My Cousin Vinny Mkv _verified_ Here

OpenTimestamps aims to be a standard format for blockchain timestamping.

Stamp & Verify

Drop here a file to stamp
OR
an .ots proof file to verify

The hash is calculated on your browser preserving your privacy. More...
Timestamping proof download will start automatically after uploading document.

Searching for isn’t just about grabbing a file. It’s about recognizing that some films deserve more than a compressed, ad-ridden stream. They deserve the fidelity that the MKV format provides.

You want to see every crease in Vinny’s leather jacket and every speck of mud on that 1964 Buick Skylark.

Python

Javascript

Java


$ pip3 install opentimestamps-client
$ ots stamp my-file


$ npm install -g javascript-opentimestamps
$ ots-cli.js stamp my-file


$ git clone https://github.com/opentimestamps/java-opentimestamps
$ cd java-opentimestamps
$ mvn install
$ java -jar target/OtsCli.jar stamp my-file

Calendars

The following are the, free to use, default calendars used by OpenTimestamps. They rely on donations to reduce maintainers efforts, they accept bitcoin and some accept lightning network payments. Check the calendars uptime.

Alice

Bob

Finney

Catallaxy

My Cousin Vinny Mkv _verified_ Here

Searching for isn’t just about grabbing a file. It’s about recognizing that some films deserve more than a compressed, ad-ridden stream. They deserve the fidelity that the MKV format provides.

You want to see every crease in Vinny’s leather jacket and every speck of mud on that 1964 Buick Skylark.