diffpdf/diffpdf-2.1.3.1-4-x86_64.pkg.tar.zst build reproducible in our test framework:
b734ab35fa5438c32b0c89d5253689c4462ed0dc56937b85737c1c81b5782bf5 diffpdf-2.1.3.1-4-x86_64.pkg.tar.zst
b59f5e0e62fe6efea7c12af579698546de70cee4f2b3325fda0ceb1dc7bbbfed diffpdf-2.1.3.1-4-x86_64.pkg.tar.zst-b1.BUILDINFO.txt
b59f5e0e62fe6efea7c12af579698546de70cee4f2b3325fda0ceb1dc7bbbfed diffpdf-2.1.3.1-4-x86_64.pkg.tar.zst-b2.BUILDINFO.txt