Blockchain is a hot topic, to put it mildly. Progressive Railroading recently interviewed me for an examination of blockchain as a game-changer. Read the article here.
It is important to recognize that blockchain is a generic technology, not a standard. Freight transportation will require standards for transmitting and adding to the blockchain, adjudicating ties and defining the messages, among other things. There is exciting potential in the Blockchain in Transportation Alliance (BiTA) and its ability to set those standards.