Public Registry
QCOS Compatible Registry
The official public list of certified quantum backends. Verify any certification with cryptographic proof.
5
Registry Entries
5
Vendors
3
Regions
0
Active Today
| Vendor | Backend | Tier | Qubits | Region | Benchmark | Valid Until | Status | Cert ID | Action |
|---|---|---|---|---|---|---|---|---|---|
| Quantinuum | h1-1 | Pulse Certified | 20 | Global | 930/100010/10 tests | 6/15/2025 | expired | QCOS-2024-0001 | Verify |
| IonQ | aria-1 | QCOS Compatible | 25 | US East | 905/100010/10 tests | 4/20/2025 | expired | QCOS-2024-0002 | Verify |
| Rigetti | aspen-m3 | QCOS Compatible | 80 | US West | 850/10009/10 tests | 3/10/2025 | expired | QCOS-2024-0003 | Verify |
| IBM Quantum | ibm_brisbane | QCOS Pro | 127 | Global | 910/100010/10 tests | 8/1/2025 | expired | QCOS-2024-0004 | Verify |
| QuEra | aquila | Pulse Certified | 256 | US East | 920/100010/10 tests | 9/20/2025 | expired | QCOS-2024-0007 | Verify |
Machine-Readable Registry
Download the full registry as JSON for programmatic access and verification.
{
"registryVersion": "1.0.0",
"lastUpdated": "2026-07-13T00:00:00Z",
"rootHash": "sha256:<computed-from-current-entries>",
"entries": [
{
"certId": "QCOS-2024-0001",
"vendorId": "quantinuum",
"backendId": "h1-1",
"version": "3.2.0",
"tier": "Pulse Certified",
"effectiveStatus": "expired",
"benchmark": {
"suite": "ACOS-ISA",
"score": 930,
"maxScore": 1000
}
}
],
"signature": null
}Registry Trust Model
Root Authority
SoftQuantus Root CA signs all certification certificates with offline HSM.
Certificate Chain
Each backend cert chains to intermediate CA, verifiable offline.
Registry Hash
Merkle tree root published for tamper-evident registry verification.
Get Your Backend Listed
Join the growing ecosystem of QCOS Compatible quantum backends.