> ## Documentation Index
> Fetch the complete documentation index at: https://docs.activeviam.com/llms.txt
> Use this file to discover all available pages before exploring further.

# processInstanceId

> The processInstanceId dimension in the Atoti Sign-Off process instance cube, storing the system-generated instance identifier for each sign-off process instance, with processInstanceId hierarchy.

| Description | The Activiti process instance ID. |
| ----------- | --------------------------------- |
| Dimension   | processInstanceId                 |
| Hierarchy   | processInstanceId                 |
| Levels      | \[ALL, processInstanceId]         |