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Interactive Demo

Evidence Explorer

Explore a real QCOS evidence bundle. Every quantum execution produces a cryptographically signed, immutable record with full provenance and audit trail.

Evidence Bundle

Verified

evb-2025-0104-7f3a

VQE Optimization Run1/4/2026, 10:23:45 AM

Job Information

Job ID
job-8f2c4a1b
Name
VQE Optimization Run
Submitted By
alice@enterprise.com
Organization
Enterprise Corp

Backend

Vendor
IBM Quantum
Backend
ibm_brisbane
ACOS Status
Certified (ISA)
Certificate ID
ACOS-IBM-2025-001

Cost Summary

Estimated
€0.45
Actual
€0.42
Variance
-€0.03 (under budget)

Verification Status

Circuit Hash
Capability Freshness
ACOS Certification
Result Integrity
Signature Valid
Ledger Entry
Policy Compliance
Timestamp Chain

What This Evidence Proves

Every QCOS evidence bundle provides cryptographic proof of the following claims, enabling audit-grade compliance and reproducibility.

Provenance

Exact circuit, parameters, and backend used—with hashes

Capability State

Backend calibration snapshot at execution time

Immutability

Results recorded in tamper-evident ledger

Policy Compliance

Budget, approvals, and tags validated

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