Tagsight API

# 1. Upload a P&ID drawing
curl -X POST https://api.tagsight.net/v1/extract \
  -H "Authorization: Bearer ts_your_api_key" \
  -F "file=@your-drawing.pdf"

# Response: { "job_id": "abc123", "status": "queued" }

# 2. Poll for completion
curl https://api.tagsight.net/v1/jobs/abc123 \
  -H "Authorization: Bearer ts_your_api_key"

# Response: { "status": "completed", "instrument_count": 47 }

# 3. Get results
curl https://api.tagsight.net/v1/jobs/abc123/results \
  -H "Authorization: Bearer ts_your_api_key"

# Returns structured instrument data with tag numbers,
# signal classes (AI/AO/DI/DO), descriptions, and confidence scores

import hmac, hashlib

def verify_webhook(body: bytes, signature: str, secret: str) -> bool:
    expected = hmac.new(
        secret.encode(), body, hashlib.sha256
    ).hexdigest()
    return hmac.compare_digest(expected, signature)