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Quick Reference
Score Lookup
curl -H "X-API-Key: pak_..." \
  "https://preprints.ai/v2/score/10.1101/..."
Submit Assessment
curl -X POST \
  -d '{"identifier":"10.1101/..."}' \
  "https://preprints.ai/v2/assess"
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Key Security
  • 🔒Keys are stored as one-way hashes — we cannot recover your raw key.
  • 🌐Pass keys via X-API-Key header or Authorization: Bearer.
  • 🚫Never commit keys to version control. Use environment variables.
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Bulk Assessment
Bulk Assessment
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Drop a CSV file here, or click to select
One DOI per row. First column used. Max 500 rows.
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Webhook Configuration
Webhook Configuration
Must accept POST requests with JSON body.
Used for HMAC-SHA256 signature in X-Preprints-Signature.
Payload Format
{
  "event": "assessment.complete",
  "delivery_id": "uuid-...",
  "timestamp": "2026-02-25T14:30:00Z",
  "doi": "10.1101/2025.01.28.123456",
  "data": {
    "grade": "B4",
    "integrity": { "score": 0.82 },
    "novelty":    { "score": 0.76 }
  }
}

Verify the X-Preprints-Signature header matches HMAC-SHA256 of the raw body using your signing secret. Failed deliveries are retried up to 5 times with exponential backoff (5m, 30m, 2h, 8h).

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