The evolution of information technology and its insertion in the Archival science provided breaks in the concept and design of archival document that are reflected in practices of management, preservation and access. The complexity and specificity of the digital archival document implies the need for different treatment compared to traditional documents on analog media. In addition, we must ensure the integrity and authenticity of digital documents by storing them in a trusted system. In this sense, digital repositories are configured globally as the best alternative to preserve in long-term, however, the actions to generate trustworthy are poorly distributed. This article aims to make a reflection on the requirements for developing a trusted digital repository. The methodology used is to review of materials previously published in the last twenty years, which approaches the data qualitatively, emphasizing the most recent studies. Among the most significant advances, highlight the audits for the repositories can be certified as "trusted". Furthermore, is enhanced the use of standards and recommendations, and the prior definition of digital preservation policies that consider the trustworthy throughout the documentary cycle, thus creating a trust custody.
Archival science; Digital archival documents; Digital repositories; Trustworthy; Digital preservation