Hyperledger Plasma

Transcript

1. 1.

   Hyperledger Plasma Cryptoeconomics Lab Co-founder Shogo Sean Ochiai HyperledgerͷεέʔϦϯάιϦϡʔγϣϯͷఏҊ

2. 2.

   ओͳϝοηʔδ EthereumͷεέʔϦϯάٕज़Λ Hyperledgerʹద༻Ͱ͖·͢

3. 3.

   Indices 2. ϓϩμΫτ঺հ 5. ݁࿦ 1. ࣗࣾ঺հ 3. ΞʔΩςΫνϟ 4.

   ΠϯϓϦέʔγϣϯ
4. 4.

   1. ࣗࣾ঺հ EthereumίϛϡχςΟͱͷาΈ

5. 5.

   EthereumΛεέʔϧͤ͞Δٕज़ͱͯ͠ੜ·Ε·ͨ͠

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   ଟ͘ͷΧϯϑΝϨϯεͱҊ݅Ͱࢼ͞Ε͖ͯ·ͨ͠

7. 7.

   औҾॴΞϓϦͷσϞ

8. 8.

   ੈքͷLayer2ݚڀऀʹධՁ͞Ε͍ͯ·͢ Our CTO

9. 9.

   2. ϓϩμΫτ঺հ ߴTPS, ߴ଎ϑΝΠφϦςΟ, εςʔϒϧίΠϯ

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    ਺ଟ͘Layer2ٕज़͸͋Γ·͕͢ ϓϩτίϧͷ҆શੑΛอূ͢Δ͜ͱΛ ୈҰʹ࡞ͬͨ͜ͱ͕ࠩผԽཁҼͰ͢

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    ͳͥηΩϡϦςΟॏࢹʁ ͓͕ۚ͋Δͱ͜ΖΛ ϋοΧʔ͸ૂ͏

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    Hyperledgerʹͭͳ͍Ͱ͍Δͷʹ Layer2Ͱmining΍stakingΛͯ͠͸ HyperledgerΛબͿझࢫʹ൓͢Δ

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    Plasmaͷಛੑ 1. Ϗβϯνϯ଱ੑ = L1ʹ४ͣΔ 2. TPSʹݪཧ্AlipayϨϕϧ(65ສ) 3. ΨεʹཁΒͳ͍ 4.

    ϑΝΠφϦςΟʹ200msʙ༻్Մม 5. L1 agnostic = Hyperledger, Tezos, Polkadot, Ethereum
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    3. ΞʔΩςΫνϟ

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    Hyperledger Chaincode = {Golang, Java, NodeJS} + CouchDB Hyperledger Burrow

    + Fab3 = EVM on Chaincode (EVMCC) Hyperledgerͷߏ੒ A. B.
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    Hyperledger Chaincode = {Golang, Java, NodeJS} + CouchDB Hyperledger Burrow

    + Fab3 = EVM on Chaincode (EVMCC) Hyperledgerͷߏ੒ A. B. Solidityࢿ࢈͕స༻Մʹ
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    Fab3 RPC Burrow EVM Fabric Chaincode Web3 SDK Plasma Contract

    Plasma Chain Apps Ϣʔβʔϥϯυ Layer1 Layer2 ཁ؅ཧऀ ཁ؅ཧऀ γεςϜ ΞʔΩςΫνϟ
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    Fab3 RPC Burrow EVM Fabric Chaincode Web3 SDK Plasma Contract

    Plasma Chain Apps Ϣʔβʔϥϯυ Layer1 Layer2 ཁ؅ཧऀ ཁ؅ཧऀ γεςϜ ΞʔΩςΫνϟ Plasma(L2 Scaling Solution)ͷ ΠϯςάϨʔγϣϯ ͕Մೳʹ
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    Plasma Contract Plasma Chain Apps Ϣʔβʔϥϯυ Layer1 Layer2 ৼΔ෣͍ͷଆ໘͔Β Deposit/Exit/Challenge

    Tx Commit/Challenge
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    Plasma Contract Plasma Chain Apps Ϣʔβʔϥϯυ Layer1 Layer2 ৼΔ෣͍ͷଆ໘͔Β Deposit/Exit/Challenge

    Tx Commit/Challenge ࢠνΣʔϯʹϏβϯνϯނো͕͋ͬͨͱ͖͚ͩ L1ͷTxΛ࢖༻͢Ε͹ྑ͍ߏ੒ =ෳࡶͳܖ໿ϩδοΫϨΠϠͱྲྀ௨ϨΠϠͷ෼཭
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    Plasma Contract Plasma Chain Apps Ϣʔβʔϥϯυ Layer1 Layer2 TPSͷଆ໘͔Β 300-500

    tps 650k tps 300-500 tps
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    Plasma Contract Plasma Chain Apps Ϣʔβʔϥϯυ Layer1 Layer2 TPSͷଆ໘͔Β 300-500

    tps 650k tps 300-500 tps ௨ৗͷϖΠϝϯταʔόʔͱḮ৭ͳ͍ੑೳ
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    Plasma Contract Plasma Chain Apps Ϣʔβʔϥϯυ Layer1 Layer2 ΠϯλϥΫγϣϯͷଆ໘͔Β Good

    Finality / Medium Throuput Good Finality / Medium Throuput Good Finality / High Throuput
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    Plasma Contract Plasma Chain Apps Ϣʔβʔϥϯυ Layer1 Layer2 ΠϯλϥΫγϣϯͷଆ໘͔Β Good

    Finality / Medium Throuput Good Finality / Medium Throuput Good Finality / High Throuput Ϣʔβʔମݧ FabricΛબ୒͢Δҙٛ Social Acceptability ͋ΒΏΔࣾձཁ੥Λཱ྆Ͱ͖Δઃܭ
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    Plasma Contract Plasma Chain Apps Ϣʔβʔϥϯυ Layer1 Layer2 ๏຿ͷଆ໘͔Β: ࡋ൑ॴ͔Βͷࡒ࢈ࠩ͠ԡ໋͑͞ྩͷγφϦΦ

    ΦϖϨʔλʔ: Ұ෦TxͷϩʔϧόοΫ/मਖ਼ L1ϊʔυ܈: ৽نHash஋ͷL1ద༻
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    Plasma Contract Plasma Chain Apps Ϣʔβʔϥϯυ Layer1 Layer2 ๏຿ͷଆ໘͔Β: ࡋ൑ॴ͔Βͷࡒ࢈ࠩ͠ԡ໋͑͞ྩͷγφϦΦ

    ΦϖϨʔλʔ: Ұ෦TxͷϩʔϧόοΫ/मਖ਼ L1ϊʔυ܈: ৽نHash஋ͷL1ద༻ εϚʔτίϯτϥΫτͰࣾձతϑϦΫγϣϯΛݮΒͭͭ͠ ๏ྩ΍ن੍ʹॱकͨ͠ॊೈͳӡ༻͕Մೳ
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    4. ΠϯϓϦέʔγϣϯ ༻్ɺࣄྫɺಛੑʹ͍ͭͯ

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    Case 1: BRP(όϥϯεɾϨεϙϯγϏϦςΟɾύʔςΟʔ) ిྗձࣾ

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    ૹൃిاۀͰ͸ͳ͘ࢢ৔ݪཧͰधڅόϥϯεௐ੔Λௐ੔

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    Case 2: ϓϥΠόγʔΛߟྀͨ͠Ґஔσʔλ TEE ϩά

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    ϩάΛτϦΨʔʹΤεΫϩʔ౳ͷܖ໿ࣥߦ ηϯγςΟϒσʔλͷӾཡݖΛNFT؅ཧ

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    Case3: ΑΓߴ଎ͳNFTήʔϜ ήʔϜ

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    ͜Ε·ͰͷΠϯλʔωοτͱಉ͡Α͏ʹ TPSͷ੍໿ͳ͘ ΞηοτΛѻ͏͓΋͠Ζ͍ήʔϜΛ

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    Case4: ϝΨϕϯνϟʔͷۜߦԽ ϝΨϕϯۜߦ

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    ۜߦΛ50ԯͰ࡞ͬͯ೥10ԯͰҡ࣋Ͱ͖ͨΒ͍҆΄͏ εςʔϒϧίΠϯͷൃߦΛL1Ͱɺྲྀ௨΍ަ׵ΛL2Ͱ

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    ۜߦ͕औҾॴ·Ͱ๊͑Δ͜ͱͷͰ͖Δٕज़త҆શੑ

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    Case5: ෆಈ࢈NFT ෆಈ࢈

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    ϓϩάϥϚϒϧॴ༗ݖͰ࣌ؒି͠ͷ࠶ఆٛ 3DϓϦϯλͰෳ੡͞ΕΔ෺ཧ伴ΑΓηΩϡΞ

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    5. ݁࿦

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    Web2 Web3 ࢈ۀ͕ϓϩτίϧʹ৐Δ