ResearchRecorded example

Check a citation against its DOI

Turn a DOI into the registered title, authors, publication year and publisher.

Measured measurement Markus Aspelmeyer 2009 · 10.1038/nphys1170

Recorded 2026-10-07 · observed charge $0
A real DOI lookup at zero upstream and buyer charge. Two acceptance rounds also passed, with 10 successful real calls for this tool. Intentional invalid-input tests remain in the run history.

Tools in this workflow

Every tool here is live. Your agent calls them with one Superpowers key.

DOI metadata lookup (Crossref)Live

Connect your agent

Build it step by step

Resolve the source identifier

Compare the returned metadata to the citation you received. Metadata matching does not prove the paper’s claims.

crossref.lookup-doi ↗

{
  "tool": "crossref.lookup-doi",
  "input": {
    "doi": "10.1038/nphys1170"
  }
}

Before you build

Does this prove a scientific claim?

No. It checks the registered bibliographic record; evaluating findings requires reading and assessing the research.