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

Machine

demo-eight-core-cpu

Published
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Description

Synthetic eight-core CPU environment for UI development.

Classification

CPU · Physical evidence

Record history 7 events · revisions and publication decisions
  1. Submitted Ada Decoder Submission event synthesised during history migration. demo-eight-core-cpu
    Event details
    Sequence
    1

    Structured details

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

    Canonical submitted snapshot

    {
  "data": {
    "migration_inferred": true,
    "record_id": "7fe47fcc-a7b9-58ac-8fc8-2b6c02ffa53c",
    "schema_release_id": "dd91efbb-10fe-5cd9-8823-6955be9112c4"
  },
  "schema": {
    "record_type": "machine",
    "version": "0.1"
  }
}
  2. Approved System (migration_backfill) Historical approval actor was not recorded. demo-eight-core-cpu
    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. demo-eight-core-cpu
    Event details
    Sequence
    3
    Caused by
    Event 2

    Structured details

    {
  "migration_inferred": true
}
  4. Revision created Ada Decoder Created this exact record as a successor revision. decc2
    Event details
    Sequence
    4

    Structured details

    {
  "policy_version": "0.1",
  "predecessor_id": "7fe47fcc-a7b9-58ac-8fc8-2b6c02ffa53c"
}
  5. Submitted Ada Decoder Submitted through the Circuit Bench write-side workflow. decc2
    Event details
    Sequence
    5

    Structured details

    {
  "approval_route": "immediate_publication",
  "policy_version": "0.1",
  "projected_state": "published"
}

    Canonical submitted snapshot

    {
  "artifacts": {},
  "data": {
    "description": "Describe the exact hardware and execution environment.",
    "machine_class": "cpu",
    "slug": "decc2",
    "status": "physical",
    "supersedes_machine": "7fe47fcc-a7b9-58ac-8fc8-2b6c02ffa53c"
  },
  "schema": {
    "record_type": "machine",
    "version": "0.1"
  }
}
  6. Approved System (submission_policy) Approved automatically under submission policy 0.1. decc2
    Event details
    Sequence
    6
    Caused by
    Event 5

    Structured details

    {
  "approval_route": "immediate_publication",
  "approved_by": "system",
  "policy_version": "0.1"
}
  7. Published System (submission_policy) Published immediately under submission policy 0.1. decc2
    Event details
    Sequence
    7
    Caused by
    Event 6

    Structured details

    {
  "approval_route": "immediate_publication",
  "approved_by": "system",
  "policy_version": "0.1"
}

Published results using this machine

Scripted query (OData 4.01 subset)
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The current population contains 17 published results. Its filters, query, plot, and sort describe the same population.

Show plotter Hide plotter 17 /17 points
LER upper 95% @ 5% acceptance against t₁₀₀₀ 17 of 17 results plotted.
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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. 17 of 17 results have plottable axis values. 2 · 107 4 · 107 6 · 107 0.1 0.2 0.3 t₁₀₀₀ ns · linear LER upper 95% @ 5% acceptance probability · linear
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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 17 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 (17 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 · Rotated surface-code memory d=5 ee357ba5-20d9-5864-aecc-a7aa214a74a5 0.11 probability
Union-Find Sprint v0.1 · Surface-code logical CNOT d=3 602fbb75-b0e4-5720-ae38-fa0e84bd443c 0.368 probability
Union-Find Sprint v0.1 · Bivariate bicycle 144 memory da85d6df-f6a9-5fb6-b3a4-0f988cea68db 0.218 probability
Union-Find Sprint v0.1 · Triangular colour-code memory d=5 e122ea43-8a3e-5cea-9acd-798d6dd1cca5 0.276 probability
Union-Find Sprint v0.1 · Planar stability experiment d=5 9681485c-751f-5445-af8d-51d04543c1b4 0.184 probability
Union-Find Sprint v0.1 · Rotated surface-code memory d=9 0ab76686-cdfe-5f8e-88c6-77401fbb0e89
Union-Find Sprint v0.1 · Rotated surface-code memory d=7 fd11af5f-d764-5735-89fd-815def0ff127 0.138 probability
Union-Find Sprint v0.1 · Rotated surface-code memory d=3 33a4ec85-ef2b-504a-be59-99d8c10a7ad4 0.322 probability
Union-Find Sprint v0.1 · Rotated surface-code memory d=5 6d190104-5625-561d-9ad8-b9d959523c7d 0.23 probability
Clear Matcher v0.2 · Surface-code logical CNOT d=3 28719784-5a3b-5296-9057-6b6ebcee9e09 0.24 probability
Clear Matcher v0.2 · Bivariate bicycle 144 memory c6cef9d2-b59e-5e1b-b99b-77d7dd124ab8 0.142 probability
Clear Matcher v0.2 · Triangular colour-code memory d=5 27cbdd25-ff82-50b6-a707-c994b3fc11cd 0.18 probability
Clear Matcher v0.2 · Planar stability experiment d=5 f77f4bbb-db94-5122-b9cb-a13f5e569a61 0.12 probability
Clear Matcher v0.2 · Rotated surface-code memory d=9 576db0b6-0379-57b3-a808-ffb468694fff
Clear Matcher v0.2 · Rotated surface-code memory d=7 4efd3f05-f3c7-58fb-ae41-d4ceb24f79a8
Clear Matcher v0.2 · Rotated surface-code memory d=3 1f47b58d-8efa-5d47-84de-5e10bf88aa06 0.21 probability
Clear Matcher v0.2 · Rotated surface-code memory d=5 71f8618f-d8b9-5cd8-bae7-340695f97fc1 0.15 probability
17 records Sort: Published descending

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Decoder Version Algorithm tags Circuit Noise model Shots LER upper 95% @ 5% t₁₀₀₀ (ns) Evaluator scores Reproduction Published 1↓
Clear Matcher0.2Rotated surface-code memory d=5Fixed phenomenological noise10,000 0.11 probability LER upper 95% bound at 5% acceptance: 0.11 probabilityIndependent reproduction31 Aug 2026, 7:03 p.m.
Union-Find Sprint0.1Surface-code logical CNOT d=3Fixed phenomenological noise170,000 0.368 probability Brier loss upper 95% bound: 4.48 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 0.368 probabilityIndependent reproduction31 Aug 2026, 1:03 a.m.
Union-Find Sprint0.1Bivariate bicycle 144 memoryRandomised phenomenological noise160,000 0.218 probability Brier loss upper 95% bound: 2.985 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 0.2185 probabilityIndependent reproduction31 Aug 2026, 1:02 a.m.
Union-Find Sprint0.1Triangular colour-code memory d=5Fixed phenomenological noise150,000 0.276 probability Brier loss upper 95% bound: 3.56 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 0.276 probabilityIndependent reproduction31 Aug 2026, 1:01 a.m.
Union-Find Sprint0.1Planar stability experiment d=5Fixed phenomenological noise140,000 0.184 probability Brier loss upper 95% bound: 2.64 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 0.184 probabilityIndependent reproduction31 Aug 2026, 1 a.m.
Union-Find Sprint0.1Rotated surface-code memory d=9Randomised phenomenological noise130,000 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.
Union-Find Sprint0.1Rotated surface-code memory d=7Randomised phenomenological noise120,000 0.138 probability Brier loss upper 95% bound: 2.18 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 0.138 probabilityIndependent reproduction31 Aug 2026, 12:58 a.m.
Union-Find Sprint0.1Rotated surface-code memory d=3Fixed phenomenological noise110,000 0.322 probability Brier loss upper 95% bound: 4.02 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 0.322 probabilityIndependent reproduction31 Aug 2026, 12:57 a.m.
Union-Find Sprint0.1Rotated surface-code memory d=5Fixed phenomenological noise100,000 0.23 probability Brier loss upper 95% bound: 3.1 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 0.23 probabilityIndependent reproduction31 Aug 2026, 12:56 a.m.
Clear Matcher0.2Surface-code logical CNOT d=3Fixed phenomenological noise170,000 0.24 probability Brier loss upper 95% bound: 3.2 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 0.24 probabilityDecoder-author submitted/approved31 Aug 2026, 12:55 a.m.
Clear Matcher0.2Bivariate bicycle 144 memoryRandomised phenomenological noise160,000 0.142 probability Brier loss upper 95% bound: 2.225 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 0.1425 probabilityDecoder-author submitted/approved31 Aug 2026, 12:54 a.m.
Clear Matcher0.2Triangular colour-code memory d=5Fixed phenomenological noise150,000 0.18 probability Brier loss upper 95% bound: 2.6 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 0.18 probabilityDecoder-author submitted/approved31 Aug 2026, 12:53 a.m.
Clear Matcher0.2Planar stability experiment d=5Fixed phenomenological noise140,000 0.12 probability Brier loss upper 95% bound: 2 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 0.12 probabilityDecoder-author submitted/approved31 Aug 2026, 12:52 a.m.
Clear Matcher0.2Rotated surface-code memory d=9Randomised phenomenological noise130,000 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.
Clear Matcher0.2Rotated surface-code memory d=7Randomised phenomenological noise120,000 Brier loss upper 95% bound: 1.7 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 9 · 10⁻² probabilityDecoder-author submitted/approved31 Aug 2026, 12:50 a.m.
Clear Matcher0.2Rotated surface-code memory d=3Fixed phenomenological noise110,000 0.21 probability Brier loss upper 95% bound: 2.9 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 0.21 probabilityDecoder-author submitted/approved31 Aug 2026, 12:49 a.m.
Clear Matcher0.2Rotated surface-code memory d=5Fixed phenomenological noise100,000 0.15 probability Brier loss upper 95% bound: 2.3 · 10⁻² probability; LER upper 95% bound at 5% acceptance: 0.15 probabilityDecoder-author submitted/approved31 Aug 2026, 12:48 a.m.