͨਓ ▸ ؅ཧऀɿʢͳ͠ʣ ▸ Ϗδωεܥ

    ▸ औҾॴʢ&YDIBOHFʣɺ"5.ɿ՟ฎͱԾ૝௨՟Λަ׵͢ΔϏδωε ▸ ΢ΥϨοτɿ͓ࡒ෍ɻԾ૝௨՟ͷ؅ཧΞϓϦΛఏڙ͢ΔϏδωε ▸ ϚΠχϯάɿϚΠχϯάͷҰ෦Λఏڙ͢ΔϏδωε ▸ ܾࡁɿԾ૝௨՟ͷܾࡁΛ୅ߦ͢ΔϏδωε ▸ ૹۚɿԾ૝௨՟ͷૹۚΛ୅ߦɺ؅ཧ͢ΔϏδωε ▸ ͦͷଞɿχϡʔεϝσΟΞɺΞυόΠβʔɺڭҭͳͲ ▸ ͦͷଞ ▸ ϏοτίΠϯϓϥοτϗʔϜͷվળʢϏοτίΠϯίϛϡχςΟɺओʹίΞσϕϩούʔʣ
  6. 2.Ծ૝௨՟ʹ͍ͭͯ ʢࢀߟʣϏοτίΠϯͷΫϥΠΞϯτʢγεςϜʣ छྨ ϒϩοΫͷอଘ ಛ௃ ୅දతͳ΋ͷ σεΫτοϓܕ ׬શܕ ϒϩοΫνΣʔϯͷશͯͷσʔλΛμ΢ϯϩʔυ͢Δɻ Bitcoin

    CoreʢBitcoin-Qt, bitcoindʣ SPVܕ SPVʢSimplified Payment Verificationʣ ֤ϒϩοΫνΣʔϯͷϔομʔ͔͠μ΢ϯϩʔυ͠ͳ͍ɻ bitcoin wallet αʔόʔΫϥΠΞϯτܕ αʔόʔଆͱͷ௨৴͚ͩͰ੍ޚ͢Δʢൿີ伴͸ΫϥΠΞϯτ Ͱ͍࣋ͬͯΔʣ Electrum ϞόΠϧܕ ଏʹ͍͏΢ΥϨοτ breadwallet ΦϯϥΠϯܕ Web΢ΥϨοτʢൿີ伴͸αʔόʔ͕༬͔͍ͬͯΔʣ Blockchain.info ΦϑϥΠϯܕ ϏοτίΠϯͷωοτϫʔΫ͔Β੾Γ཭͞Ε͍ͯΔͨΊ҆શ ϖʔύʔ΢ΥϨοτ TrezarʢτϨβʔʣ
  7. 2.Ծ૝௨՟ʹ͍ͭͯ ϏοτίΠϯΛߏ੒͢Δٕज़ʹ͍ͭͯ ϏοτίΠϯ͸طଘٕज़ͷ૊Έ߹ΘͤʹΑͬͯߏ੒͞Ε͍ͯΔ ▸ ిࢠॺ໊Λ࢖ͬͯϏοτίΠϯΛૹΔ ϋογϡؔ਺ ެ։ݤ҉߸ ిࢠॺ໊ ɹˠɹ಺༰ͷূ໌ʹΑͬͯɺͳΓ͢·͠΍վ͟ΜΛ๷ࢭ ▸

    औҾΛͦΕͧΕͷ11ωοτϫʔΫ্ͷϒϩοΫνΣʔϯʹه࿥ͯ͠ҡ࣋͢Δ 11ωοτϫʔΫ ɹˠɹೋॏࢧ෷͍ɺॻ͖׵͑Λ๷ࢭ ▸ ϒϩοΫνΣʔϯͷվ͟ΜΛ๷͙ͨΊʹϓϧʔϑΦϒϫʔΫʹΑΔܭࢉΛߦΘͤΔ ϓϧʔϓɾΦϒɾϫʔΫʢ1P8ɺ1SPPGPG8PSLʣ ɹˠɹ1P8ʹΑΔϚΠχϯάʢ˞ޙड़ʣͱ͍͏ϝϯςφϯε࡞ۀʹΑͬͯɺσʔλͷվ͟Μ΍ෆਖ਼Λ๷ࢭ
  8. 2.Ծ૝௨՟ʹ͍ͭͯ ϏοτίΠϯͷߏ੒ٕज़ʢ11ωοτϫʔΫʣ ωοτϫʔΫܦ࿏ͷ4JOHMF 1PJOU PG'BJMVSF ୯Ұো֐఺ ΋ղফ ଟ਺ͷίϯϐϡʔλʔϊʔυͰ෼ࢄ͠ ͯσʔλΛ؅ཧ Ұ෦ͷίϯϐϡʔλʔϊʔυ͕ফ໓

    ͯ͠΋σʔλ͕ҡ࣋ ಛఆͷେن໛ͳίϯϐϡʔλʔ͕ෆ ཁʢओʹۚ༥ػؔͳͲʹ͸༗ޮͰɺ ίετͷ࡟ݮʹܨ͕ΔʣͱͳΔ ܦࡁ࢈ۀলʮϒϩοΫνΣʔϯٕज़Λར༻ͨ͠αʔϏεʹؔ͢Δࠃ಺֎ಈ޲ௐࠪʯ http://www.meti.go.jp/press/2016/04/20160428003/20160428003-1.pdf
  9. 2.Ծ૝௨՟ʹ͍ͭͯ ϚΠχϯάͱ͍͏ݴ༿͸ൺᄻ ϏοτίΠϯΛϝϯςφϯε͢ΔҰ࿈ͷ࡞ۀΛϚΠχ ϯάͱݺͿ ͜ͷϝϯςφϯεΛߦ͏࡞ۀऀΛϚΠφʔͱݺͿ ૹۚऔҾʹෆਖ਼͕ແ͍͔ΛνΣοΫɾ؂ࢹ͠ɺෆਖ਼ͳ ΋ͷΛམͱ͠ɺ༗ޮͳऔҾ͚ͩΛঝೝ͠ɺͦΕΛ·ͱ Ίͯ୆ாʹॻ͖ࠐΉʢʹϓϧʔϑΦϒϫʔΫͷ࣮ࢪʣ Ұ൪࠷ॳʹϝϯςφϯε͕Ͱ͖ͨΒใु͕΋Β͑Δ ใु͸̎छྨ͋Γɺ৽ͨʹൃߦ͞ΕͨϏοτίΠϯͱɺ

    ϒϩοΫ಺ͷऔҾ಺ʹ͋Δૹ৴ख਺ྉΛड͚ͱΕΔ ෼ຖʹܧଓతʹߦΘΔʢΑ͏ʹௐ੔͞Ε͍ͯΔʣ ▸ ϚΠχϯάػث͸ҎԼͷΑ͏ʹਐԽͨ͠ $16 (16 Ϛϧν(16 '1(" "4*$ ʢ˞ʣΫϥ΢υϚΠχϯά ʢ˞ʣϓʔϧ࠾۷γεςϜ
 ɹɹɹɹɹˠɹෳ਺ਓͰ࡞ۀΛ෼ࢄ͢Δ ASIC Bitcoin Miner ϚΠφʔ͸ϘϥϯςΟΞͰ͸ͳ͘ܦࡁతͳ໨తͰϚΠχϯάΛߦ͍ͬͯΔ ϏοτίΠϯͷߏ੒ٕज़ʢίϯηϯαεɾΞϧΰϦζϜʣ ϚΠχϯά
  10. 2.Ծ૝௨՟ʹ͍ͭͯ 1SPPGPG4UBLF 1P4 ▸ ֻ͚ۚূ໌ ࢧ഑ΛѲ͍ͬͯΔʮྔʯͷׂ߹ʹԠ͡ ͯϚΠχϯά͕੒ޭ͢Δͱ͍͏ߟ͑ํ &UIFSFVNɺ#JUTIBSFT 1SPPGPG#VSO 1P#

    ▸ মࣦূ໌ ଞͷ௨՟ͷൃߦݖΛಘΔͨΊʹɺྫ͑͹Ϗο τίΠϯͷʮྔʯΛॲ෼͢Δͱ͍͏ߟ͑ํ ॻ੶ɿະདྷΛม͑Δ௨՟ ϏοτίΠϯվֵ࿦ 1#'54JFWF ▸ 1#'5ʢ1SBDUJDBM#Z[BOUJOF'BVMU 5PMFSBODFʣ ʮϏβϯνϯো֐ʯΛղܾ͢ΔͨΊͷ ΞϧΰϦζϜ 3JQQMFɺ4UFMMBSɺ)ZQFS-FEHFS ʢࢀߟʣ1SPPGPG8PSL 1P8 Ҏ֎ͷ߹ҙΞϧΰϦζϜ 1SPPGPG*NQPSUBODF 1P* ▸ ॏཁੑʹΑΔূ໌ ωοτϫʔΫʹରͯ͠ΑΓେ͖ͳʮॏཁ౓ʯ ʢऔҾྔ͕ଟ͍ͳͲͷෳࡶͳܭࢉʣΛ࣋ͭ Ϣʔβʔ͕ϒϩοΫΛੜ੒͠ɺใुಘΔͱ ͍͏ߟ͑ํ /&.
  11. 2.Ծ૝௨՟ʹ͍ͭͯ ʢࢀߟʣ՝୊Λվળ͢ΔϏοτίΠϯͷίΞσϕϩούʔ #*1ɿϏοτίΠϯվળఏҊ
 ˞ҎԼ͸஫໨͢΂͖#*1 ▸ #*1ʢ֊૚ܕܾఆੑ΢ΥϨοτʣ #*1ʢܾఆੑݤΛੜ੒͢ΔχʔϞ χοΫίʔυʣ ▸ #*1ʢεςϧεΞυϨεʣ

    ▸ #*1ʢϖΠϝϯτϓϩτίϧʣ #JUDPJO։ൃऀͷίϛϡχςΟ ɾϘϥϯςΟΞͳͷͰ
 ɹٛ຿΍੹೚·Ͱ͸ෛͬͯͳ͍ ɾϦόλϦΞϯʢ׬શࣗ༝ओٛʣ͕
 ɹଟ͍ʁ͜ͱ΋ෆ҆ࢹ͞Ε͍ͯΔʁʁ ɾ༗ࣝऀ͕ଟ਺ॴଐ͢Δ
 ɹ#MPDLTUSFBN͔Β΋Ұൠࢀը ॻ੶ɿϒϩοΫνΣʔϯͷিܸʢ೔ܦBPʣ ग़యɿhttps://www.w3.org/2016/04/blockchain-workshop/ 8FCٕज़ͷඪ४ԽஂମͰ͋Δ8$#MPDLDIBJOTBOEUIF8FC8PSLTIPQʢ೥݄೔ ೔ʣ͕
 ΞϝϦΧϘετϯ .*5 Ͱ։࠵͞Εͯඪ४Խ΁޲͚ͨಈ͖΋ঃʑʹਐΜͰ͍Δ
  12. 2.Ծ૝௨՟ʹ͍ͭͯ ʢࢀߟʣใुΛड͚ΔϚΠφʔͷϞνϕʔγϣϯʢ൒ݮظʣ ▸ ϏοτίΠϯͷ࠾۷ྔ͸࠷ॳ͔Βܾ·͍ͬͯΔ ▸ ൃߦ্ݶ͸ ສ#5$ ▸ ௨՟Ձ஋ΛҰఆʹอͭͨΊʹϚΠφʔͷใुʢ࠾۷ྔʣ͸̐೥ຖʹ൒ݮ͍ͤͯ͞Δ ▸

    ̍ճ໨ͷ൒ݮظɿ೥݄೔ʢใु#5$ˠ#5$ʣ ▸ ̎ճ໨ͷ൒ݮظɿ೥݄೔ʢใु#5$ˠ#5$ʣ ▸ ̏̎ճ໨ͷ൒ݮظ·ͰͲΜͲΜใु͸ݮΔʢ೥Ҏ্ઌʣ ▸ ̏̏ճ໨͔Β͸ใु͸θϩ ˞ใुʹ͸ϏοτίΠϯͷ࠾۷ྔ͚ͩͰ͸ͳ͘ɺϒϩοΫ಺ʹ͋ΔऔҾͷख਺ྉ΋͋Δɻ
 ɹকདྷతʹ͸࠾۷ྔΑΓ΋͜ͷख਺ྉΛେྔʹड͚ͱΔ͜ͱͰϞνϕʔγϣϯ͕ҡ࣋͞ΕΔʁ
  13. 2.Ծ૝௨՟ʹ͍ͭͯ ϏοτίΠϯ͕Ϗδωε༩͑ΔΠϯύΫτ ▸ ࠃࡍؒૹۚ ▸ ฼ࠃ΁ͷ࢓ૹΓɺ๵қΤεΫϩʔɺ48*'5ʢࠃࡍۜߦؒ௨৴ڠձʣͷதൈ͖
 ɹ˞௿ίετ ▸ ΞϯόϯΫτ ▸

    ۜߦޱ࠲Λ࣋ͨͳ͍ਓʹΑΔՁ஋ͷஷଂ΍Ҡస
 ɹ˞࣮֬ʹอଘɺࠃՈͷ՟ฎͷෆ҆ఆʹґଘͤͣʹ ▸ د෇ ▸ ඃࡂऀ΁ͷد෇
 ɹ˞࣮֬ʹ૬खʹد෇ɺதൈ͖ʹΑΔίετ࡟ݮ ▸ ϚΠΫϩϖΠϝϯτ ▸ খޱɾ௒খޱܾࡁʢॻ੶ͷϖʔδ୯ҐɺԻָ̍ۂ͚ͩͳͲʣ
 ɹ˞௿ίετɺϦΞϧλΠϜʹɹˠɹ৽͍͠αʔϏε͕ժੜ͑ͦ͏ ॻ੶ɿϒϩοΫνΣʔϯͷিܸʢ೔ܦBPʣ
  14. 2.Ծ૝௨՟ʹ͍ͭͯ ʢࢀߟʣΧϥʔυίΠϯʢ$PMPSFE$PJOTʣ ϏοτίΠϯͷ֦ு ϏοτίΠϯϒϩοΫνΣʔϯ্ʹ͋Δઐ༻ͷεΫϦϓτʹΑͬ ༷ͯʑͳॲཧΛ࣮ݱͤ͞Δ ▸ ϏοτίΠϯͷࢿ࢈৘ใ ిࢠԽ͞Εͨ࠴ݖɺσδλϧίϯς ϯπɺిࢠԽ͞Ε࣮ͨ෺ࢿ࢈ͷݖར৘ใͳͲ ʹผͷʮ৭ʯ

    Λ෇͚Δ͜ͱͰɺϏοτίΠϯ্Ͱͦͷࢿ࢈Λసʑྲྀ௨ͤ͞ Δ ▸ גࣜ΍ূ݊ͱ͍ͬͨ௨՟Ҏ֎ͷࢿ࢈ΛऔҾ͢Δ͜ͱΛ໨ࢦ͍ͯ͠ Δ ˞ΧϥʔυίΠϯҎ֎ʹ΋υϝΠϯͷऔҾΛର৅ͱͨ͠/BNF$PJO ΍ɺσΟεΫ༰ྔΛചങ͢Δ4UPSKʢετϨʔδʣͳͲ΋͋Δɻ http://coloredcoins.org ग़యɿhttps://www.youtube.com/watch?v=fmFjmvwPGKU
  15. 3.ϒϩοΫνΣʔϯʹ͍ͭͯ վΊͯϒϩοΫνΣʔϯͱ͸ ▸ औҾ͢ΔωοτϫʔΫ্ʹอଘɾެ։͞Ε͍ͯΔ୆ாʢશऔҾཤྺσʔλ ͷ͜ͱ ▸ Ұఆ࣌ؒͷऔҾͷ·ͱ·ΓΛϒϩοΫͱΑͿ ▸ ෼ࢄͨ͠ଟ਺ͷϊʔυʹಉҰͷه࿥Λಉظͤ͞Δ࢓૊Έ͕͋Δ ▸

    طଘͷه࿥ʢϒϩοΫʣʹ৽͍͠ه࿥Λ௥Ճ͢ΔࡍʹɺνΣʔϯঢ়ʹ࣍ʑͱ௥Ճ ͍ͯ͘͜͠ͱ͔ΒɺzϒϩοΫνΣʔϯzͱݺ͹ΕΔ ɹɹɿ ɹɹɿ ▸ ϊʔυؒͷه࿥ʹࠩҟ͕ੜͨ͡৔߹ʹ͸ɺҰఆͷϧʔϧʹجͮ͘ଟ਺ܾ౳ʹΑͬͯਖ਼౷ͳه࿥Λ ܾఆ͢Δ͜ͱʹΑΓɺه࿥ͷಉظΛ֬อ͍ͯ͘͠࢓૊Έʹͳ͍ͬͯΔ
  16. 3.ϒϩοΫνΣʔϯʹ͍ͭͯ ੈքͷओཁϓϩδΣΫτ 3$POTPSUJVN )ZQFSMFEHFS1SPKFDU #JUDPJO$PSF &UIFSFVN'PVOEBUJPO ύʔϛϯγϣϯυܕϒϩοΫνΣʔϯ ύϒϦοΫܕϒϩοΫνΣʔϯ ۚ༥ܥاۀ ITاۀ

    $PSEB 'BCSJD +VOP 4XBUPPUI-BLF #JUDPJO &UIFSFVN &SJT )ZESB$IBJO ※Linux Foundation಺ ੈքओཁۜߦʢߦҎ্ʣ ถ3$&7 ถ+1ϞϧΨϯ ถ%") ถ*#. ถΠϯςϧ Ճ#MPDLTUSFBN ถϚΠΫϩιϑτ ʢࠃ಺ʣ NJKJO PSC υΠπূ݊औҾॴ ถ$.&ʢূ݊औҾॴʣ ถ%5$$ʢਗ਼ࢉػؔʣ ถΞΫηϯνϡΞ ෋࢜௨ ೔ཱ੡࡞ॴ .6'( .*;*)0 τϤλϑΝΠφϯε ։ൃ ։ൃ ։ൃ ೿ੜ ར༻ Open Assets ProtocolͳͲͷࢿ࢈ӡ༻ϓϩτίϧ Ϋϥ΢υ։ൃ؀ڥΛఏڙ ओཁ։ൃऀ͕ࡏ੶ ҰൠձһͰࢀը ॻ੶ɿFinTechֵ໋ʢ೔ܦBPʣ ։ൃ ʢͦͷଞʣถ/"4%"2ɹˠɹ-JOR 48*'5 ,FZDIBJO
  17. 3.ϒϩοΫνΣʔϯʹ͍ͭͯ ϒϩοΫνΣʔϯͷ෼ྨ ▸ ެ։ൣғͷ෼ྨ ύϒϦοΫʢ1VCMJDʣ ෆಛఆଟ਺͕ࣗ༝ʹࢀՃɾ཭୤Մೳ ίϯιʔγΞϜʢ$POTPSUJVNʣ ಛఆͷ૊৫ɾάϧʔϓ͕ࢀՃ ϓϥΠϕʔτʢ1SJWBUFʣ ୯Ұͷ૊৫ɾάϧʔϓͷΈ͕ࢀՃ

    ▸ ৴༻ʢτϥετʣͷ෼ྨ τϥετϨεʢ5SVTUMFTTʣ ࢀՃऀؒͷ৴པΛཁ͠ͳ͍ τϥεςουʢ5SVTUFEʣ ࢀՃऀؒͷ৴པʹجͮ͘ ▸ ݖݶ؅ཧʢύʔϛογϣϯʣͷ෼ྨ ύʔϛογϣϯϨεʢ1FSNJTTJPOMFTTʣ ݖݶ੍ޚͳ͠ ύʔϛογϣφϒϧʢ1FSNJTTJPOBCMFʣ ݖݶ੍ޚͰ͖Δ ύʔϛογϣϯυʢ1FSNJTTJPOFEʣ ݖݶ੍ޚ͕ඞཁ ॻ੶ɿϒϩοΫνΣʔϯͷিܸʢ೔ܦBPʣ ৴༻ͷ෼ྨ ݖݶ؅ཧͷ෼ྨ ެ։ൣғͷ෼ྨ ύϒϦοΫܕ ϓϥΠϕʔτܕ ύϒϦοΫ ίϯιʔγΞϜ ϓϥΠϕʔτ τϥετϨε ύʔϛογϣϯϨε ϏοτίΠϯ × × ύʔϛογϣφϒϧ ˚ ˚ ύʔϛϯγϣϯυ ˚ ˚ τϥεςου ύʔϛογϣϯϨε × × ύʔϛογϣφϒϧ ύʔϛϯγϣϯυ
  18. 3.ϒϩοΫνΣʔϯʹ͍ͭͯ ϒϩοΫνΣʔϯʙ ▸ ϒϩοΫνΣʔϯʹ௨՟ ϒϩοΫνΣʔϯΛ௨՟΁ద༻
 Ϛωʔͷ%FDFOUSBMJ[BUJPO
 ɹʢඇதԝूݖʹதԝۜߦ͕ଘࡏ͠ͳ͍ʣ ▸ ϒϩοΫνΣʔϯʹܖ໿ ϒϩοΫνΣʔϯΛ௨՟Ҏ֎ͷۚ༥෼໺΁ద༻


    גࣜɾϩʔϯɾΫϥ΢υϑΝϯσΟϯάɾσϦόςΟϒͳͲ
 Ϛʔέοτͷ%FDFOUSBMJ[BUJPO  εϚʔτίϯτϥΫτʢݡ͍ܖ໿ɺܖ໿ͷࣗಈԽʣ  εϚʔτϓϩύςΟʢॴ༗ݖͷࣗಈԽʣ  %BQQTʢ%FDFOUSBMJ[FE"QQMJDBUJPOT
 ɹɹɹɹɹɹඇதԝूݖɾ෼ࢄܕͷΞϓϦέʔγϣϯʣ  %"$ʢ%FDFOUSBMJ[FE"VUPOPNPVT$PSQPSBUJPO
 ɹɹɹɹɹɹ෼ࢄܕࣗಈԽاۀʣ  %"0ʢ%FDFOUSBMJ[FE"VUPOPNPVT0SHBOJ[BUJPO
 ɹɹɹɹɹɹ෼ࢄܕࣗಈԽ૊৫ʣ ▸ ϒϩοΫνΣʔϯ ϒϩοΫνΣʔϯΛۚ༥Ҏ֎ͷ෼໺΁ద༻
 Ψόϝϯτɺ݈߁ɺՊֶɺจԽͳͲ   1VCMJD3FDPSETʢ౔஍ొهɺࣄۀ໔ڐɺ݁ࠗূ໌ʣ   *EFOUJpDBUJPOʢࣗಈं໔ڐɺ*%Χʔυɺύεϙʔτʣ   1SJWBUF3FDPSETʢҨݴɺॺ໊ʣ   "UUFTUBUJPOʢอݥূ໌ɺॴ༗ূ໌ɺެূॻྨʣ   1IZTJDBM"TTFU,FZTʢՈ΍ϗςϧͷΧΪɺϨϯλΧʔͷΧΪʣ   *OUBOHJCMF"TTFUTʢಛڐɺొ࿥঎ඪɺஶ࡞ݖʣ
  19. 3.ϒϩοΫνΣʔϯʹ͍ͭͯ ʢࢀߟʣ&UIFSFVNʢΠʔαϦΞϜʣ ▸ ύϒϦοΫϒϩοΫνΣʔϯ ▸ νϡʔϦϯά׬શͳϓϩάϥϛϯάݴޠΛ࢖ͬͯɺ ༷ʑͳ෼ࢄΞϓϦέʔγϣϯʢ%BQQTʣΛߏஙՄ ೳʹ͢ΔεϚʔτίϯτϥΫτʢ˞ޙड़ʣϓϥοτ ϑΥʔϜ ▸

    ϚΠΫϩιϑτ͕#BB4Λఏڙ
 ίϯτϥΫτΛॻ͘ݴޠͷҰͭͰ͋Δ4PMJEJUZ͸ 7JTVBM4UVEJP؀ڥʹ౷߹ ▸ 1ZUIPOϥΠΫͳίϯτϥΫτݴޠͱͯ͠4FSQFOU͕ ͋Δ https://www.ethereum.org ˞νϡʔϦϯά׬શɿݱࡏͷίϯϐϡʔλ͕Ͱ͖Δ͜ͱͰ͋Ε͹ಉ͘͡ಉ༷ ʹͳΜͰ͋Ε࣮ߦͰ͖ΔΑ͏ͳ൚༻ੑͷ͋ΔॲཧγεςϜʢ$ݴޠ౳ʣ
  20. 3.ϒϩοΫνΣʔϯʹ͍ͭͯ ʢࢀߟʣ)ZQFS-FEHFS1SPKFDU ▸ -JOVY'PVOEBUJPOʹΑΔϒϩοΫνΣʔϯٕज़ʹؔ͢ Δڞಉ։ൃϓϩδΣΫτ ▸ ঎औҾΛࢧ͑Δݎ࿚ͳۀք޲͚ΞϓϦέʔγϣϯ΍ϓϥο τϑΥʔϜɺϋʔυ΢ΤΞγεςϜͷߏஙΛ໨ࢦ͢ ▸ ෼ࢄܕ୆ாʢ෼ࢄϨδϟʔɿ%JTUSJCVUFE-FEHFSʣϑ

    ϨʔϜϫʔΫΛΦʔϓϯιʔεͰ։ൃ ▸ ถ*#.΍ถΠϯςϧɺถϰΠΤϜ΢ΣΞɺΞΫηϯνϡ ΞɺγείɾγεςϜζɺ+1ϞϧΨϯɺϩϯυϯূ݊ औҾॴάϧʔϓɺ3ͷଞɺ೔ຊاۀͰ͸෋࢜௨΍ .6'(ͳͲɺओʹ೔ถԤͷ*5΍ۚ༥ʹؔ͢Δ߹ܭࣾ ͕ૣظ͔Βؔ༩ ग़యɿHyperledger Fabric V1
 https://vimeo.com/183048793 'BCMJDͷίϯτϥΫτ͸(PݴޠͰ࡞੒͢Δ
  21. 3.ϒϩοΫνΣʔϯʹ͍ͭͯ ʢࢀߟʣ3$&7 Tim Swanson ▸ ถࠃϑΟϯςοΫاۀ3$&7͕ࣾओಋ͢ ΔίϯιʔγΞϜͰɺݱࡏੈք֤ࠃͷ ߦҎ্ͷۚ༥ػ͕ؔࢀՃ͍ͯ͠·͢ ʢ೥݄຤ݱࡏʣ ▸

    ࠃ಺Ͱ͸.6'(͕Ұ൪࠷ॳʹࢀՃ ▸ ͜ͷίϯιʔγΞϜ͸ɺϒϩοΫνΣʔϯ ٕज़Λ׆༻͠ɺۚ༥ࢢ৔ͷޮ཰ԽʹऔΓ૊ Ήੈք࠷େڃͷϫʔΩϯάάϧʔϓͰ͢ɻ ▸ ϒϩοΫνΣʔϯ։ൃ༻ͷιϑτ΢ΣΞ ʮ$PSEBʯΛ։ൃ ˞$PSEB͸044Ͱ͸ͳ͍ɻඇެ։
  22. 4.ࠃ಺֎Ͱͷಈ޲ ւ֎ͷಈ޲ ▸ ถࠃɿϕϯνϟʔ΁ͷ୹ظΤάδοτʹݻࣥͤͣɺۚ༥ۀքͷมֵ͢Δ·Ͱ௕ظͰࢧԉ͢Δ ౤ࢿ͕ଟ਺ೖͬͯΔঢ়گʢ੒ख़܏޲ʁʣ˞ݸਓݟղ ▸ γϯΨϙʔϧɿ'JO5FDIαʔϏεͷൃలʹ޲͚ͨ࿮૊Έ 3FHVMBUPSZ4BOECPY Λ༻ҙ͠ɺ ଞࠃ͕ͲΜͲΜࢀೖͯ͠1P$ʢ1SPPGPG$PODFQUʣ͕ߦΘΕ͍ͯΔ

    ▸ ΤετχΞɿ੓෎͕ిࢠΧʔυΛൃߦʢೲ੫ɺબڍɺࣄۀઃཱɺۜߦखଓ͖ͳͲ͕શͯ਱ ߦʣ ▸ ೆΞϑϦΧɺέχΞɿ.1FTB Ծ૝௨՟Ͱ͸ͳ͍͕ ͷྲྀߦɺ#JUQFTB ▸ தࠃɿதԝۜߦ͕ຊؾʹͳ͖ͬͯͨ ग़యɿhttp://gaiax-socialmedialab.jp/post-28328/ .1FTB
  23. 4.ࠃ಺֎Ͱͷಈ޲ ࠃ಺ͷಈ޲ ͞·͟·ͳۜߦɺاۀ͕1P$ʢ1SPPGPG$PODFQUɿ֓೦࣮ূʣͳͲΛߦ͍ͬͯΔ ▸ தԝۜߦʢ೔ۜʣ ▸ +19ʢ೔ຊূ݊औҾॴʣ ▸ ۚ༥ػؔʢओʹϝΨόϯΫʣ ▸

    .6'(ɺ.*;6)0ɺࡾҪॅ༑ɺ;͓͔͘'(ʢࢁ࡚ઌੜʣɺͳͲ ▸ 'JO5FDIاۀ ▸ #JU'MZFSɺ#JU#BOLɺςοΫϏϡʔϩɺ0SCɺΧϨϯγʔϙʔτɺ
 ίϯηϯαεϕΠζɺ,FZDIBJOʢ˞ޙड़ʣɺͳͲ ▸ େख4*ϕϯμʔ ▸ /3*ɺ෋࢜௨૯ݚɺ44*%ɺ/55σʔλɺ೔ཱ੡࡞ॴɺͳͲ ▸ *5اۀ ▸ ιϑτόϯΫɺΨΠΞοΫεɺ(.0ɺͳͲ
  24. 4.ࠃ಺֎Ͱͷಈ޲ ϒϩοΫνΣʔϯϋϒ https://www.blockchainhub.co.jp #$$$ʢϒϩοΫνΣʔϯਪਐڠձʣ +#"ʢ೔ຊϒϩοΫνΣʔϯڠձʣ http://jba-web.jp http://bccc.global/ja/ ʢࢀߟʣࠃ಺ͰීٴΛଅਐ͢Δاۀ΍ஂମʢൈਮʣ https:// www.facebook.com/

    groups/ 592411710814685 Ծ૝௨՟ษڧձ ϒϩοΫνΣʔϯݚڀॴ https:// www.facebook.com/ groups/bitcoinlab 4NBSU$POUSBDU+BQBO
 .FFUVQ http:// www.meetup.com/ ja-JP/Smart- Contract/ Ұൠࣾஂ๏ਓ೔ຊσδλ ϧϚωʔڠձ http:// www.digitalmoney. or.jp
  25. 6.ϒϩοΫνΣʔϯͷՄೳੑʹ͍ͭͯ %"0%"$ ▸ %"0͸ʮ෼ࢄཱࣗܕ૊৫ʢ%JTUSJCVUFE%FDFOUSBMJ[FE"VUPOPNPVT0SHBOJ[BUJPOʣʯ ▸ %"$͸ʮ෼ࢄཱࣗܕاۀʢ%JTUSJCVUFE%FDFOUSBMJ[FE"VUPOPNPVT$PNQBOZʣʯ ▸ اۀͷܦӦΛɺϒϩοΫνΣʔϯΛ༻͍ͯࣗಈԽ͢Δߏ૝ ▸ ਓΛҰ੾հࡏͤͣʹࣗಈతʹϏδωεΛճͨ͢Ίͷ࢓૊Έ

    ▸ ΢Σϒ্ͷγϣοϓ͕ɺ͢΂ͯϒϩοΫνΣʔϯ্ͷεϚʔτίϯτϥΫτʹΑͬͯӡ ༻͞ΕΔࣗಈӡసاۀ͕࣮ݱ͢ΔͩΖ͏ͱ͍͏༧ଌ΋͋Δ ▸ ϒϩοΫνΣʔϯͷԠ༻ʹΑΓɺ೑ମ࿑ಇ͔Βਓؒͷҙܾࣝఆʹ͔͔ΘΔ෦෼·Ͱࣗಈ Խ͢Δੈք͕ɺ͜ͷઌͷະདྷʹ๚ΕΔͷͰ͸ʁͱ΋ݴΘΕ͍ͯΔ ▸ ͞Βʹʢ"*ͷਐԽͰʣҙࢥܾఆ·Ͱ͕ػցʹΑͬͯվળ͞Εɺͦͷه࿥ΛϒϩοΫνΣʔ ϯͰӬଓతʹه࿥ͯ͠ূ໌͞ΕΔੈք·Ͱ͕࣮ݱ͞ΕΔ͜ͱͰɺਓʑͷੜ͖ํɺಇ͖ ํɺاۀͷମܥ·Ͱ͕࠶ఆٛ͞ΕΔੈք͕๚ΕΔ͔΋͠Εͳ͍ʁʁʁ
  26. 6.ϒϩοΫνΣʔϯͷՄೳੑʹ͍ͭͯ ʢ͓·͚ʣYY5FDIͷྲྀΕʢݸਓతݟղʣ "E5FDI &EV5FDI 'JO5FDI )FBMUI5FDI 3F5FDI "HSJ5FDI ޿ࠂ ڭҭ

    ۚ༥ ҩྍ ೶ۀ ෆಈ࢈ ͜ͷઌ͸ʁ $JWJD5FDI ެڞ ɹɹɹɹɹɹʴɹ ɹαεςΟφϏϦςΟ ˞޿͘؀ڥɾࣾձɾܦࡁͷ̏ͭͷ ؍఺͔Β͜ͷੈͷதΛ࣋ଓՄೳʹ ͍ͯ͘͠ͱ͍͏ߟ͑ํ *OTVSBODF5FDI อݥ YY5FDI XX
  27. ࢀߟจݙ ࢀߟจݙʢʣ ࿦จʰ#JUDPJO"1FFSUP1FFS&MFDUSPOJD$BTI4ZTUFNʱ4BUPTIJ/BLBNPUP<> ࿦จʢ೔ຊޠ༁ʣʰ೔ຊޠͰಡΉϏοτίΠϯݪ࿦จ<CZ4BUPTIJ/BLBNPUP>ʱDPJODIFDL<>
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  28. ࢀߟจݙ ࢀߟจݙʢʣ ˞ຊࢿྉ͸ɺ͜ΕΒͷࢀߟจݙ౳Λར༻ͯ͠࡞੒͍ͯ͠Δ΋ͷͰ͋ΓɺຊϨϙʔτͷ಺༰ʹؔͯ͠͸ɺͦͷ༗༻ੑɺਖ਼֬ੑɺ஌తࡒ࢈ݖ ͷෆ৵֐౳ͷҰ੾ʹ͍ͭͯɺࣥචऀٴͼࣥචऀ͕ॴଐ͢Δ૊৫͕೗ԿͳΔอূΛ͢Δ΋ͷͰ΋͋Γ·ͤΜɻ·ͨɺຊࢿྉͷಡऀ͕ɺຊࢿ ྉ಺ͷ৘ใͷར༻ʹΑͬͯଛ֐Λඃͬͨ৔߹΋ɺࣥචऀٴͼࣥචऀ͕ॴଐ͢Δ૊৫͕೗ԿͳΔ੹೚Λෛ͏΋ͷͰ΋͋Γ·ͤΜɻ ॻ੶ʰ'JOUFDIۚ༥ҡ৽΁ʱΞΫηϯνϡΞ<> ॻ੶ʰ%FDFOUSBMJ[FE"QQMJDBUJPOT)BSOFTTJOH#JUDPJOT#MPDLDIBJO5FDIOPMPHZʱ4JSBK3BWBM ॻ੶ʰ'JO5FDIೖ໳ʱ⁋༱հɺ୍ढ़༤<> ॻ੶ʰ'JOUFDIͱ͸Կ͔ʕۚ༥αʔϏεͷຽओԽΛ΋ͨΒ͢Πϊϕʔγϣϯʱ۾ຊਖ਼׮ দݪٛ໌<>

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