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

Circuit revision

Rotated surface-code memory d=9

Published

Description

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

Revision note: Synthetic first revision.

Noise model
Randomised phenomenological noise
Priors randomised
Yes
Code distance upper bound
9
Circuit distance upper bound
9
Rounds
9
Detectors
720
Errors
3,120
Observables
1
CSS
Yes
X only
Yes
Z only
No
Files and DEM construction Schema circuit/0.1

Files

RoleFileBytesSHA-256
Sampling circuit rotated-memory-d9.stim 93 1ad46e59d2aa4879c89b4349316ee217f4086be1cd950a91dbf8f9a837ccf7eb
Detector error model rotated-memory-d9.dem 66 6c8263d2054ac3fa40bdb640bd4a38a108270cefdbff7fd8c7290c63073903d6
Manifest rotated-memory-d9-manifest.json 69 e1c96aca2f05e467b2f0c2475df7b850a26f261e09f760421e12941ed88d8341

Detector error model construction

Stim version
1.15.0
Method
stim.Circuit.detector_error_model
Decompose errors
false
Flatten loops
false
Allow gauge detectors
false
Approximate disjoint errors
No
Ignore decomposition failures
false
Block remnant edges
false
Record history 3 events · revisions and publication decisions
  1. Submitted Casey Circuit Submission event synthesised during history migration. Rotated surface-code memory d=9
    Event details
    Sequence
    1

    Structured details

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

    Canonical submitted snapshot

    {
  "data": {
    "migration_inferred": true,
    "record_id": "1889b886-c1a6-518e-97c1-46f6080e6b9e",
    "schema_release_id": "897d7453-dc92-538f-b1f8-7ef49c6235be"
  },
  "schema": {
    "record_type": "circuit",
    "version": "0.1"
  }
}
  2. Approved System (migration_backfill) Historical approval actor was not recorded. Rotated surface-code memory d=9
    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. Rotated surface-code memory d=9
    Event details
    Sequence
    3
    Caused by
    Event 2

    Structured details

    {
  "migration_inferred": true
}

Decoder results on this circuit

Scripted query (OData 4.01 subset)
Syntax and field reference
Decoding algorithm filters, 0 applied
Algorithm tags all of
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Available tags

Circuit Bench
Machine filters, 0 applied

The current population contains 7 published results. Its filters, query, plot, and sort describe the same population.

Show plotter Hide plotter 6 /7 points
LER upper 95% @ 5% acceptance against t₁₀₀₀ 6 of 7 results plotted; 1 omitted (1 with at least one null axis value).
Main plot settings axes, scales and visible ranges

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Advanced plot settings uncertainty, grid and marker appearance
Scatter plot of LER upper 95% @ 5% acceptance against t₁₀₀₀; x is linear and y is linear. Points retain the caller's result order. Stored intervals are displayed as bars. 6 of 7 results have plottable axis values. 5 · 107 1 · 108 1.5 · 108 2 · 108 2 · 10-2 4 · 10-2 6 · 10-2 8 · 10-2 0.1 t₁₀₀₀ ns · linear LER upper 95% @ 5% acceptance probability · linear
Point details and field definitions

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x-axis
t_1000_ns — t₁₀₀₀ (ns), linear scale, lower is better. Definition
y-axis
score_ler_upper_95_at_5pct_acceptance_v0_1 — LER upper 95% @ 5% acceptance (probability), linear scale, lower is better. Definition
uncertainty
Whisker bars. 0 x-axis and 6 y-axis stored intervals are available in this plotted population. Only complete lower/upper intervals stored under the selected score definition are drawn; Circuit Bench does not infer missing errors.
Plot data
Tabular data for this plot (6 rows)
LER upper 95% @ 5% acceptance against t₁₀₀₀; omitted points are reported above.
Record Result UUID t₁₀₀₀ (ns) LER upper 95% @ 5% acceptance (probability)
Clear Matcher v0.2 576db0b6-0379-57b3-a808-ffb468694fff
Neural Syndrome v0.1 1af2917d-3aeb-5394-8aa4-6ddfa3a1fec1
Sparse BP+OSD v0.1 29839623-53a4-546a-a4f5-f145b9cff782
Sweep Cellular v0.1 0b6b508e-78f1-58bb-b059-29c86245d41d 0.101 probability
Tensor Trail v0.1 9261731f-922d-5854-ac8b-983369a241ba
Union-Find Sprint v0.1 0ab76686-cdfe-5f8e-88c6-77401fbb0e89
7 records Sort: Decoder ascending

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Visible columns
Decoder 1↑ Version Algorithm tags Machine type Machine Shots LER upper 95% @ 5% t₁₀₀₀ (ns) Evaluator scores Reproduction Published
Clear Matcher0.2CPUdemo-eight-core-cpu130,000 Brier loss upper 95% bound: 1.362 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 5.625 · 10⁻² probabilityDecoder-author submitted/approved31 Aug 2026, 12:51 a.m.
Neural Syndrome0.1GPUdemo-single-gpu130,000 Brier loss upper 95% bound: 1.085 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 2.85 · 10⁻² probabilityIndependent reproduction31 Aug 2026, 1:15 a.m.
Sparse BP+OSD0.1GPUdemo-single-gpu130,000 Brier loss upper 95% bound: 1.175 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 3.75 · 10⁻² probabilityIndependent reproduction31 Aug 2026, 1:07 a.m.
Streaming Cluster0.1FPGAdemo-fpga-board130,000 0.12 probability —Brier loss upper 95% bound: 2 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 0.12 probabilityIndependent reproduction31 Aug 2026, 1:39 a.m.
Sweep Cellular0.1FPGAdemo-fpga-board130,000 0.101 probability Brier loss upper 95% bound: 1.812 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 0.1012 probabilityIndependent reproduction31 Aug 2026, 1:23 a.m.
Tensor Trail0.1GPUdemo-single-gpu130,000 Brier loss upper 95% bound: 1.025 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 2.25 · 10⁻² probabilityIndependent reproduction31 Aug 2026, 1:31 a.m.
Union-Find Sprint0.1CPUdemo-eight-core-cpu130,000 Brier loss upper 95% bound: 1.662 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 8.625 · 10⁻² probabilityIndependent reproduction31 Aug 2026, 12:59 a.m.