Lifecycle ID and Lifecycle Data Management
Mark G. Harrison, Ajith Kumar Parlikad · 2006
Contents 2 1. Introduction 3 1.1. Product lifecycle data for aircraft components 4 1.2. Structure of the report 5 2. Long-term Data Storage and Data Access 6 2.1. Ensuring compatibility of physical data storage media 7 2.2. Ensuring compatibility of data format 7 2.2.1. Handling binary data/documents relevant to the part 9 2.2.2. Handling simple data values, lists and tables 11 3. Efficient Information Management 12 3.1. Permanent globally unique identifiers for parts 13 3.2. Use of unique identifiers for data retrieval 14 3.3. Centralized vs. distributed information 15 3.3.1. Pedigree/provenance records for parts 18 3.4. Gathering complete information 18 3.4.1. Robust access to data via URLs 18 3.4.2. Lookups of data from the manufacturer or supplier 19 3.4.3. Lookup services for distributed lifecycle data 20 4. Authenticity of Lifecycle ID and Data 20 4.1. Authenticity of the unique identifier 21 4.1.1. Factory-programmed Tag ID 21 4.1.2. Access password 22 4.2. Authenticity of the part 22 4.3. Authenticity of the data 24 5. Enabling Decision-making Based on Lifecycle Data 25 5.1. Filtering of data by applications — not human operators 25 5.2. Local cache of configuration/expiry/safety data from networked information systems 26 6. Areas for Further Work 26 7. References 27