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Quick Reference
Score Lookup
curl -H "X-API-Key: pak_..." \
  "https://preprints.ai/v2/score/10.1101/..."
Submit Screening Job
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
Drop a CSV file here, or click to select
One DOI per row. First column used. Max 500 rows.
Active Jobs
Webhooks require a Publisher plan.
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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",
    "screening_signal": {
      "status": "complete",
      "provenance_complete": true,
      "axes": { "evidence": { "status": "available", "value": "B" } }
    }
  }
}

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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