  Scientific journals are very important in recording the finding from
researchers around the world. The recent media to disseminate scientific
journals is PDF. On scheme to find the scientific journals over the internet is
via metadata. Metadata stores information about article summary. Embedding
metadata into PDF of scientific article will grant the consistency of metadata
readness. Harvesting the metadata from scientific journal is very interesting
field at the moment. This paper will discuss about scientific journal metadata
harvesters involving XMP.
