1. 1 Institutional Repository (IR) Models Rutgers University Community Repository (RUcore) A digital library perspective (objects and collections) Flexible framework based on Fedora IR services extend the digital library model A domain-specific collection within an IR A flexible collection structure Supporting different metadata models

2. Fedora Repository Service Collection & Preservation Services A Domain Specific Collection within an IR (An Approach for DDI) XML Digital Object Ingest Workflow Management System Metadata Templates DDI-based User Input Managed DDI PortalFGDC Portal Fedora Repository Preserved RUcore Portal (MODS)

3. 3 The Data Life Cycle Discovery & Planning Initial Data Collection Final Data Preparation Publication & Sharing Life Cycle Management Trustworthy objects Persistent organizations and the business model Metadata preparation & Roles Software, algorithms, scripts

4. 4 Life Cycle Events (transformations) of the Digital Object Output Device T3T3 Document or Born-digital data T1T1 Digital Original T2T2 Migrated Derivative Objects