A simple way to register your documents on the BTC blockchain using http://proofofexistence.com.
proofx
Usage: proofx [filename] [options]
--host,-h URL of the proofx instance
--port,-p Port where proofx is running
--verbose,-vv Print out more logs
--version,-v Print out the installed version
--help Show this help
npm -g install @proofofexistence/cli
Register a file
$ proofx myfile
Check an existing hash
proofx fa3646680587863650b75be0adc4c8aa9ba2c2b84100331b77b1b125272cf9a6
Pipe file from stdin
$ cat myfile | proofx
Use your local instance running at http://localhost:3003
proofx myfile -h http://localhost -p 3003
Show logs
$ proofx -V
See the version number
proofx --version