static L<Map> zipFileToJSONFingerprint_md5(File zip) {
  temp zipFile = zipFile(zip);
  ret zipFileToJSONFingerprint_md5(zipFile);
}

static L<Map> zipFileToJSONFingerprint_md5(ZipFile zip) {
  ret map(listZipEntries(zip), e ->
    litorderedmap(
      name := e.getName(),
      md5 := md5OfStream(zipFile.getInputStream(e))
    ));
}