4Blockchain Meets 6GSocial Human-Robot Interaction through Oracles and Behavioral Economics

DOI: 10.1201/9781003427322-4

INTRODUCTION

A major limitation of the conventional blockchain is its inability to interact with the “outside world” since smart contracts can only operate on data that is on the blockchain. In the emerging B-IoT, sensors are typically deployed to bring sensor measurement data onto the blockchain [1]. Advanced blockchain technologies enable the on-chaining of blockchain-external off-chain information stem-ming also from real users, apart from sensors and other data sources only, thus leveraging also on human intelligence rather than machine learning only. To overcome this limitation, smart contracts may make use of so-called ...

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