ライトニングネットワーク完全に理解した (わかってない) / lightning-network

Transcript

1. -JHIUOJOH/FUXPSL
   ׬શʹཧղͨ͠
   Θ͔ͬͯͳ͍
   
   !FSVLJUJ
   

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3. ࣗݾ঺հ!FSVLJUJ
   w 5XJUUFS HJUIVC 2JJUB .FEJVNͳͲ
   w Ҿ͖͜΋ΓؾຯϑϦʔϥϯεΤϯδχϟʔ
   w ϥΠςΟϯάͱ͔΋ଟগ
   w ٕज़ॻయͰɺ߹ಉࢽ ࿉ۚज़
   ͱ߹ಉࢽͷ঎ۀԽ ϫϯ
   ετοϓຊ
   ͱಉਓࢽ ϒϩοΫνΣʔϯຊ
   ग़͠·͢
   w ໊ࢗ࡞ͬͨΒ3(#ͱ$.:,ͷ᠘ʹҾ͔͔ͬͬͨ
   

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4. ؒҧͬͯͨΒ
   ποίϛ͓ئ͍͠·͢ʂ
   

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5. ϥΠτχϯάωοτϫʔΫ
   w #JUDPJOͰ͸ߴ଎ɾେྔͷऔҾΛࡹ͚ͩ͘ͷεέʔϥϏϦςΟ
   ͕ແ͍ͷͰΦϑνΣʔϯ #JUDPJOͷ#MPDLDIBJOͱ͸ҟͳΔ΋
   ͷ
   Λ࢖ͬͯεέʔϥϏϦςΟΛಘΔํ๏
   w ࠓ೔આ໌͢Δͷ͸ϥΠτχϯάωοτϫʔΫͷ൒෼Ͱ#JUDPJO
   ͷ#MPDLDIBJOଆ͚ͩ
   w ཧղ͢Δʹ͸τϥϯβΫγϣϯͱεΫϦϓτΛ஌Δඞཁ͕͋
   Δ
   w ૒ํ޲ϖΠϝϯτνϟϯωϧͱ)5-$Λ࢖͏
   

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6. τϥϯβΫγϣϯͱ͸ʁ
   w τϥϯβΫγϣϯ͸ϒϩοΫΑΓ΋খ͍͞୯Ґ
   w ൿີ伴Λ࣋ͬͯΔຊਓ͚͕ͩτϥϯβΫγϣϯΛ࡞੒Ͱ͖
   Δ ൿີ伴Ͱॺ໊͢Δ
   
   w ͭҎ্ͷWJO ࢖༻͢Δࣗ෼ͷࢿ࢈Ͱ͍ΘΏΔ6590
   ͱͭ
   Ҏ্ͷWPVU ૹۚ
   ΛؚΉ
   w WJOʹ͸ϩοΫղআͷεΫϦϓτ͕ඞཁ
   w WPVUʹ͸ϩοΫͷεΫϦϓτ͕ඞཁ
   

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7. WPVU
   value ૹ৴ֹۚ 1.14514
   n ΠϯσοΫε 0
   scriptP
   ubKey
   ड͚औͬͨຊਓ͔͠
   ࢖͑ͳ͍Α͏ʹ͢Δ
   ϩοΫ͢ΔεΫϦϓτ
   {
   hex: "a9146cf527aa9b6103f…",
   reqSigs: 1,
   type: "scripthash",
   addresses: ["2N3BLefabX……"]
   }
   

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8. WJO
   txid
   ड͚औͬͨ·ͩ࢖ͬͯͳ͍
   τϥϯβΫγϣϯ*%
   582d82e81124a334918c462fafdea
   be5eac0891bf202f90aa3baad6597
   a9c6f8
   vout
   τϥϯβΫγϣϯͷWPVU͸
   ෳ਺͋ΔͷͰɺΠϯσοΫε
   0
   scriptS
   ig
   WPVUͰ͔͚ΒΕͨϩοΫΛ
   ղআ͢ΔεΫϦϓτ
   1600144049bcb93f5808c4dd2b6f9
   648c06397ea6e6e55
   

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9. εΫϦϓτͱ͸ʁ
   w GPSUIͷΑ͏ͳελοΫϚγϯ
   w ϧʔϓ͸ແ͍ͷͰඇνϡʔϦϯά׬શɻ؆୯ͳJGจ͕
   هड़Ͱ͖Δ
   w ࣗ༝ʹ৭ʑͳϩοΫ΍ΞϯϩοΫͷ࢓૊ΈΛ࡞ΔͨΊ
   ͷ΋ͷ
   w ΞϯϩοΫͰ͖ͳ͚Ε͹ࣗ෼ѼͷίΠϯͰ΋࢖͏ࣄ͸
   Ͱ͖ͳ͍ ٯ͸Ͳ͏ͳΜͩΖʁ
   
   

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10. ૒ํ޲ϖΠϝϯτνϟϯωϧ
    

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11. ࡶʹݴ͏ͱ
    w εΫϦϓτʹΑͬͯಛघͳϩοΫঢ়ଶͰϏο
    τίΠϯΛ͋ΔΞυϨεʹσϙδοτ͢Δ
    w #JUDPJOͷ֎ଆͰऔҾΛͯ͠ ҰඵؒʹԿઍສճ
    औҾͯ͠΋େৎ෉
    ɺঢ়گ͕֬ఆͨ͠Β#JUDPJO
    ʹ൓өͤ͞Δ
    w ཪ੾Γ͕Ͱ͖ͳ͍Α͏ʹͳ͍ͬͯΔ
    

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12. "MJDFͱ#PC͕
    ૒ํ޲ϖΠϝϯτνϟϯωϧ
    Λ։͘
    

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13. 0QFOJOH5YΛ࡞੒
    w "MJDFͱ#PCʹΑΔϚϧνγάΞυϨεʹૹۚ σϙ
    δοτ
    ͢Δ0QFOJOH5YΛ࡞Δ ϒϩʔυΩϟετ͠
    ͳ͍ͷͰɺ·ͩϒϩοΫʹ͸ࡌͤͳ͍
    
    w "MJDFͱ#PC૒ํͷॺ໊͕͋Ε͹͜ͷτϥϯβΫγϣ
    ϯ͸ΞϯϩοΫ͞ΕͯɺσϙδοτΞυϨεʹૹۚ
    ͞ΕΔ ·ͩ͜ͷ࣌఺Ͱ͸ॺ໊͸͠ͳ͍ɻ࡞੒͚ͩ
    
    w ྫϚϧνγάʹ߹ܭ#5$Λσϙδοτ͢Δ
    

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14. γʔΫϨοτͷ࡞੒ͱ
    ϋογϡͷަ׵
    w ԿΒ͔ͷϥϯμϜͳγʔΫϨοτΛ࡞੒ͯ͠ɺ
    ͦͷϋογϡΛ૬खʹ౉͢
    w ϥΠτχϯάωοτϫʔΫͷ࣮૷ʹΑͬͯҧ
    ͏Β͍͠ʁ ࠷ۙͷ΍ͭͩͱପԁۂઢ҉߸Λ͋
    Ε͜Ε׆༻ͨ͠΍ͭʹվྑ͞ΕͯΔΒ͍͠ʁ
    
    

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15. $PNNJUNFOU5Y
    w ઌ΄Ͳͷ0QFOJOH5YΛWJOʹ࣋ͭ$PNNJUNFOU5YΛ࡞Δɻ#5$Λσϙδο
    τ͍ͯͨ͠৔߹ɺ"MJDFͱ#PC͕ͦΕͧΕԿ#5$ड͚औΔ͔Λઃఆ͢Δ ྫ
    "MJDF #PC
    
    w $PNNJUNFOU5YΛ࡞ͬͨਓͱड͚औΔਓͰΞϯϩοΫ৚͕݅ҟͳΔεΫϦ
    ϓτΛॻ͘
    w ྫ"MJDFͷ࡞Δ$PNNJUNFOU5Yͷ৔߹͸ɺ#PCͷTFDSFUͰΞϯϩοΫ͢Δ
    ͱଈ࠲ʹ"MJDF͸5#$Λड͚औΔ
    w Ұఆظ͕ؒܦա͢Δͱ#PCʹ͍ͭͯ΋ΞϯϩοΫ͞Ε#5$Λड͚औΕΔ
    w $PNNJUNFOU5Y͸"MJDF͚ͩ͡Όͳͯ͘#PC΋ಉ͡Α͏ʹ࡞੒ͯ͠ૹΓ߹͏
    

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16. ૒ํ޲ࢧ෷͍νϟωϧ։࢝
    w $PNNJUNFOU5Yʹ߹ҙ͢Ε͹ɺ0QFOJOH5Yʹ૒ํॺ໊͠
    ͔ͯΒϒϩʔυΩϟετ͢Δͱ૒ํ޲ϖΠϝϯτνϟϯ
    ωϧͱݺ͹ΕΔ΋ͷ͕։࢝͞ΕΔ
    w $PNNJUNFOU5YΛϒϩʔυΩϟετ͢Δͱɺ૬ख͸ࢦఆ
    ֹۚΛड͚औΕΔ "MJDF͕γʔΫϨοτΛॻ͍ͯϒϩʔ
    υΩϟετ͢Δͱ#PC͕#5$ड͚औΓɺ#PC͕ϒϩʔυ
    Ωϟετ͢Δͱ"MJDF͕#5$ड͚औΔ
    
    w ॏཁͳͷ͸$PNNJUNFOU5Y͸·ͩ֬ఆͯ͠ͳ͍͜ͱ
    

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17. $PNNJUNFOU5Yͷߋ৽
    w ৽ͨͳγʔΫϨοτΛ࡞੒͠ϋογϡΛަ׵͢Δ
    w ࠷ॳͷ0QFOJOH5YΛ਌ʹ࣋ͭ৽ͨͳ$PNNJUNFOU5YΛ࡞
    ੒͠ͳ͓͢͜ͱͰऔҾ݁ՌΛߋ৽͢Δɻ "MJDF #PC
    
    w ͜ͷ͋ͱɺ࠷ॳͷγʔΫϨοτΛ໌͔͢͜ͱͰɺͦͷ
    $PNNJUNFOU5YΛࣄ্࣮ແޮʹ͢Δ Ҏલͷ$PNNJUNFOU
    ΛϒϩʔυΩϟετ͠Α͏ͱ͢Δͱɺશֹ૬खʹ࣋ͬͯ
    ߦ͔ΕΔ
    ͷͰ࠷৽ͷ$PNNJUNFOU5Y͚ͩ༗ޮʹͳΔ
    

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18. ૒ํ޲ࢧ෷͍νϟωϧ·ͱΊ
    w ࣮ࡍʹ#JUDPJOωοτϫʔΫʹϒϩʔυΩϟε
    τ͞ΕΔͷ͸ɺ0QFOJOHͱ$PNNJUNFOU5Yͷ
    Ͱ߹ܭͭͷτϥϯβΫγϣϯ͚ͩͰࡁΉ
    ௿ίετ
    
    w ֎ͷੈքͰऔҾͨ݁͠ՌΛ$PNNJUNFOU5Yͷ
    ߋ৽Ͱදݱ͠ͳ͕Β࠷ऴ݁ՌΛ࣮ࡍʹϒϩʔ
    υΩϟετ͢Δ
    

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19. )5-$
    

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20. )5-$
    தܧ͢ΔίϯτϥΫτ
    
    w "MJDFͱ#PC #PCͱ$BSPMͰͦΕͧΕνϟωϧ͕
    ͋Δ৔߹
    w "MJDF͕$BSPMʹ#PCܦ༝Ͱ#5$Λૹ৴͍ͨ͠
    w Ͱ΋ɺ్தͰཪ੾Βͳ͍ͨΊʹ͸Ͳ͏͢Δ͔ʁ
    w ·ͣड͚औΔ$BSPM͕)5-$༻ͷTFDSFUΛ࡞੒͠
    ͯɺ"MJDFͱ#PCʹͦͷIBTIΛૹΔ
    

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21. "MJDF#PCૹۚ5Y
    w ·ͣ"MJDF͕ಛघͳϩοΫΛ͔͚ͨ5YΛॺ໊͠
    ͯ#PCʹૹΓ͚ͭΔ
    w $BSPMͷTFDSFUΛೖखग़དྷΕ͹#PC͕Ξϯϩο
    Ϋͯ͠#5$Λड͚औΔ͜ͱ͕Ͱ͖Δ
    w ͨͩ͠Ұఆظ͕ؒܦա͢Δͱ"MJDF͕औΓ໭͢
    

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22. #PC$BSPMૹۚ5Y
    w #PC͸ಉ͡Α͏ͳಛघ5YΛॺ໊ͯ͠$BSPMʹૹ
    Δ
    w $BSPM͸γʔΫϨοτΛ͞Β͢͜ͱͰΞϯϩο
    ΫͰ͖ΔͷͰɺΞϯϩοΫ͞ΕΕ͹"MJDF
    #PCͷ5YΛΞϯϩοΫͰ͖Δ͜ͱʹͳΔ
    w Ұఆظ͕ؒܦͭͱ#PC͕#5$ΛऔΓ໭͢
    

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23. ૊Έ߹ΘͤΔͱ
    ૹۚ໢͕Ͱ͖͕͋Δ
    

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24. $PNNJUNFOU5Y)5-$
    w ྫ"MJDF #PC )5-$ʹ෼ׂ͢Δ
    w "MJDF͕γʔΫϨοτΛಘͯϒϩʔυΩϟετ͢Δͱɺ#PC͸
    #5$Λड͚औΔ ࣗ෼ͷ෼ͷ#5$͸ҰఆظؒޙͳͷͰ#PCʹ
    ΋ϒϩʔυΩϟετͯ͠΋Β͍͍ͨ
    
    w #PC͕γʔΫϨοτΛಘͯϒϩʔυΩϟετΛͨ͠৔߹ɺ"MJDF
    ͕#5$Λड͚औΓɺ)5-$෼͸ "MJDF͕ϒϩʔυΩϟετΛ͠
    ͯͳ͚Ε͹Ұఆ࣌ؒͷϩοΫ͕͋Δ͕
    #PC͕ड͚औΔ͜ͱ͕
    ֬ఆ͢Δ #PCͷ#5$΋͋ΔͷͰ"MJDFʹϒϩʔυΩϟετ͠
    ͯ΋Β͍͍ͨ
    
    

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25. ͋ͱ͸ϧʔςΟϯάͱ͔
    ΦϑνΣʔϯऔҾ΋ؤுΕ͹
    ϥΠτχϯάωοτϫʔΫʂ
    

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26. ϥΠτχϯάωοτϫʔΫ
    w τϥϯβΫγϣϯΛ࡞੒ͯ͠ަ׵ͨ͠Γ͸͢Δ͚ͲϒϩʔυΩϟ
    ετΛ͠ͳ͍͜ͱͰࢫ͘ϘτϧωοΫΛճආͭͭ͠औҾঢ়ଶͷ
    Ξοϓσʔτ͕Ͱ͖ͯɺཪ੾Γ͕ෆՄೳͳ࢓૊Έͱ͍͏ͷ͕໘
    ന͍
    w ͜ΕΒΛ૊Έ߹ΘͤͯϧʔςΟϯά͢ΔͱɺͦΕͬΆ͍ωοτ
    ϫʔΫ͕Ͱ͖Δ
    w ࣮ࡍͷϥΠτχϯάωοτϫʔΫͷ࣮૷ΛಡΜͩΘ͚͡Όͳ͍
    ͷͰɺৄࡉؒҧͬͯͨΓ͢Δ͔΋͠Εͳ͍ͷͰɺಥͬࠐΈͱ͔
    ͓ئ͍͠·͢ʂ
    

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28. ٕज़ಉਓࢽͷ
    ৽ץએ఻ձ΍Γ·͢
    w IUUQTUFDIEPVKJODPOOQBTTDPNFWFOU
    
    w ٕज़ॻయ
    ʹ޲͚ͯɺ৽ץΛએ఻Ͱ͖Δձ
    Ͱɺ1FSJTDPQFʹΑΔ഑৴͢ΔͷͰΦϯϥΠϯͰ
    ΧδϡΞϧʹࢹௌͰ͖·͢ 5XJUUFSͱ͔Ͱͦͷ·
    ·ݟΒΕΔ
    
    w ઈࢍืूதʂ
    

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