Hi Ecri,

Second Roger. Scopus may be a more efficient way for your task You will need

   1. Scopus subscription
   2. Apply for a Scopus API key
   3. and article metadata api
   <https://dev.elsevier.com/sd_article_meta_views.html>is probably the api
   product that you will find open access on article-level

Jiebei
--
Jiebei Luo
She/Her

Financial & Economic Data Analysis Librarian
New York University
Email: [log in to unmask]
ORCID: 0000-0001-9823-585X <https://orcid.org/0000-0001-9823-585X>


On Thu, Jan 26, 2023 at 11:28 AM Roger Reka <[log in to unmask]> wrote:

> Hi Eric,
>
> I personally have used the Scopus API to identify the OA status of
> articles, and Scopus gets its data from Unpaywall (according to the Scopus
> documentation). A subscription to Scopus is required for this.
>
> Unpaywall has an API but I haven't looked into the documentation to see if
> it is possible to get this data:
> https://urldefense.proofpoint.com/v2/url?u=https-3A__unpaywall.org_products_api&d=DwIFAw&c=slrrB7dE8n7gBJbeO0g-IQ&r=WcKcioBoWeANleiHBzsc0g&m=erv0MtDqG2QyLUzDrnSzUhzOuZ-Qq5LwlJVlfKW8CAO-qj__XArAr_BJCx7EbccR&s=iujH7cA2R86Y8kANXUgSaAeCCX3VeId7hmDdXrEa7bE&e=
>
> Regards, Roger
> ________________________________
> From: Code for Libraries <[log in to unmask]> on behalf of Eric
> Lease Morgan <[log in to unmask]>
> Sent: January 26, 2023 11:14 AM
> To: [log in to unmask] <[log in to unmask]>
> Subject: [CODE4LIB] check for open access
>
> Given bibliographic metadata such as author, article title, journal title,
> date, etc., how can one programmatically go about learning whether or not
> the given article has been published as open access? I suppose I could
> query something like SHERPA. No? What might you suggest? --Eric Morgan,
> University of Notre Dame
>