Quantum-state validity
Check a supplied single-qubit complex density matrix for unit trace, Hermiticity and positive semidefiniteness with explicit tolerance; no hardware validation.
Go to this service →Our latest check (2026-10-12)
- Answering
- Yes — valid x402 payment terms
- Time to answer
- 233 ms
- Price
- $0.014 per call
- Paying buyers, last 30 days
- 1 (directory's own records)
- Paid calls, last 30 days
- 1
- Category
- Calculators and conversions
- Address
- https://www.mahastrategies.com/api/v1/micro/quantum-state-validity
Accuracy: paid answers checked against an independent record
Not yet in our paid checks. A seller we have not checked has neither passed nor failed.
For agents
This page as JSON: /sellers/af2931aa2da1.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).