Boltzmann-Java

A Java library computing the entropy of Bitcoin transactions and the linkability of their inputs and outputs.

For a description of the metrics :

• Bitcoin Transactions & Privacy (part 1) : https://gist.github.com/LaurentMT/e758767ca4038ac40aaf

• Bitcoin Transactions & Privacy (part 2) : https://gist.github.com/LaurentMT/d361bca6dc52868573a2

• Bitcoin Transactions & Privacy (part 3) : https://gist.github.com/LaurentMT/e8644d5bc903f02613c6

Usage

Run from command-line

java -jar target/boltzmann-java-[VERSION]-run.jar <txid> [maxCjIntrafeesRatio]

Example:

java -jar target/boltzmann-java-[VERSION]-run.jar 323df21f0b0756f98336437aa3d2fb87e02b59f1946b714a7b09df04d429dec2

Large txs:

java -Xmx20G -Xms20G -jar target/boltzmann-java-[VERSION]-run.jar <txid> [maxCjIntrafeesRatio]

Developers

See src/test/java/com/samourai/boltzmann/Example.java

Requirements

Java >= 6 or Android API level >= 21

Build instructions

Build with maven:

cd boltzmann-java
mvn clean install -Dmaven.test.skip=true

Or retrieve from JitPack repository

Resources

Boltzmann is also available for Python: https://github.com/Samourai-Wallet/boltzmann