Digital Preservation: Architecture and Technology for Trusted Digital Repositories

摘要

Developingpreservationprocessesforatrusteddigitalrepositorywillrequiretheintegrationofnewmethods,policies,standards,andtechnologies.Digitalrepositoriesshouldbeabletopreserveelectronicmaterialsforperiodsatleastcomparabletoexistingpreservationmethods.Moderncomputingtechnologyingeneralisbarelyfiftyyearsoldandfewofushaveseenoruseddigitalobjectsthataremorethantenyearsold.Whiletraditionalpreservationpracticesarecomparativelywell-developed,lackofexperienceandlackofconsensusraisesomequestionsabouthowweshouldproceedwithdigital-basedpreservationprocesses.Canwepreserveadigitalobjectforatleastone-hundredyears?Canweanswerquestionssuchas"Isthisobjectthedigitaloriginal"?or"Howoldisthisdigitalobject"?Whatdoesitmeantobeatrustedrepositoryofdigitalmaterials?Abasicpremiseofthisarticleisthattherearemanytechnologiesavailabletodaythatwillhelpusbuildtrustinadigitalpreservationprocessandthatthesetechnologiescanbereadilyintegratedintoanoperationaldigitalpreservationframework.