Java

Proof-of-Backtest. Turn a (spec, data) pair into a deterministic backtest report and a canonical blake3 hash that anyone can recompute byte-for-byte in ten languages — for Java. org.wickra:wickra-proof — prebuilt native library inside the jar, no JNI, no system dependencies.

xml

<dependency>
  <groupId>org.wickra</groupId>
  <artifactId>wickra-proof</artifactId>
  <version>0.2.0</version>
</dependency>

java

import org.wickra.proof.Prover;

try (Prover prover = new Prover()) {
    String cmd = """
        {"cmd":"prove","spec":{"strategy":{...},"dataset_ref":"BTCUSDT/1h"},
        "data":{"BTCUSDT":[{"time":1,"open":100,"high":101,"low":99,"close":100,"volume":1000}]}}""";
    System.out.println(prover.command(cmd));
    // {"engine_version":"…","inputs_hash":"…","report":…,"report_hash":"…"}
}
System.out.println(Prover.version());

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