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09/20/2023
Is Ethereum Proof of Stake Sustainable? - Considering from the Perspective of Competition Among Smart Contract Platforms -
Since the Merge update upon which Ethereum transitioned to Proof of Stak...
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03/07/2022
Fabchain: Managing Audit-able 3D Print Job over Blockchain
Improvements in fabrication devices such as 3D printers are becoming pos...
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03/13/2021
Privacy-Preserving Infection Exposure Notification without Trust in Third Parties
In response to the COVID-19 pandemic, Bluetooth-based contact tracing ha...
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03/13/2021
Lightweight Selective Disclosure for Verifiable Documents on Blockchain
To achieve lightweight selective disclosure for protecting privacy of do...
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03/04/2021
Requirement Analyses and Evaluations of Blockchain Platforms per Possible Use Cases
It is said that blockchain will contribute to the digital transformation...
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11/10/2020
Proof of Authenticity of Logistics Information with Passive RFID Tags and Blockchain
In tracing the (robotically automated) logistics of large quantities of ...
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01/21/2018
How to Make a Digital Currency on a Blockchain Stable
Bitcoin and other similar digital currencies on blockchains are not idea...
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01/04/2018
Towards Application Portability on Blockchains
We pose a fundamental problem of public blockchain, "incentive mismatch....
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10/14/2017