---
id: "oa_status"
kind: "datatype"
status: "draft"
is_pii: false
categories: ["science", "publishing"]
langs: ["common"]
quality: 85
url: "https://registry.apicrafter.io/datatype/oa_status"
---

# Open access status (`oa_status`)

> **Draft.** Draft records have not been reviewed yet and may be incomplete or wrong; do not treat them as authoritative for legal or compliance decisions.

Open access status of a scholarly work in the vocabulary of Unpaywall and OpenAlex: gold (published open in an open access journal), diamond (gold without author fees), green (a free copy in a repository), hybrid (open under a license in a subscription journal), bronze (free to read on the publisher site without a license) or closed.

- Parent datatype: `category`
- Personal data (PII): no
- Categories: Scientific (science), Publishing and print (publishing)
- Countries: global
- Languages: Common to most languages (common)
- Classification: categorical

## Detection

Regular expression (Python `re`):

```
^(?:gold|diamond|green|hybrid|bronze|closed)$
```

## Examples

- `gold`
- `green`
- `hybrid`
- `bronze`
- `closed`
- `diamond`
- `open` (invalid example) — Not a status of the vocabulary

## Metacrafter rules

1 rules: 1 match the field name, 0 match values.

- `oastatusbyfield` (field, `common/science.yaml`)

## Supported by tools

- `metacrafter`

## Sources

- doc: <https://docs.openalex.org/api-entities/works/work-object>
- doc: <https://unpaywall.org/data-format>

## Quality

Score 85/100. Missing: mapping (Wikidata, Schema.org, ...), translation.

JSON: <https://registry.apicrafter.io/api/v1/datatypes/oa_status.json> · Edit: <https://github.com/apicrafter/metacrafter-registry/edit/main/data/datatypes/any/science/oa_status.yaml>