| 1. Definition | 2. Functional Requirements | 3. Syntax | 4. Semantics |
1 Definition
An Item that references only one Process or Item in an M-Instance.
2 Functional Requirements
- A Process or an Item may have more than one Identifier.
- Each identifier of a Process or an Item identifies only one Process or Item.
- An Identifier of a Process or an Item may have a hierarchical structure to enable Identification an Item or a Process based on the M-Instance and the M-Environment:
- M-InstanceID
- M-EnvironmentID
- ItemID/ProcessID
- An Identifier may signal the type of Process or Item it identifies.
3 Syntax
https://schemas.mpai.community/MMM4/V2.1/data/Identifier.json
4 Semantics
| Label | Description |
| Header | Identifier Header |
| – Standard-Identifier | The characters “MMM-IDF-V” |
| – Version | Major version – 1 or 2 Bytes |
| – Dot-separator | The character “.” |
| – Subversion | Minor version – 1 or 2 Bytes |
| MInstanceID | Identifier of M-Instance. |
| MEnvironmentID | Identifier of M-Environment. |
| Identifier | Identifier of Process or Item |
| DescrMetadata | Descriptive Metadata |