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

2. None

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

4. ؒҧͬͯͨΒ
   ποίϛ͓ئ͍͠·͢ʂ

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࢖͏

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

7. WPVU value ૹ৴ֹۚ 1.14514 n ΠϯσοΫε 0 scriptP ubKey ड͚औͬͨຊਓ͔͠
   

   ࢖͑ͳ͍Α͏ʹ͢Δ
   ϩοΫ͢ΔεΫϦϓτ { hex: "a9146cf527aa9b6103f…", reqSigs: 1, type: "scripthash", addresses: ["2N3BLefabX……"] }

8. WJO txid ड͚औͬͨ·ͩ࢖ͬͯͳ͍
   τϥϯβΫγϣϯ*% 582d82e81124a334918c462fafdea be5eac0891bf202f90aa3baad6597 a9c6f8 vout τϥϯβΫγϣϯͷWPVU͸
   ෳ਺͋ΔͷͰɺΠϯσοΫε

   0 scriptS ig WPVUͰ͔͚ΒΕͨϩοΫΛ
   ղআ͢ΔεΫϦϓτ 1600144049bcb93f5808c4dd2b6f9 648c06397ea6e6e55

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

10. ૒ํ޲ϖΠϝϯτνϟϯωϧ

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

    w ཪ੾Γ͕Ͱ͖ͳ͍Α͏ʹͳ͍ͬͯΔ

12. "MJDFͱ#PC͕
    ૒ํ޲ϖΠϝϯτνϟϯωϧ
    Λ։͘

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

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

15. $PNNJUNFOU
    5Y w ઌ΄Ͳͷ0QFOJOH5YΛWJOʹ࣋ͭ$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߹͏

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

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

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

    ߋ৽Ͱදݱ͠ͳ͕Β࠷ऴ݁ՌΛ࣮ࡍʹϒϩʔ υΩϟετ͢Δ

19. )5-$

20. )5-$
    தܧ͢ΔίϯτϥΫτ w "MJDFͱ#PC
    #PCͱ$BSPM
    ͰͦΕͧΕνϟωϧ͕ ͋Δ৔߹
    w "MJDF͕$BSPMʹ#PCܦ༝Ͱ#5$Λૹ৴͍ͨ͠
    w Ͱ΋ɺ్தͰཪ੾Βͳ͍ͨΊʹ͸Ͳ͏͢Δ͔ʁ
    

    w ·ͣड͚औΔ$BSPM͕)5-$༻ͷTFDSFUΛ࡞੒͠ ͯɺ"MJDFͱ#PCʹͦͷIBTIΛૹΔ

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

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

23. ૊Έ߹ΘͤΔͱ
    ૹۚ໢͕Ͱ͖͕͋Δ

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

25. ͋ͱ͸ϧʔςΟϯάͱ͔
    ΦϑνΣʔϯऔҾ΋ؤுΕ͹
    ϥΠτχϯάωοτϫʔΫʂ

26. ϥΠτχϯάωοτϫʔΫ w τϥϯβΫγϣϯΛ࡞੒ͯ͠ަ׵ͨ͠Γ͸͢Δ͚ͲϒϩʔυΩϟ ετΛ͠ͳ͍͜ͱͰࢫ͘ϘτϧωοΫΛճආͭͭ͠औҾঢ়ଶͷ Ξοϓσʔτ͕Ͱ͖ͯɺཪ੾Γ͕ෆՄೳͳ࢓૊Έͱ͍͏ͷ͕໘ ന͍
    w ͜ΕΒΛ૊Έ߹ΘͤͯϧʔςΟϯά͢ΔͱɺͦΕͬΆ͍ωοτ ϫʔΫ͕Ͱ͖Δ
    w

    ࣮ࡍͷϥΠτχϯάωοτϫʔΫͷ࣮૷ΛಡΜͩΘ͚͡Όͳ͍ ͷͰɺৄࡉؒҧͬͯͨΓ͢Δ͔΋͠Εͳ͍ͷͰɺಥͬࠐΈͱ͔ ͓ئ͍͠·͢ʂ
27. None

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

    ΧδϡΞϧʹࢹௌͰ͖·͢
    5XJUUFSͱ͔Ͱͦͷ· ·ݟΒΕΔ
    w ઈࢍืूதʂ