# Crossref Official DOI Metadata & Citation Resolver (`crossref-doi-lookup`)
- **Status**: 200 OK | **Latency**: 1ms | **Cached**: true
- **Primary Authority**: Crossref Official DOI Registration Agency
- **License & Trust**: Public Domain Metadata (Crossref) (public_third_party_api)
- **Verified At (UTC)**: 2026-10-27T22:22:32.681Z
- **Data Freshness**: cached
## Structured Data
```json
{
  "doi": "10.1126/science.aaa8415",
  "title": "Machine learning: Trends, perspectives, and prospects",
  "publisher": "American Association for the Advancement of Science (AAAS)",
  "container_title": "Science",
  "type": "journal-article",
  "cited_by_count": 8968,
  "references_count": 31,
  "authors": [
    {
      "given": "M. I.",
      "family": "Jordan",
      "affiliation": "Department of Electrical Engineering and Computer Sciences, Department of Statistics, University of California, Berkeley, CA, USA."
    },
    {
      "given": "T. M.",
      "family": "Mitchell",
      "affiliation": "Machine Learning Department, Carnegie Mellon University, Pittsburgh, PA, USA."
    }
  ],
  "url": "https://doi.org/10.1126/science.aaa8415"
}
```
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