Block chain-based air ticket state data pushing method and device

The invention discloses an air ticket state data pushing method and device based on a block chain, and the method comprises the steps: enabling air ticket data to flow through a plurality of related parties for modification in the business process of ticket cancelling, ticket changing and the like of the air ticket state data, and enabling the data to flow through a plurality of related parties after the data is modified by each related party in the process by means of the non-tampering performance of the block chain; other related parties can timely and safely receive accurate air ticket state data which is not tampered, the method and the system of air ticket state data entry, record change, evidence storage, full-node broadcast pushing and evidence storage historical record query are realized based on a block chain technician, data exchange and sharing of all the related parties are improved, data islands are broken through, and the data exchange efficiency is improved. And errors and loss caused by non-ci