{
 "name": "Records",
 "description": "The best published figure for each measure, over time: each record with the paper or release that reports it, the lab, the date and the method. Only like is compared with like.",
 "url": "https://quantum.world/records",
 "publisher": "Quantum.world",
 "licence": {
  "name": "CC BY 4.0",
  "url": "https://creativecommons.org/licenses/by/4.0/"
 },
 "credit": "Quantum.world, Records (https://quantum.world/records), CC BY 4.0",
 "note": "Every value was read on the maker's own page, with the day; `checked` says whether a machine found it printed there. A field a page does not give is absent, never zero; `unconfirmed` says why.",
 "generated_at": "2026-11-02T15:33:09.268Z",
 "fields": [
  {
   "key": "metric",
   "label": "Measure",
   "kind": "enum"
  },
  {
   "key": "value",
   "label": "Value",
   "kind": "number"
  },
  {
   "key": "reported",
   "label": "Reported",
   "kind": "date"
  },
  {
   "key": "method",
   "label": "Method",
   "kind": "text"
  },
  {
   "key": "paper",
   "label": "Paper or release",
   "kind": "url"
  },
  {
   "key": "peer_reviewed",
   "label": "Peer reviewed",
   "kind": "bool"
  }
 ],
 "entries": [
  {
   "slug": "24-entangled-logical-qubits-on-a-neutral-atom-processor",
   "name": "24 entangled logical qubits on a neutral-atom processor",
   "url": "https://quantum.world/records/24-entangled-logical-qubits-on-a-neutral-atom-processor",
   "maker": "Microsoft Quantum",
   "updated_at": "2026-10-22T20:23:44.522552+00:00",
   "values": {
    "metric": {
     "value": "logical-qubits",
     "text": "Logical qubits entangled",
     "source": "https://arxiv.org/abs/2411.11822",
     "read_on": "2026-10-20",
     "checked": null
    },
    "value": {
     "value": 24,
     "text": "24 logical qubits",
     "unit": "logical qubits",
     "source": "https://arxiv.org/abs/2411.11822",
     "read_on": "2026-10-20",
     "checked": true
    },
    "reported": {
     "value": "2024-11-18",
     "text": "18 November 2024",
     "source": "https://arxiv.org/abs/2411.11822",
     "read_on": "2026-10-20",
     "checked": true
    },
    "paper": {
     "value": "https://arxiv.org/abs/2411.11822",
     "text": "https://arxiv.org/abs/2411.11822",
     "source": "https://arxiv.org/abs/2411.11822",
     "read_on": "2026-10-20",
     "checked": null
    }
   },
   "unconfirmed": [
    {
     "field": "peer_reviewed",
     "why": "The arXiv page gives the submission and revision history but does not state whether the paper was peer reviewed."
    },
    {
     "field": "method",
     "why": "two readings disagree: We demonstrate fault-tolerant quantum computation on a quantum processor with 256 qubits, each an individual neutral Ytterbium atom. and Using a neutral atom quantum processor with 256 qubits, each an individual neutral Ytterbium atom. ... We demonstrate the entanglement of 24 logical qubits encoded into 48 atoms, at once catching errors and correcting for, on average 1.8, lost atoms."
    }
   ]
  },
  {
   "slug": "color-code-memory-below-threshold-distance-7",
   "name": "Color code memory below threshold (distance 7)",
   "url": "https://quantum.world/records/color-code-memory-below-threshold-distance-7",
   "maker": "Quantinuum",
   "updated_at": "2026-10-22T20:23:44.522552+00:00",
   "values": {
    "metric": {
     "value": "logical-error-rate",
     "text": "Logical error rate",
     "source": "https://arxiv.org/abs/2610.24077",
     "read_on": "2026-10-20",
     "checked": false
    },
    "reported": {
     "value": "2026-10-16",
     "text": "16 October 2026",
     "source": "https://arxiv.org/abs/2610.24077",
     "read_on": "2026-10-20",
     "checked": true
    },
    "paper": {
     "value": "https://arxiv.org/abs/2610.24077",
     "text": "https://arxiv.org/abs/2610.24077",
     "source": "https://arxiv.org/abs/2610.24077",
     "read_on": "2026-10-20",
     "checked": null
    }
   },
   "unconfirmed": [
    {
     "field": "peer_reviewed",
     "why": "The cited arXiv page identifies a submitted preprint, and neither it nor the Quantinuum release states that this work has been peer reviewed."
    },
    {
     "field": "value",
     "why": "the figure is not printed in its sentence (a sum or a figure the page does not give)"
    },
    {
     "field": "method",
     "why": "two readings disagree: Here we demonstrate below-threshold operation of triangular color codes with distances $d=3,5,$ and $7$ on Quantinuum’s Helios trapped-ion quantum processor. and triangular color code distance-7 memory experiment on Helios trapped-ion processor with SWAP-superdense syndrome extraction and leakage reduction"
    }
   ]
  },
  {
   "slug": "fluxonium-cnot-gate-by-selective-darkening",
   "name": "Fluxonium CNOT gate by selective darkening",
   "url": "https://quantum.world/records/fluxonium-cnot-gate-by-selective-darkening",
   "maker": "University of Maryland",
   "updated_at": "2026-10-22T20:23:44.522552+00:00",
   "values": {
    "reported": {
     "value": "2024-07-22",
     "text": "22 July 2024",
     "source": "https://arxiv.org/abs/2407.15783",
     "read_on": "2026-10-20",
     "checked": true
    },
    "method": {
     "value": "In this paper, we realize a 60 ns direct CNOT-gate on two inductively-coupled fluxonium qubits using selective darkening approach, resulting in a gate fidelity as high as 99.94%.",
     "text": "In this paper, we realize a 60 ns direct CNOT-gate on two inductively-coupled fluxonium qubits using selective darkening approach, resulting in a gate fidelity as high as 99.94%.",
     "source": "https://arxiv.org/abs/2407.15783",
     "read_on": "2026-10-20",
     "checked": true
    },
    "paper": {
     "value": "https://arxiv.org/abs/2407.15783",
     "text": "https://arxiv.org/abs/2407.15783",
     "source": "https://arxiv.org/abs/2407.15783",
     "read_on": "2026-10-20",
     "checked": null
    },
    "peer_reviewed": {
     "value": true,
     "text": "Yes",
     "source": "https://journals.aps.org/prxquantum/abstract/10.1103/PRXQuantum.6.010349",
     "read_on": "2026-10-20",
     "checked": null
    }
   },
   "unconfirmed": [
    {
     "field": "value",
     "why": "its line was not found on its page, and a second reading did not confirm it"
    },
    {
     "field": "metric",
     "why": "its line was not found on its page, and a second reading did not confirm it"
    }
   ]
  },
  {
   "slug": "helios-logical-qubits-entangled-error-detected",
   "name": "Helios logical qubits entangled (error detected)",
   "url": "https://quantum.world/records/helios-logical-qubits-entangled-error-detected",
   "maker": "Quantinuum",
   "updated_at": "2026-10-22T20:23:44.522552+00:00",
   "values": {
    "metric": {
     "value": "logical-qubits",
     "text": "Logical qubits entangled",
     "source": "https://www.quantinuum.com/press-releases/quantinuum-announces-commercial-launch-of-new-helios-quantum-computer-that-offers-unprecedented-accuracy-to-enable-generative-quantum-ai-genqai",
     "read_on": "2026-10-16",
     "checked": null
    },
    "value": {
     "value": 94,
     "text": "94 LQ",
     "unit": "LQ",
     "source": "https://www.quantinuum.com/press-releases/quantinuum-announces-commercial-launch-of-new-helios-quantum-computer-that-offers-unprecedented-accuracy-to-enable-generative-quantum-ai-genqai",
     "read_on": "2026-10-16",
     "checked": true
    },
    "reported": {
     "value": "2025-11-05",
     "text": "5 November 2025",
     "source": "https://www.quantinuum.com/press-releases/quantinuum-announces-commercial-launch-of-new-helios-quantum-computer-that-offers-unprecedented-accuracy-to-enable-generative-quantum-ai-genqai",
     "read_on": "2026-10-16",
     "checked": true
    },
    "paper": {
     "value": "https://www.quantinuum.com/press-releases/quantinuum-announces-commercial-launch-of-new-helios-quantum-computer-that-offers-unprecedented-accuracy-to-enable-generative-quantum-ai-genqai",
     "text": "https://www.quantinuum.com/press-releases/quantinuum-announces-commercial-launch-of-new-helios-quantum-computer-that-offers-unprecedented-accuracy-to-enable-generative-quantum-ai-genqai",
     "source": "https://www.quantinuum.com/press-releases/quantinuum-announces-commercial-launch-of-new-helios-quantum-computer-that-offers-unprecedented-accuracy-to-enable-generative-quantum-ai-genqai",
     "read_on": "2026-10-16",
     "checked": null
    }
   },
   "unconfirmed": [
    {
     "field": "peer_reviewed",
     "why": "The cited source is a press release, and the maker's pages reviewed do not establish whether this specific 94-logical-qubit result was peer reviewed."
    },
    {
     "field": "method",
     "why": "its line was not found on its page, and a second reading did not confirm it"
    }
   ]
  },
  {
   "slug": "helios-two-qubit-gate-fidelity",
   "name": "Helios two-qubit gate fidelity",
   "url": "https://quantum.world/records/helios-two-qubit-gate-fidelity",
   "maker": "Quantinuum",
   "updated_at": "2026-10-22T20:23:44.522552+00:00",
   "values": {
    "metric": {
     "value": "fidelity-2q",
     "text": "Two-qubit gate fidelity",
     "source": "https://www.quantinuum.com/press-releases/quantinuum-announces-commercial-launch-of-new-helios-quantum-computer-that-offers-unprecedented-accuracy-to-enable-generative-quantum-ai-genqai",
     "read_on": "2026-10-16",
     "checked": null
    },
    "value": {
     "value": 99.921,
     "text": "99.921 %",
     "unit": "%",
     "source": "https://www.quantinuum.com/press-releases/quantinuum-announces-commercial-launch-of-new-helios-quantum-computer-that-offers-unprecedented-accuracy-to-enable-generative-quantum-ai-genqai",
     "read_on": "2026-10-16",
     "checked": true
    },
    "reported": {
     "value": "2025-11-05",
     "text": "5 November 2025",
     "source": "https://www.quantinuum.com/press-releases/quantinuum-announces-commercial-launch-of-new-helios-quantum-computer-that-offers-unprecedented-accuracy-to-enable-generative-quantum-ai-genqai",
     "read_on": "2026-10-16",
     "checked": true
    },
    "paper": {
     "value": "https://www.quantinuum.com/press-releases/quantinuum-announces-commercial-launch-of-new-helios-quantum-computer-that-offers-unprecedented-accuracy-to-enable-generative-quantum-ai-genqai",
     "text": "https://www.quantinuum.com/press-releases/quantinuum-announces-commercial-launch-of-new-helios-quantum-computer-that-offers-unprecedented-accuracy-to-enable-generative-quantum-ai-genqai",
     "source": "https://www.quantinuum.com/press-releases/quantinuum-announces-commercial-launch-of-new-helios-quantum-computer-that-offers-unprecedented-accuracy-to-enable-generative-quantum-ai-genqai",
     "read_on": "2026-10-16",
     "checked": null
    }
   },
   "unconfirmed": [
    {
     "field": "peer_reviewed",
     "why": "The Quantinuum release and the linked paper page do not state whether the paper was peer reviewed."
    },
    {
     "field": "method",
     "why": "its line was not found on its page, and a second reading did not confirm it"
    }
   ]
  },
  {
   "slug": "hyperfine-qubit-coherence-in-a-tweezer-array",
   "name": "Hyperfine qubit coherence in a tweezer array",
   "url": "https://quantum.world/records/hyperfine-qubit-coherence-in-a-tweezer-array",
   "maker": "Caltech",
   "updated_at": "2026-10-22T20:23:44.522552+00:00",
   "values": {
    "metric": {
     "value": "coherence",
     "text": "Coherence time",
     "source": "https://arxiv.org/html/2403.12021v1",
     "read_on": "2026-10-16",
     "checked": false
    },
    "value": {
     "value": 12.6,
     "text": "12.6 seconds",
     "unit": "seconds",
     "source": "https://arxiv.org/html/2403.12021v1",
     "read_on": "2026-10-16",
     "checked": true
    },
    "reported": {
     "value": "2024-03-18",
     "text": "18 March 2024",
     "source": "https://arxiv.org/abs/2403.12021",
     "read_on": "2026-10-16",
     "checked": true
    },
    "paper": {
     "value": "https://arxiv.org/abs/2403.12021",
     "text": "https://arxiv.org/abs/2403.12021",
     "source": "https://arxiv.org/abs/2403.12021",
     "read_on": "2026-10-16",
     "checked": null
    },
    "peer_reviewed": {
     "value": true,
     "text": "Yes",
     "source": "https://www.nature.com/articles/s41586-025-09641-4",
     "read_on": "2026-10-16",
     "checked": null
    }
   },
   "unconfirmed": [
    {
     "field": "method",
     "why": "two readings disagree: XY16 dynamical decoupling of hyperfine qubits in optical tweezers and By applying cycles of XY16 sequences with a period of 12.5 ms between π pulses, the measured dephasing time is T2 = 12.6(1) s, a new benchmark for the coherence time of an array of hyperfine qubits in optical tweezers"
    }
   ]
  },
  {
   "slug": "ionized-phosphorus-nuclear-spin-coherence-in-silicon",
   "name": "Ionized phosphorus nuclear spin coherence in silicon",
   "url": "https://quantum.world/records/ionized-phosphorus-nuclear-spin-coherence-in-silicon",
   "maker": "UNSW",
   "updated_at": "2026-10-22T20:23:44.522552+00:00",
   "values": {
    "metric": {
     "value": "coherence",
     "text": "Coherence time",
     "source": "https://arxiv.org/html/1402.7140v1",
     "read_on": "2026-10-20",
     "checked": false
    }
   },
   "unconfirmed": [
    {
     "field": "method",
     "why": "the reading gave a value this register cannot hold"
    },
    {
     "field": "paper",
     "why": "two readings disagree: https://arxiv.org/abs/1402.7140 and https://arxiv.org/abs/1302.0047"
    },
    {
     "field": "value",
     "why": "two readings disagree: 35.6 and 60"
    },
    {
     "field": "reported",
     "why": "two readings disagree: 2014-02-28 and 2013-02-01"
    },
    {
     "field": "peer_reviewed",
     "why": "two readings disagree: true and false"
    }
   ]
  },
  {
   "slug": "logical-quantum-processor-with-48-entangled-logical-qubits",
   "name": "Logical quantum processor with 48 entangled logical qubits",
   "url": "https://quantum.world/records/logical-quantum-processor-with-48-entangled-logical-qubits",
   "maker": "Harvard University",
   "updated_at": "2026-10-22T20:23:44.522552+00:00",
   "values": {
    "reported": {
     "value": "2023-12-06",
     "text": "6 December 2023",
     "source": "https://www.nature.com/articles/s41586-023-06927-3",
     "read_on": "2026-10-20",
     "checked": true
    },
    "paper": {
     "value": "https://www.nature.com/articles/s41586-023-06927-3",
     "text": "https://www.nature.com/articles/s41586-023-06927-3",
     "source": "https://www.nature.com/articles/s41586-023-06927-3",
     "read_on": "2026-10-20",
     "checked": null
    },
    "peer_reviewed": {
     "value": true,
     "text": "Yes",
     "source": "https://www.nature.com/articles/s41586-023-06927-3",
     "read_on": "2026-10-20",
     "checked": null
    }
   },
   "unconfirmed": [
    {
     "field": "method",
     "why": "The paper describes the reconfigurable neutral-atom platform and the 3D [[8,3,2]] code technique in separate sentences. No single sentence in the abstract or release names both for this figure, as required."
    },
    {
     "field": "value",
     "why": "its line was not found on its page, and a second reading did not confirm it"
    },
    {
     "field": "metric",
     "why": "its line was not found on its page, and a second reading did not confirm it"
    }
   ]
  },
  {
   "slug": "silicon-spin-two-qubit-gate-above-the-fault-tolerance-threshold",
   "name": "Silicon spin two-qubit gate above the fault-tolerance threshold",
   "url": "https://quantum.world/records/silicon-spin-two-qubit-gate-above-the-fault-tolerance-threshold",
   "maker": "RIKEN",
   "updated_at": "2026-10-22T20:23:44.522552+00:00",
   "values": {
    "metric": {
     "value": "fidelity-2q",
     "text": "Two-qubit gate fidelity",
     "source": "https://arxiv.org/pdf/2108.02626",
     "read_on": "2026-10-20",
     "checked": null
    },
    "peer_reviewed": {
     "value": true,
     "text": "Yes",
     "source": "https://www.nature.com/articles/s41586-021-04182-y",
     "read_on": "2026-10-20",
     "checked": null
    }
   },
   "unconfirmed": [
    {
     "field": "paper",
     "why": "two readings disagree: https://arxiv.org/abs/2108.02626 and https://www.nature.com/articles/s41586-021-04182-y"
    },
    {
     "field": "value",
     "why": "two readings disagree: 99.51 and 99.5"
    },
    {
     "field": "method",
     "why": "two readings disagree: Here we demonstrate a two-qubit gate fidelity of 99.5 per cent, along with single-qubit gate fidelities of 99.8 per cent, in silicon spin qubits by fast electrical control using a micromagnet-induced gradient field and a tunable two-qubit coupling. and by fast electrical control using a micromagnet-induced gradient field and a tunable two-qubit coupling"
    },
    {
     "field": "reported",
     "why": "two readings disagree: 2021-08-05 and 2022-01-19"
    }
   ]
  },
  {
   "slug": "single-ytterbium-ion-qubit-coherence-beyond-one-hour",
   "name": "Single ytterbium ion-qubit coherence beyond one hour",
   "url": "https://quantum.world/records/single-ytterbium-ion-qubit-coherence-beyond-one-hour",
   "maker": "Tsinghua University",
   "updated_at": "2026-10-22T20:23:44.522552+00:00",
   "values": {
    "metric": {
     "value": "coherence",
     "text": "Coherence time",
     "source": "https://arxiv.org/abs/2008.00251",
     "read_on": "2026-10-20",
     "checked": false
    },
    "reported": {
     "value": "2020-08-01",
     "text": "1 August 2020",
     "source": "https://arxiv.org/abs/2008.00251",
     "read_on": "2026-10-20",
     "checked": true
    },
    "paper": {
     "value": "https://arxiv.org/abs/2008.00251",
     "text": "https://arxiv.org/abs/2008.00251",
     "source": "https://arxiv.org/abs/2008.00251",
     "read_on": "2026-10-20",
     "checked": false
    },
    "peer_reviewed": {
     "value": true,
     "text": "Yes",
     "source": "https://arxiv.org/abs/2008.00251",
     "read_on": "2026-10-20",
     "checked": null
    }
   },
   "unconfirmed": [
    {
     "field": "method",
     "why": "The paper gives platform and experimental details, including the ion species and dynamical-decoupling technique, but I could not confirm a single sentence in the abstract or release that names both the platform and the technique behind this T2 figure, as required."
    },
    {
     "field": "value",
     "why": "two readings disagree: 4235 and 5500"
    }
   ]
  },
  {
   "slug": "sqale-30-entangled-logical-qubits",
   "name": "Sqale 30 entangled logical qubits",
   "url": "https://quantum.world/records/sqale-30-entangled-logical-qubits",
   "maker": "Infleqtion",
   "updated_at": "2026-10-22T20:23:44.522552+00:00",
   "values": {
    "metric": {
     "value": "logical-qubits",
     "text": "Logical qubits entangled",
     "source": "https://infleqtion.com/demonstration-of-30-logical-qubits-on-sqale/",
     "read_on": "2026-10-16",
     "checked": null
    },
    "value": {
     "value": 30,
     "text": "30",
     "source": "https://infleqtion.com/infleqtion-achieves-30-entangled-logical-qubits-on-its-sqale-quantum-computer/",
     "read_on": "2026-10-16",
     "checked": true
    },
    "reported": {
     "value": "2026-09-24",
     "text": "24 September 2026",
     "source": "https://infleqtion.com/infleqtion-achieves-30-entangled-logical-qubits-on-its-sqale-quantum-computer/",
     "read_on": "2026-10-16",
     "checked": true
    },
    "paper": {
     "value": "https://infleqtion.com/infleqtion-achieves-30-entangled-logical-qubits-on-its-sqale-quantum-computer/",
     "text": "https://infleqtion.com/infleqtion-achieves-30-entangled-logical-qubits-on-its-sqale-quantum-computer/",
     "source": "https://infleqtion.com/infleqtion-achieves-30-entangled-logical-qubits-on-its-sqale-quantum-computer/",
     "read_on": "2026-10-16",
     "checked": null
    }
   },
   "unconfirmed": [
    {
     "field": "peer_reviewed",
     "why": "The company pages do not state that this result has been peer reviewed. The technical write-up says a full paper is planned for release in the coming weeks, but does not report peer-review status."
    },
    {
     "field": "method",
     "why": "its line was not found on its page, and a second reading did not confirm it"
    }
   ]
  },
  {
   "slug": "surface-code-memory-below-threshold-distance-7",
   "name": "Surface code memory below threshold (distance 7)",
   "url": "https://quantum.world/records/surface-code-memory-below-threshold-distance-7",
   "maker": "Google Quantum AI",
   "updated_at": "2026-10-23T19:19:29.479257+00:00",
   "values": {
    "metric": {
     "value": "logical-error-rate",
     "text": "Logical error rate",
     "source": "https://arxiv.org/abs/2408.13687",
     "read_on": "2026-10-23",
     "checked": null
    },
    "value": {
     "value": 0.143,
     "text": "0.143 %",
     "unit": "%",
     "source": "https://arxiv.org/abs/2408.13687",
     "read_on": "2026-10-23",
     "checked": true
    },
    "reported": {
     "value": "2024-08-24",
     "text": "24 August 2024",
     "source": "https://arxiv.org/abs/2408.13687",
     "read_on": "2026-10-23",
     "checked": true
    },
    "method": {
     "value": "In this work, we present two surface code memories operating below this threshold: a distance-7 code and a distance-5 code integrated with a real-time decoder.",
     "text": "In this work, we present two surface code memories operating below this threshold: a distance-7 code and a distance-5 code integrated with a real-time decoder.",
     "source": "https://arxiv.org/abs/2408.13687",
     "read_on": "2026-10-23",
     "checked": true
    },
    "paper": {
     "value": "https://arxiv.org/abs/2408.13687",
     "text": "https://arxiv.org/abs/2408.13687",
     "source": "https://arxiv.org/abs/2408.13687",
     "read_on": "2026-10-23",
     "checked": null
    },
    "peer_reviewed": {
     "value": true,
     "text": "Yes",
     "source": "https://arxiv.org/abs/2408.13687",
     "read_on": "2026-10-23",
     "checked": null
    }
   },
   "unconfirmed": []
  },
  {
   "slug": "tantalum-on-silicon-2d-transmon-lifetime",
   "name": "Tantalum-on-silicon 2D transmon lifetime",
   "url": "https://quantum.world/records/tantalum-on-silicon-2d-transmon-lifetime",
   "maker": "Princeton University",
   "updated_at": "2026-10-22T20:23:44.522552+00:00",
   "values": {
    "metric": {
     "value": "coherence",
     "text": "Coherence time",
     "source": "https://arxiv.org/abs/2503.14798",
     "read_on": "2026-10-20",
     "checked": null
    },
    "value": {
     "value": 1.68,
     "text": "1.68 ms",
     "unit": "ms",
     "source": "https://arxiv.org/abs/2503.14798",
     "read_on": "2026-10-20",
     "checked": true
    },
    "reported": {
     "value": "2025-03-19",
     "text": "19 March 2025",
     "source": "https://arxiv.org/abs/2503.14798",
     "read_on": "2026-10-20",
     "checked": true
    },
    "paper": {
     "value": "https://arxiv.org/abs/2503.14798",
     "text": "https://arxiv.org/abs/2503.14798",
     "source": "https://arxiv.org/abs/2503.14798",
     "read_on": "2026-10-20",
     "checked": null
    },
    "peer_reviewed": {
     "value": true,
     "text": "Yes",
     "source": "https://www.nature.com/articles/s41586-025-09687-4",
     "read_on": "2026-10-20",
     "checked": null
    }
   },
   "unconfirmed": [
    {
     "field": "method",
     "why": "two readings disagree: Here we show that replacing the substrate with high-resistivity silicon (Si) dramatically decreases the bulk substrate loss, enabling 2D transmons with time-averaged quality factors (Q) exceeding 1.5 x 10^7, reaching a maximum Q of 2.5 x 10^7, corresponding to a lifetime (T_1) of up to 1.68 ms. and Tantalum-on-high-resistivity silicon 2D transmons with improved junction deposition"
    }
   ]
  },
  {
   "slug": "time-optimal-rydberg-cz-gate-in-a-neutral-atom-array",
   "name": "Time-optimal Rydberg CZ gate in a neutral-atom array",
   "url": "https://quantum.world/records/time-optimal-rydberg-cz-gate-in-a-neutral-atom-array",
   "maker": "Caltech",
   "updated_at": "2026-10-22T20:23:44.522552+00:00",
   "values": {
    "metric": {
     "value": "fidelity-2q",
     "text": "Two-qubit gate fidelity",
     "source": "https://arxiv.org/abs/2407.20184",
     "read_on": "2026-10-20",
     "checked": null
    },
    "value": {
     "value": 0.9971,
     "text": "0.9971",
     "source": "https://arxiv.org/abs/2407.20184",
     "read_on": "2026-10-20",
     "checked": true
    },
    "reported": {
     "value": "2024-07-29",
     "text": "29 July 2024",
     "source": "https://arxiv.org/abs/2407.20184",
     "read_on": "2026-10-20",
     "checked": true
    },
    "paper": {
     "value": "https://arxiv.org/abs/2407.20184",
     "text": "https://arxiv.org/abs/2407.20184",
     "source": "https://arxiv.org/abs/2407.20184",
     "read_on": "2026-10-20",
     "checked": null
    },
    "peer_reviewed": {
     "value": true,
     "text": "Yes",
     "source": "https://journals.aps.org/authors/editorial-policies",
     "read_on": "2026-10-20",
     "checked": null
    }
   },
   "unconfirmed": [
    {
     "field": "method",
     "why": "the reading gave a value this register cannot hold"
    }
   ]
  },
  {
   "slug": "trapped-ion-smooth-gate-without-ground-state-cooling",
   "name": "Trapped-ion smooth gate without ground-state cooling",
   "url": "https://quantum.world/records/trapped-ion-smooth-gate-without-ground-state-cooling",
   "maker": null,
   "updated_at": "2026-10-22T20:23:44.522552+00:00",
   "values": {
    "reported": {
     "value": "2025-10-20",
     "text": "20 October 2025",
     "source": "https://arxiv.org/abs/2510.17286",
     "read_on": "2026-10-20",
     "checked": true
    },
    "paper": {
     "value": "https://arxiv.org/abs/2510.17286",
     "text": "https://arxiv.org/abs/2510.17286",
     "source": "https://arxiv.org/abs/2510.17286",
     "read_on": "2026-10-20",
     "checked": null
    }
   },
   "unconfirmed": [
    {
     "field": "peer_reviewed",
     "why": "The arXiv page identifies this as an arXiv submission but does not state whether it has been peer reviewed; no primary journal article confirming peer review was found."
    },
    {
     "field": "value",
     "why": "its line was not found on its page, and a second reading did not confirm it"
    },
    {
     "field": "holder",
     "why": "its line was not found on its page, and a second reading did not confirm it"
    },
    {
     "field": "method",
     "why": "its line was not found on its page, and a second reading did not confirm it"
    },
    {
     "field": "metric",
     "why": "its line was not found on its page, and a second reading did not confirm it"
    }
   ]
  },
  {
   "slug": "tweezer-array-with-6100-atomic-qubits",
   "name": "Tweezer array with 6100 atomic qubits",
   "url": "https://quantum.world/records/tweezer-array-with-6100-atomic-qubits",
   "maker": "Caltech",
   "updated_at": "2026-10-24T18:19:15.160388+00:00",
   "values": {
    "metric": {
     "value": "physical-qubits",
     "text": "Physical qubits in one system",
     "source": "https://www.nature.com/articles/s41586-025-09641-4",
     "read_on": "2026-10-16",
     "checked": null
    },
    "value": {
     "value": 6100,
     "text": "6,100 qubits",
     "unit": "qubits",
     "source": "https://www.nature.com/articles/s41586-025-09641-4",
     "read_on": "2026-10-16",
     "checked": true
    },
    "reported": {
     "value": "2024-03-18",
     "text": "18 March 2024",
     "source": "https://arxiv.org/abs/2403.12021",
     "read_on": "2026-10-24",
     "checked": true
    },
    "method": {
     "value": "Here, we experimentally realize an array of optical tweezers trapping over 6,100 neutral atoms in around 12,000 sites, simultaneously surpassing state-of-the-art performance for several metrics that underpin the success of the platform.",
     "text": "Here, we experimentally realize an array of optical tweezers trapping over 6,100 neutral atoms in around 12,000 sites, simultaneously surpassing state-of-the-art performance for several metrics that underpin the success of the platform.",
     "source": "https://arxiv.org/abs/2403.12021",
     "read_on": "2026-10-24",
     "checked": true
    },
    "paper": {
     "value": "https://arxiv.org/abs/2403.12021",
     "text": "https://arxiv.org/abs/2403.12021",
     "source": "https://arxiv.org/abs/2403.12021",
     "read_on": "2026-10-16",
     "checked": null
    },
    "peer_reviewed": {
     "value": true,
     "text": "Yes",
     "source": "https://www.nature.com/articles/s41586-025-09641-4",
     "read_on": "2026-10-16",
     "checked": null
    }
   },
   "unconfirmed": []
  }
 ]
}