> For the complete documentation index, see [llms.txt](https://help.aristotlemetadata.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.aristotlemetadata.com/administrator-tasks/creating-and-editing-namespaces-and-identifiers.md).
# Creating and editing namespaces and identifiers
{% hint style="info" %}
Namespaces and identifiers can only be created and edited by an Administrator of a Stewardship Organization.
{% endhint %}
{% hint style="info" %}
**What is a Namespace?**
A namespace is the scope of an identifier. In the case that two people or Stewardship Organizations use the same identifier, they can be differentiated using their namespaces.
{% endhint %}
## Namespaces and Identifiers
### How to add a new Namespace to a Stewardship Organization
1. Select 'Browse' from the registry header.
2. Select 'Stewardship Organisations'.
3. Select the Stewardship Organisation to which you'd like to add a new namespace.
2\. Select the tab, then select 'Namespace'.
3\. Select 'Create Namespace'.
4\. Fill in the form. The Stewardship Organization will be pre-selected for you, add in a Name for the Namespace and then a definition.
5\. Once done, select the button and you will be taken to the newly created Namespace page.
### How to edit a Namespace in a Stewardship Organization
1. Go to the Stewardship Organization homepage.
2\. Select the tab and then select Namespace under Type.
Select the Name of the Namespace you would like to edit
3\. Click on the name to select the Namespace you would like to edit.
4\. You will be taken to that Namespaces page.
5\. To edit the Namespace, in 'Actions' select 'Open item editor'.
6\. Here you can edit the Namespace. Once you're done editing, don't forget to Save Changes.
### How to add a Namespace and Identifier to an item
1. Go to the item page of the item you would like to add a Namespace/identifier to.
2\. In the Actions bar select 'Open item editor'.
3\. From here, select the 'Identifiers' tab.
4\. Select 'Add' and a new Namespace field will appear.
5\. Select the Namespace you would like to have an Identifier in, then add in an Identifier and version (not required).
6\. Select and your Identifier will now be visible in the Info Box of the item.