jsoncpp/jsoncpp-doc-1.8.4-2-x86_64.pkg.tar.xz build reproducible in our test framework:
b8778b3512b4664d863d59952563b3e8044916eea781ca3b1886fd51d1b92307 jsoncpp-doc-1.8.4-2-x86_64.pkg.tar.xz
e905c47ad76792ba99e777b3114273912e092acd3804d8deac8c9865a3d653f1 jsoncpp-doc-1.8.4-2-x86_64.pkg.tar.xz-b1.BUILDINFO.txt
e905c47ad76792ba99e777b3114273912e092acd3804d8deac8c9865a3d653f1 jsoncpp-doc-1.8.4-2-x86_64.pkg.tar.xz-b2.BUILDINFO.txt