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.
: Focused heavily on minimal latency and maximum FPS by disabling unnecessary services and privacy-invading telemetry .
: Users who want a fast, debloated system but still need a functional "daily driver". 3. ReviOS (Performance & Stability)
: It provides one of the lowest idle process counts imaginable (around 30–40 processes). This offers a noticeable FPS boost on low-to-mid-end hardware, though it comes at the cost of day-to-day OS utility. Performance Comparison: Custom vs. Stock Windows 10 Stock Windows 10 Optimized Custom ISO Idle Process Count 130 – 180+ Idle RAM Usage 2.5 GB – 3.5 GB 1.0 GB – 1.6 GB Input Latency Significantly Reduced Telemetry & Tracking Bloatware / AppX Packages Pre-installed Completely Removed Crucial Security and Risk Considerations best custom windows 10 iso for gaming
: Highly advanced. You must manually install graphics drivers and security software.
ReviOS is widely considered one of the most stable and user-friendly custom operating systems on the market. It strikes an excellent balance between extreme performance stripping and daily usability. : Focused heavily on minimal latency and maximum
Python
Javascript
Java
$ pip3 install opentimestamps-client
$ ots stamp my-file
More
$ npm install -g javascript-opentimestamps
$ ots-cli.js stamp my-file
More
$ git clone https://github.com/opentimestamps/java-opentimestamps
$ cd java-opentimestamps
$ mvn install
$ java -jar target/OtsCli.jar stamp my-file
More
: Focused heavily on minimal latency and maximum FPS by disabling unnecessary services and privacy-invading telemetry .
: Users who want a fast, debloated system but still need a functional "daily driver". 3. ReviOS (Performance & Stability)
: It provides one of the lowest idle process counts imaginable (around 30–40 processes). This offers a noticeable FPS boost on low-to-mid-end hardware, though it comes at the cost of day-to-day OS utility. Performance Comparison: Custom vs. Stock Windows 10 Stock Windows 10 Optimized Custom ISO Idle Process Count 130 – 180+ Idle RAM Usage 2.5 GB – 3.5 GB 1.0 GB – 1.6 GB Input Latency Significantly Reduced Telemetry & Tracking Bloatware / AppX Packages Pre-installed Completely Removed Crucial Security and Risk Considerations
: Highly advanced. You must manually install graphics drivers and security software.
ReviOS is widely considered one of the most stable and user-friendly custom operating systems on the market. It strikes an excellent balance between extreme performance stripping and daily usability.
Client
Client tool to perform stamping of files through a calendar server and to verify OpenTimestamps proof
opentimestamps-clientServer
Calendar Server receiving timestamp request from clients
opentimestamps-serverPython
Common library
python-opentimestampsJavascript
Common library & Client tool
javascript-opentimestampsJava
Common library & Client tool
java-opentimestampsRust
Rust library
rust-opentimestamps