The dominance of digital objects in today's information landscape has changed the way
humankind creates and exchanges information. However, it has also brought an entirely …

Abstract In 2006 the Portuguese National Archives (Directorate-General of the Portuguese
Archives) engaged in the development of an OAIS compatible digital repository system for …

During the last decades, digital objects have become the primary medium to create, shape,
and exchange information. However, in contrast to analog objects such as books that …

Strategies developed for database preservation in the past include technology preservation,
migration, emulation and the use of a universal virtual computer. In this paper we present a …

In mid 2006, the Portuguese National Archives (Directorate-General of the Portuguese
Archives) launched a project called RODA (Repository of Authentic Digital Objects) aiming …

With the expansion and growth of information technologies, much of human knowledge is
now recorded on digital media. It began in the 20th century, it has been occurring …

Ao longo do século XX, a humanidade assistiu à massificação generalizada das
tecnologias digitais. Estas encontram-se presentes em todos os quadrantes do mundo …

We have investigated approaches for scalable reconstruction of relational databases
(RDBs) archived as RDF files. An archived RDB is reconstructed from a data archive file and …

Digital preservation may be defined as the cumulative actions undertaken by an
organisation or individual to ensure that digital content is usable across generations of …

Preserving information systems is one of the greatest challenges in digital preservation. In
this paper we outline the existing strengths and shortcomings of a record-centric driven …