---
title: "return a list of the file and subcollection components of a particular version of a resource"
method: GET
path: "/id/{dsid}/pdr:v/{version}/pdr:f"
tags: ["Resource Identifiers"]
---

# return a list of the file and subcollection components of a particular version of a resource

`GET /id/{dsid}/pdr:v/{version}/pdr:f`

This returns a JSON list of NERDm Component objects of type DataFile and Subcollection that are part of a particular version of a resource.  This will be an empty list if there are no such components with the idenfied resource.

## Path parameters

- `dsid` string, required
- `version` string, required

## Query parameters

- `format` string

## Response `200`

the identifier was recognized and a list was returned.

- string — a description of the resource in NERDm JSON format; the object will be a NERDm `Resourse` type.

## Other responses

- `400` — the format parameter specified an unsupported or unrecognized output format
- `404` — the resource identifier was not found in the repository.
- `406` — no supportable formats associated with the MIME-types given in the `Accept` parameter, _or_ none of those MIME-types were consistent with the format requested via the `format` parameter.

---

[API](https://skmtc.net/usnistgov/apis/pdr-resource-identifier-resolver-service.md) · [All operations](https://skmtc.net/usnistgov/apis/pdr-resource-identifier-resolver-service/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/usnistgov/pdr-resource-identifier-resolver-service/versions/00ec37e796c3/schema)