---
title: "List all identifiers"
method: GET
path: "/registrations/{registration_id}/identifiers/"
tags: ["Registrations"]
---

# List all identifiers

`GET /registrations/{registration_id}/identifiers/`

A paginated list of the registration's identifiers.
#### Returns
Returns a JSON object containing `data` and `links` keys.

The `data` key contains an array of identifiers. Each resource in the array is a separate identifier object.

The `links` key contains a dictionary of links that can be used for [pagination](#tag/Pagination).
#### Filtering

You can optionally request that the response only include registrations that match your filters by utilizing the `filter` query parameter, e.g. https://api.osf.io/v2/registrations/wucr8/identifiers/?filter[category]=ark

Identifiers may be filtered by their `category` e.g `ark` or `doi`.

## Path parameters

- `registration_id` string, required

## Response `200`

OK

---

[API](https://skmtc.net/osf/apis/osf-apiv2-documentation.md) · [All operations](https://skmtc.net/osf/apis/osf-apiv2-documentation/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/osf/osf-apiv2-documentation/versions/ca701048eb0d/schema)