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

Result

Streaming Cluster on Rotated surface-code memory d=5

Published
No tags

Result description

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

Outcome accounting

Successful shots
97,782
Logical-failure shots
2,048
Timeout shots
130
Decoder-error shots
40
Total shots
100,000

Arithmetic check: 97,782 successful + 2,048 logical failure + 130 timeout + 40 decoder error = 100,000 = 100,000 total shots.

Score eligibility

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

Failure-probability eligible shots
99,830
Latency eligible shots
99,830

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
99,830
Event count
2,048
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
0.32
Point estimate
0.256
Lower bound
0.208
Upper bound
0.32
Confidence level
0.95
Sample count
5,000
Event count
1,280
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
FPGA
Machine evidence
Estimated
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. Streaming Cluster 0.1 on Rotated surface-code memory d=5
    Event details
    Sequence
    1

    Structured details

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

    Canonical submitted snapshot

    {
  "data": {
    "migration_inferred": true,
    "record_id": "c17e126d-185f-51e9-b309-f33011a18dad",
    "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. Streaming Cluster 0.1 on Rotated surface-code memory d=5
    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. Streaming Cluster 0.1 on Rotated surface-code memory d=5
    Event details
    Sequence
    3
    Caused by
    Event 2

    Structured details

    {
  "migration_inferred": true
}