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OAIS Producer (archive) Consumer Management
Fig 2-1 Environmental Model of an OAIS
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Interpreted using its Yields Representation Information Object Data
Figure 2-2: Obtaining Information from Data
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Packaging Information
Content Information Preservation Description Information Package 1 Descriptive Information About Package 1 Figure 2-3: Information Package Concepts and Relationships
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Producer Consumer Submission Information Packages queries Archive
OAIS queries Archive Information Packages query responses orders Consumer Legend = Entity Information Package Data Object Data Flow Dissemination Information Packages Figure 2-4: OAIS Archive External Data
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Preservation Planning Descriptive Information
Data Management Archival Storage Access Ingest PRODUCER CONSUMER SIP Descriptive Information AIP queries query responses orders DIP MANAGEMENT Administration Figure 4-1: OAIS Functional Entities
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Generate Descriptive Info
Generate AIP Report Administration SIP, AIP [for audit] Audit report Data formatting & doc. stds [Updated] SIP AIP SIP Receive Submission Generate Descriptive Info Report request SIP QA results AIP Descriptive Info SIP Data Management Quality Assurance Descriptive Info Co-ordinate Updates Database update request Database update response Figure 4-2: Functions of Ingest Storage confirmation Storage request AIP Receipt confirmation Resubmit request Producer Archival Storage
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Manage Storage Hierarchy
Ingest Receive Data Access Storage request AIP AIP Provide Data Storage confirmation AIP request Notice of data transfer AIP Storage mgmt policies Administration Manage Storage Hierarchy Error Checking Operational statistics Error logs Potential error notification Replace Media Disaster recovery policies Disaster Recovery Archival Storage Fig 4-3 commands AIP AIP Duplicate AIP media media
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Receive Database Updates
Ingest Report request Report request Generate Report Access Report Descriptive info Report Database update response Report request Query request Administration Report Perform Queries Update request Query response Policies Administer Database Descriptive info Status of updates Receive Database Updates System updates Review updates Figure 4-4: Functions of Data Management database
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Report request Update request Management Manage System Configuration
Updates Status Manage System Configuration Data Management Reports Physical Access Control Report request Report Policies Migration package Policies Ingest Budget, Policies Performance info Inventory reports System evolution policies Establish Standards and Policies Report request AIP/SIP templates Customisation advice Format stds. Documentation stds. Procedures AIP/SIP templates Archival Storage Policies Operational statistics Preservation Planning Recommendations, Proposals, Risk analysis reports Approved stds Migration goals SIP designs, Customised AIP designs Archival Information Update Change requests, Procedures, Tools [Updated] SIP DIP Dissemination request Audit Report Audit Submission SIP, AIP Lien AIP/SIP reviews Customer comments Producer Access Appeal Special request Dissemination request Final ingest report SIP designs, Customised AIP designs, example SIPs Billing info Update request Figure 4-5: Functions of Administration Activate Requests Final ingest report Customer Service Payment Bill Submission/schedule agreement Consumer Negotiate Submission Agreement Special service request Special request response AIP/SIP templates Customization advice
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Develop Preservation Strategies and Standards
Administration AIP/SIP templates AIP/SIP review Migration packages Customization advice Proposals; Recommendations; Risk analysis reports Operating policies, procedures, standards Inventory reports; Performance info Consumer comments Approved standards Preservation reqmts Migration goals Develop Preservation Strategies and Standards Technology alerts External data standards Prototype results Reports Issues Develop Packaging Designs & Migration Plans Advice Prototype requests Reports Requirement alerts Emerging standards Monitor Technology Prototype results Preservation requirements Monitor Designated Community Consumer Surveys Prototype requests Figure 4-6: Functions of Preservation Planning Service requirements Product technologies Surveys Producer
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Co-ordinate Access Activities
Order Assistance request Query request Report request Co-ordinate Access Activities Consumer Data Management Query request Request response Administration Dissemination request Special request DIP Billing info Notice of shipped order Deliver Response DIP Query response Report Assistance DIP Query response Report Assistance DIP request DIP Generate DIP Figure 4-7: Functions of Access Archival Storage Report request Descriptive info AIP Notice of transfer AIP request
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Preservation Planning
Producer 5 Administration Receipt confirmation Resubmit request SIP To/from all entities See Fig 4-9 2 Ingest AIP Storage request Product technology Database update response Report Report request Descriptive info Database update request Surveys Storage confirmation 4 Data Management 3 Archival Storage 6 Preservation Planning Query response Report Descriptive info AIP request Query request Report request AIP Notice of data transfer 7 Access DIP Query response Report Assistance -- order - software -- other Order - ad-hoc - event-driven Query request Report request Assistance req. Service requirements Figure 4-8: OAIS Data Flow Diagram To/from all entities Surveys 1 Common Services Consumer
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Preservation Planning
Producer 1 Common Services Submission/schedule agreement Lien Final ingest report Data formatting & doc stds Audit report [Updated] SIP 2 Ingest Submission/schedule agreement Appeal SIP or AIP [for audit] Storage mgmt. policies Reports 5 Administration 3 Archival Storage MANAGEMENT Operational statistics Budget Policies Info requests Bill Report Status of updates DIP Billing Info Policies Report request System updates Review updates Consumer Payment Info responses Figure 4-9: Administration Context Diagram AIP/SIP template AIP/SIP review Customization advice Migration packages Recommendations Risk analysis report Approved stds Preservation reqmts Migration goals Inventory reports Performance reports Consumer comment 4 Data Management Dissemination request 7 Access 6 Preservation Planning
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* Information Object Interpreted using Data Object Interpreted using
Representation Information 1 Physical Object Digital Object 1 Figure 4-10: Information Object 1..* Bit
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* * Interpreted using Representation Information 1 1 Structure
Semantic Information Other Representation Information adds meaning to Figure 4-11: Representation Information Object
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.... (Indicates that the list is not exhaustive)
Information Object Content Information Preservation Description Information Packaging Information Descriptive Information Representation Information .... (Indicates that the list is not exhaustive) Figure 4-12: Information Object Taxonomy
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* * * described by delimited by 1 Package Description
Information Package Packaging Information * 1 * derived from identifies 1 1 0..1 * Content Information further described by Preservation Description Information Figure 4-13: Information Package Contents
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Submission Information Package Archival Information Package
Dissemination Information Package Figure 4-14: Information Package Taxonomy
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Archival Information Package Packaging Information
described by delimited by Package Description Archival Information Package Packaging Information derived from identifies Content Information further described by Preservation Description Information Figure 4-15: Archival Information Package (AIP)
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Preservation Description Information Reference Information Provenance
Context Information Fixity Information Access Rights Information Figure 4-16: Preservation Description Information (PDI)
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... Archival Information Package Package Description 1 1 1 1..*
Associated Description derived from 1..* 1..* 1 * Access Aid described by Provide data for Figure 4-17: Package Description Finding Aid Ordering Aid Retrieval Aid ... (Indicates that the list is not exhaustive)
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Archival Information Package Packaging Information Package Description
described by delimited by Archival Information Package Packaging Information Package Description derived from identifies Content Information Preservation Description Information further described by Interpreted using * Data Object Representation Information Interpreted using 1 Figure 4-18: Archival Information Package (Detailed View) Physical Object Digital Object Structure Information Semantic Information Other Representation Information Reference Information Provenance Information Context Information Fixity Information Access Rights Information adds meaning to 1 1...* Bit
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Information Collection
Archival Information Package Archival Information Unit Archival Information Collection Figure 4-19: Archival Specialization of the AIP
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Collection Description
Package Description Unit Description Collection Description Figure 4-20: Archival Specialization of the Package
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Packaging Information
described by delimited by Unit Description Archival Information Unit Packaging Information derived from identifies Content Information further described by Preservation Description Information Figure 4-21: Archival Information Unit (AIU)
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... Archival Information Unit Unit Description 1 1 1 1..*
Associated Description derived from 1..* 1..* 1 * Access Aid described by Provide data for Figure 4-22: Unit Description Finding Aid Ordering Aid Retrieval Aid ... (Indicates that the list is not exhaustive)
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Archival Information Collection Packaging Information
described by delimited by Collection Description Archival Information Collection Packaging Information derived from identifies Content Information further described by Preservation Description Information 1 Figure 4-23: Archive Information Collections Logical View * Archival Information Package
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Archival Information Collection derived from Collection Description
1 described by 1 * Archival Information Package 1 1..* Associated Descriptors provide data for Package Description 1 * 1 1 * * 1..* Member Description Overview Description Access Aids Figure 4-24: Collection Descriptions derived from * described by described by
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... Data Management stored in Database Package Description
Archive Administrative Data Collection Description Unit Description Policy Subscription Customer Profile Preservation Process History Figure 4-25: Data Management Information Request Tracking Security Statistics Accounting Data ... (Indicates that the list is not exhaustive)
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Producer Ingest Data Management Archival Storage Access Consumer
Submission Information Package (SIP) Ingest Package Descriptions Database Updates AIPs Data Management Archival Storage Queries Package Descriptions Query responses Access AIP Figure 4-26: High-Level Data Flows in an OAIS Queries Order Requests Query responses Dissemination Information Packages (DIP) Consumer
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Packaging Information
Content Information Identifier Descriptive Information Mapping Data Management and Access View AIP Identifier Archival Storage View Archival Storage Mapping Figure 5-1: Conceptual View of Relationships Among Names and AIP Components Packaging Information Preservation Description Information Content Information
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OAIS OAIS Acc Ing Acc Ing Admin Admin
Fig 6-1 Cooperating Archives with Mutual Exchange Agreement
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Method B Method A OAIS Producer Consumer Method B Method A OAIS Ing
Acc Ing Admin Producer Consumer Method B Method A OAIS Acc Ing Figure 6‑2 Cooperating Archives with Standard Ingest and Access Methods Admin
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Local Consumer Global Consumer OAIS 1 Common Catalog OAIS 2 Local
Dissemination Information Package (Optional) Ing Acc Acc Acc Global Consumer OAIS 1 Adm DM Acc Common Catalog Ing Adm DM Acc OAIS 2 Acc Adm Ing Acc Figure 6-3: An OAIS Federation Employing a Common Catalog Dissemination Information Package (Optional) Local Consumer
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Administration Administration Ingest Access Ingest Access
Management - OAIS 1 Administration Administration Producer Ingest Consumer Access Archival Storage & Data Management Producer Consumer Ingest Access - OAIS 2 Administration Figure 6-4: Archives with Shared Storage
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Objective Interface Message
Application Layer (Analysis and Display Programs) Objective Interface Message Named Aggregates Named Bit Streams ... Object Layer Data Objects Container Objects Data Description Objects Named Aggregate ... Structure Layer Primitive data types List/Array types Records Names Aggregates Layered Information Model Named Bit Stream Named Bit Stream ... Stream Layer Delimited Byte Streams Media Layer (Disks, Tapes and Network)
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