A Blockchain Platform for the Enterprise Hyperledger -

https://hyperledger-fabric.readthedocs.io/en/release-2.2/

and

https://hyperledger-fabric.readthedocs.io/en/release-2.3/

Hyperledger

Architecture

Volume

I

-

https://www.hyperledger.org/wp-

content/uploads/2017/08/Hyperledger_Arch_WG_Paper_1_Con

sensus.pdf

Oracles: Common architectural patterns for Hyperledger Fabric

-

https://developer.ibm.com/articles/oracles-common-

architectural-patterns-for-fabric/