1. Tian, Z., Li, M., Qiu, M., Sun, Y., Su, S.: Block-DEF: a secure digital evidence framework using blockchain. Inf. Sci. 491, 151–165 (2019)
2. Nakamoto, S.: Bitcoin: a peer-to-peer electronic cash system. Decentralized business review 21260 (2008)
3. Tschorsch, F., Scheuermann, B.: Bitcoin and beyond: a technical survey on decentralized digital currencies. IEEE Commun. Surv. Tutorials 18(3), 2084–2123 (2016)
4. Ding, W.: Block chain based instrument data management system. China Instrum. 10(1), 15–17 (2015)
5. Zhao, H., et al.: Data integrity protection method for microorganism sampling robots based on blockchain technology. J. Huazhong Univ. Sci. Technol. (Nat. Sci. Ed.) 43(s1), 216–219 (2015)