---
title: "Ed25519-signed registration certificate, verifiable offline against the issuer key."
method: GET
path: "/v1/registry/{number}/certificate"
tags: ["Registry"]
---

# Ed25519-signed registration certificate, verifiable offline against the issuer key.

`GET /v1/registry/{number}/certificate`

## Request

- Base URL: `https://www.rightshold.com`
- URL: `https://www.rightshold.com/v1/registry/{number}/certificate`
- Auth: none required

## Path parameters

- `number` string, required

## Headers

- `X-Request-Id` string

## Response `200`

OK

- object: Inferred from 3 recorded responses; required fields appeared in every one; additional properties may appear.
  - `certificate` object, required
    - `type` string, required
    - `v` integer, required
    - `issuer` string, required
    - `key_id` string, required
    - `number` string, required
    - `agent` object, required
      - `id` string, required
      - `handle` string, required
      - `display_name` string, required
      - `key_id` string, nullable, required
      - `tier` string, required
      - `domain` unknown, required
    - `operator` object, required
      - `display_name` string, required
      - `kind` string, required
      - `contact_verified` boolean, required
    - `status` string, required
    - `classes` string[], required
    - `registered_at` string, required
    - `registration_expires_at` string, required
    - `certificate_issued_at` string, required
    - `certificate_expires_at` string, required
    - `status_url` string, required
  - `signature` string, required
  - `alg` string, required
  - `public_key_pem` string, required
  - `how_to_verify` string, required

## Other responses

- `400`: Problem details: a stable error code, type URI, title, status and an explanation
- `401`: Problem details: a stable error code, type URI, title, status and an explanation
- `404`: Problem details: a stable error code, type URI, title, status and an explanation
- `405`: Problem details: a stable error code, type URI, title, status and an explanation
- `422`: Problem details: a stable error code, type URI, title, status and an explanation
- `429`: Request budget exhausted; retry after Retry-After seconds
- `500`: Problem details: a stable error code, type URI, title, status and an explanation
- `4XX`: {error, detail}

---

[API](https://skmtc.dev/rightshold/apis/rightshold-api.md) · [All operations](https://skmtc.dev/rightshold/apis/rightshold-api/llms.txt) · [OpenAPI document](https://skmtc.dev/rightshold/apis/rightshold-api/revisions/cfe84fdde1ca?raw)