%A BI Ya, ZHOU Bei, LENG Kai-jun and WANG Cun-fa %T Public Blockchain of Pharmaceutical Business Resources Based on Double-chain Architecture %0 Journal Article %D 2018 %J Computer Science %R 10.11896/j.issn.1002-137X.2018.02.007 %P 40-47 %V 45 %N 2 %U {https://www.jsjkx.com/CN/abstract/article_1143.shtml} %8 2018-02-15 %X Blockchain is a decentralized shared ledger system and computational paradigm.As a core underlying support technology,it is highly compatible with the distributed economic system.The distributed scheduling model of pharmaceutical business resources based on the public service platform is a comprehensive solution to the current situation of pharmaceutical industry which is “scattered,small,disorderly and weak”,and plays an important role in integrating decentralized resource and making on-demand schedule.Aiming at some key problems in the current public service platform,this paper proposed a public blockchain of pharmaceutical business resources based on double chain architecture,and mainly studied the double-chain structure and its storage mode,privacy protection,resource rent-seeking and mat-ching mechanism,and consensus algorithm.The results show that the public blockchain of pharmaceutical business resources based on double-chain architecture can take into account the openness and security of transaction information and the privacy of enterprise information,self-adaptively complete rent-seeking and matching of resources,and greatly enhance the credibility of the public service platform and the overall efficiency of the system.