Pleasant thought!!! It's now being used. Individuals utilize reports to store in blockchain. The archives that are of worty including esteem. E.g., will archive, rent report, property legacy record, assention record, and so on. It can be utilized as a part of any Industry. In any case, for the most part it's not prudent to keep reports in blockchain as it is pointless. In the sense vast docs include space and each hub on blockchain needs to download every one of the reports which builds cost. So by and large situation, archives are for the most part kept in what are called IPFS. You can take in more about in https://ipfs.io

Here the archives are kept and their hashes are taken and put away in blockchain. The hash remains in blockchain as it is changeless. It is sufficient to check by taking the hash of the archive whenever in future to contrast it and the main hash made while introductory transfer of the report. This will guarantee that the archive is permanent and it likewise speeds the system as the records are kept out of blockchain.