1. Center on Frontiers of Computing Studies, Computer Science Department, Peking University, Beijing, China
2. School of Business, Jiangnan Univeristy, Wuxi, China
3. Shenzhen Hithium Energy Storage Technology Company Ltd., Shenzhen, China
4. Yale University, New Haven, CT, USA
5. Tsinghua University, Beijing, China
6. Cryptape, Beijing, China
7. Department of Computer Science, Univeristy of Bath, Bath, U.K.