Information acquisition method, device and equipment based on block chain, and storage medium

Abstract

The invention provides an information acquisition method based on a block chain. The method comprises the following steps: receiving an invoicing request submitted by a first participation account, and transmitting a transaction identifier and transaction information in the invoicing request to a consensus node; under the condition that a received consensus confirmation message returned by the consensus node meets a preset consensus strategy, generating first bill information according to a billing request submitted by the first participation account, generating a bill block according to the first bill information, and uploading the bill block to a block chain network; determining a bill checking node corresponding to a second participation account according to the identifier of the secondparticipation account; and sending the address of the bill block to a bill checking node. When the bill checking node receives a service cancel-after-verification request, the first bill informationcan be read in real time according to the address of the bill block.

Description

technical field [0001] The present application relates to the technical field of blockchain, in particular to a blockchain-based information acquisition method, device, device, and storage medium. Background technique [0002] With the development of modern industry and commerce, business entities such as enterprises and companies often need to carry out cross-regional business activities, and because the tax systems of various regions are independent of each other, especially the lack of communication and exchange of tax data at the cross-provincial level, It is usually difficult for business entities to conduct timely and effective invoice verification for cross-regional business activities. Contents of the invention [0003] This application provides a blockchain-based information acquisition method, so that the bill verification node can read the bill information in real time when receiving a business write-off request. [0004] On the one hand, the embodiment of the ...

AI Technical Summary

Problems solved by technology

[0002] With the development of modern industry and commerce, business entities such as enterprises and companies often need to carry out cross-regional business activities, and because the tax systems of various regions are independent of each other, especially the lack of communication and exchange of tax data at the cross-provincial level, It is usually difficult for business entities to conduct timely and effective invoice verification for cross-regional business activities

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