Runtime, Quota, and Trust Portal Templates — Operating Quantum Computers

This appendix provides templates for runtime contract governance, quota and reservation operations, and customer-facing assurance packages.

Runtime contract descriptor

Illustrative listing · yaml

runtime_contract:
  id: qrt-2026-04
  api_version: 2026-04
  primitive_version: v2
  supported_modes:
    - job
    - batch
    - session
    - reservation
  target_model_version: target-graph-v9
  mitigation_profiles:
    - none
    - standard-zne
    - high-confidence
  evidence_schema: qep-v4
  deprecation:
    previous_version: 2026-01
    compatibility_window_days: 45

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Runtime contract descriptor · Figure 1

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flowchart LR
    Contract[Runtime contract] --> API[API version]
    Contract --> Modes[Execution modes]
    Contract --> Target[Target model]
    Contract --> Mitigation[Mitigation profiles]
    Contract --> Evidence[Evidence schema]
    Contract --> Deprecation[Deprecation window]

Quota ledger event

Illustrative listing · yaml

event_type: quantum.quota.consumed
event_id: qquota-evt-000918
workload_id: qwl-456
project: chemistry-platform
provider: aws-braket
backend: example-qpu
native_unit: shots
requested: 100000
accepted: 100000
estimated_cost_usd: 125.00
reservation_id: null
timestamp: 2026-04-20T18:00:00Z

Reservation readiness checklist

Item	Required before reservation
workload bundle finalized	yes
simulator rehearsal complete	yes
evidence path tested	yes
rollback and cancellation path known	yes
utilization plan approved	yes
support channel staffed	yes
quota and budget approved	yes
post-run review scheduled	yes

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Reservation readiness checklist · Figure 2

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flowchart TB
    Ready[Reservation readiness] --> Workload[Workload bundle]
    Ready --> Rehearsal[Simulator rehearsal]
    Ready --> Evidence[Evidence path]
    Ready --> Utilization[Utilization plan]
    Ready --> Support[Support staffing]
    Ready --> Review[Post-run review]

Trust portal assurance package

Illustrative listing · yaml

package_id: qtrust-2026-q2
audience: customer
coverage_period:
  start: 2026-04-01
  end: 2026-06-30
included_sections:
  - control_probe_summary
  - runtime_contracts
  - provider_matrix
  - data_handling
  - incident_summary
  - evidence_model
redaction_profile: customer-safe
signature:
  format: sigstore-bundle
  bundle_uri: s3://trust/qtrust-2026-q2/bundle.json

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Trust portal assurance package · Figure 3

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sequenceDiagram
    participant Evidence as Evidence graph
    participant Redactor as Redaction service
    participant Signer as Signing service
    participant Portal as Trust portal
    participant Customer as Customer
    Evidence->>Redactor: Select customer-safe facts
    Redactor->>Signer: Produce assurance package
    Signer->>Portal: Publish signed package
    Customer->>Portal: Download and verify

External claim review

Illustrative listing · yaml

claim_id: qclaim-utility-018
claim_text: "The service provides reproducible evidence packages for supported workloads."
claim_type: reproducibility
evidence_sources:
  - qep_schema_validation_rate
  - replay_success_rate
  - trace_coverage
reviewers:
  - quantum-ops
  - legal
  - product
decision: approved
expiration: 2026-07-01

Diagram loads as you read

External claim review · Figure 4

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flowchart LR
    Claim[External claim] --> Evidence[Evidence sources]
    Evidence --> Review[Review board]
    Review --> Decision{Approve?}
    Decision -- yes --> Publish[Publish]
    Decision -- no --> Revise[Revise or reject]

Additional technical sources: [R286].