Staging installation · synthetic data · not a permanent scientific record · 673dc18 · Merge dev taxonomy work into staging
Circuit Bench

Result

Union-Find Sprint on Surface-code logical CNOT d=3

Published
No tags

Result description

Synthetic result used only to exercise Circuit Bench plots and filters.

Outcome accounting

Successful shots
167,575
Logical-failure shots
2,355
Timeout shots
55
Decoder-error shots
15
Total shots
170,000

Arithmetic check: 167,575 successful + 2,355 logical failure + 55 timeout + 15 decoder error = 170,000 = 170,000 total shots.

Score eligibility

These denominators say which completed logical-outcome shots were eligible for each evaluator input.

Failure-probability eligible shots
169,930
Latency eligible shots
169,930

Evaluator scores

Brier loss upper 95% bound

Provisional test score for calibrated failure probabilities.

Definition key
brier-loss-upper-95
Definition version
0.1
Unit
probability
Ranking direction
Lower is better
Primary value kind
Upper bound
Provisional definition
Yes
Primary value
Point estimate
Lower bound
Upper bound
Confidence level
0.95
Sample count
169,930
Event count
2,355
Definition inputs, parameters, and stored score details

Required inputs

{
  "failure_probability": true,
  "logical_failure": true
}

Definition parameters

{
  "confidence": "0.95"
}

Result-score details

{
  "synthetic_plot_fixture": true
}

LER upper 95% bound at 5% acceptance

Provisional conditional logical-error score.

Definition key
ler-upper-95-at-5pct-acceptance
Definition version
0.1
Unit
probability
Ranking direction
Lower is better
Primary value kind
Upper bound
Provisional definition
Yes
Primary value
0.368
Point estimate
0.2944
Lower bound
0.2392
Upper bound
0.368
Confidence level
0.95
Sample count
8,500
Event count
2,502
Definition inputs, parameters, and stored score details

Required inputs

{
  "failure_probability": true,
  "logical_failure": true
}

Definition parameters

{
  "acceptance": "0.05",
  "confidence": "0.95"
}

Result-score details

{
  "acceptance": "0.05",
  "synthetic_plot_fixture": true
}

Execution and timing

Preparation duration
0.25 s
t_1000
Machine class
CPU
Machine evidence
Physical
Reproduction status
Independent reproduction

Training or preparation workload: Not reported

Software environment: Synthetic plotting fixture

Hyperparameter values

synthetic_fixture=true
Record history 3 events · revisions and publication decisions
  1. Submitted Ada Decoder Submission event synthesised during history migration. Union-Find Sprint 0.1 on Surface-code logical CNOT d=3
    Event details
    Sequence
    1

    Structured details

    {
  "migration_inferred": true,
  "projected_state": "published"
}

    Canonical submitted snapshot

    {
  "data": {
    "migration_inferred": true,
    "record_id": "602fbb75-b0e4-5720-ae38-fa0e84bd443c",
    "schema_release_id": "1e8cf25f-7ffc-580c-8cf3-99f06c10eebb"
  },
  "schema": {
    "record_type": "result",
    "version": "0.1"
  }
}
  2. Approved System (migration_backfill) Historical approval actor was not recorded. Union-Find Sprint 0.1 on Surface-code logical CNOT d=3
    Event details
    Sequence
    2

    Structured details

    {
  "approval_route": "legacy_unknown",
  "migration_inferred": true
}
  3. Published System (migration_backfill) Publication event synthesised from the lifecycle projection. Union-Find Sprint 0.1 on Surface-code logical CNOT d=3
    Event details
    Sequence
    3
    Caused by
    Event 2

    Structured details

    {
  "migration_inferred": true
}