The SmartKey platform combines Oracle II generation technology with BoT (Blockchain Internet of Things) technology to create new functions and business processes dedicated to the sharing economy in the 21st century, that is, providing offices, house rentals, parking, shared cars, etc. Digital contracts for specific value access. The combination of the three technologies creates a unique smart contract of a non-fungible token called SmartKey that defines access rules for an asset managed by an IoT sensor that grants access. The NFT-SmartKey contract is the IT record of the device and is responsible for managing locks, sensors, user verification, price, time, etc.