‘The Transparent Repository’

Kevin Bradley (NLA) & Chris Blackall (ANU)

www.apsr.edu.au

www.apsr.edu.au

‘Transparent’ Digital Libraries, Repositories and

Archives• Name transparency• Location transparency• Platform implementation

transparency• Access transparency• Encoding standard transparency

www.apsr.edu.au

Sustainable Preservation: transparent or effective?

• Preservation Actions:– Must be apparent (sometimes)– Must be invisible (sometimes)– Must be evident (always)– Must not impede use

• PRESERVATION TRANSLUCENCY

OAIS Functional Model

OAIS Functional Model

OAIS Functional Model

Producer

Consumer

OAIS(archive

)

Management

Consultative Committee for Space Data Systems (2004).Producer-Archive Interface Methodology Abstract Standard, CCSDS

651.0-B-1.Washington, DC, CCSDS Secretariat, Office of Space Communication

(Code M-3), National Aeronautics and Space Administration.

OAIS Producer-Archive Interface Methodology

ING

ES

T

PH

AS

E

OB

JEC

TIV

ES

PreliminaryPhase

1. Define theinformationto be archived

PreliminaryAgreement

Formal DefinitionPhase

2. Develop agreement(data to to be delivered,complementaryelements, schedule)

DictionaryFormal ModelSubmission Agreement

TransferPhase

3. Actual transferof objects

Transferredobject files

ValidationPhase

4. Validate thetransferredobjects

Anomalies Validationagreement

AIPCREATION

Main Phase Objectivesand Outputs

NRPIPA

• National Recording Project for Indigenous Performance in Australia (NRPIPA)

• APSR is an NRPIPA affiliate– Linda Barwick and Ian Johnson

(University of Sydney) proposed DSpace SIP development project (2006)

www.apsr.edu.au

Bidwern, an ARC e-Research Projecthttp://www.anu.edu.au/bidwern

Bidwern Functional Architecture

www.apsr.edu.au

Our wish list…

• Near-term: agreed on SIP format for DSpace, Fedora and …

• Mid-term: data models and specifications for the organization & exchange of complex digital objects

• Long-term: convergence of e-frameworks, specifications and standards, a.k.a. ‘cyberinfrastructure’