Reproducible timestamps

[ebourg]

The entries in the jar file generated have the date set to the build date. It should be set to the timestamp specified by the project.build.outputTimestamp property in the POM to make the build reproducible.

https://maven.apache.org/guides/mini/guide-reproducible-builds.html

[lasselindqvist]

As long as Proguard itself does not support such an option (https://www.guardsquare.com/manual/configuration/usage), the Maven plugin cannot tell it to use a constant timestamp

Maybe there is another plugin that would "rewrite" the obfuscated jar and produce the result you need.

[ebourg]

Maybe there is another plugin that would "rewrite" the obfuscated jar and produce the result you need.

Indeed, reproducible-build-maven-plugin can do this.