Prover app
Prover icon

Prover is an independent assistant that helps authenticate and verify video content.

This online-service was created using blockchain technology. The platform was created to eliminate forgery of video materials, and confirm their authenticity.

File verification (mp4)

File hash:

Request swype-code on

Submit media hash on


Swype begin/end:

File montage:

Download .pdf certificate

To authenticate a file, please upload your video. Our system will verify the file hash and existence of swype code. In the case of coincidence of hashes and swype codes - the video file will be considered as authentic.

Get ropsten testnet ether

send 0.05 Eth

How it works

Upload a video, recorded with Prover technology.

Our service will check the hash of a file previously stored in the blockchain and the presence of inputted swype code.

In the case of matching hashes, and a swype-code the video file will be considered as authentic.

You will get the report, with the link of hash of the file and swipe code to be able to verify independently.

Use cases

Both parties involved in a traffic accident can rely on a video recording to prove authenticity of time, date and record of the accident

Both users and platforms can prove the authenticity and exclusivity of user-generated video content and share monetization proceeds

Doctors and insurance companies can be sure that patients are taking the prescribed drugs properly without keeping them in hospitals

Users can be sure that they are chatting with a real person on video dating websites and services

Employers and contractors can exchange authentic and time stamped work reports

Parties can maintain a Blockchain video database of trusted "hand shake" agreements

Public and crowdsourced news platforms can validate the authenticity, exclusivity and timing of video news submitted by individual contributors


Where can I get Ropsten Testnet ether?

There are many ways to get Ropsten Testnet ether, which you can find out on the Internet. However, we took care of our users and provide our own convenient tool for obtaining a test ether. Just follow the link, enter the address of wallet that Prover MVP application generated for you and receive the Ropsten Testnet ether.

Does my video go somewhere when I record it?

The files recorded using the Prover MVP application never leave your mobile device. Only the hash of the created video file is sent to the Service and to the blockchain. You can send the video file to our Service to verify its authenticity.

How much does it cost to verify one video?

In the demo mode, the payment for video confirmation is performed by the Ropsten Testnet ether, and therefore, it costs nothing. In the final implementation, the user will use service in exchange for the PROOF tokens, while paying the cost of the gas necessary for the performing of Ethereum transactions.