AnalysisOct 14

Digital Lockers: Elicitation Audits Have a Provable Limit

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The assumption that an examiner may compel a hidden capability to show itself has been shown not to hold. A paper newly posted to the arXiv repository, and bearing the title AI Models Can Provably Hid...

AnalysisOct 14

Exponential quantum space advantage, established and bounded

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The most consequential item in this morning's post is a paper on the arXiv, still a preprint, reporting an unconditional exponential space advantage for quantum machines over classical machines in the...

BriefOct 13

The Failure of Secrecy: Google's Quantum Result Reproduced and Improved in the Open

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The attempt to keep a quantum result secret has failed, and failed instructively. In March 2026 Google shared, by means of a zero-knowledge proof, the claim that a quantum algorithm could break a part...

FeatureOct 13

Coil-Shaped Superconducting Wire Achieves High-Efficiency Rectification at Large Currents

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Experiments on a coil-shaped superconducting wire have demonstrated high rectification efficiency at currents relevant to practical superconducting power electronics. The device rests on a compensatio...

AnalysisOct 13

Laughlin Gap Lower Bound Improved to 0.219, Giving a One-Fifth Floor

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An improved lower bound has been certified for the spectral gap above the Laughlin state at filling one-third. The new preprint raises the constant in the relevant Fock-space inequality from 0.0461673...

FeatureOct 13

Advice Without a Proprietor: The Bunker Mode Call Binds No One Yet

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Ethereum Foundation researcher Justin Drake has called upon the blockchain industry to begin planning a controlled mass migration of assets to fresh addresses, warning that the ECDSA signature scheme ...

AdvertisementOct 13

THE INVIGORATING NILOTIC CIPHERINE: A Sovereign Restorative Against Brain-Fag of the Calculating Intellect

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NILOTIC CIPHERINE. The War Department's three hundred and fifty millions for quantum engines hath set thinking households a-tremble. A machine avails little if the attendant brain be left fuming; ever...

BriefOct 12

Abu Dhabi Advances Government-Wide Post-Quantum Encryption as Inventories Emerge

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Abu Dhabi is moving towards post-quantum encryption across government systems, backed by UAE Cybersecurity Council and Technology Innovation Institute investment in sovereign, agile encryption protoco...

AnalysisOct 12

Modulating Retroreflector Relaxes Pointing Requirements for UAV-Based Quantum Key Distribution

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A research letter proposes a means of conducting quantum key distribution from an unmanned aerial vehicle without the high-precision pointing mechanisms that have so far made rapid deployment of such ...

ExplainerOct 12

A Standalone FPGA Emulator for QAOA-Based Weighted-MaxCut: Complexity Reduced, Energy Saved at the Edge

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A paper newly laid before the engineering public describes a standalone quantum-computing emulator built on field-programmable gate arrays, designed for the constrained conditions of edge and embedded...

FeatureOct 11

Preprint reports direct imaging of topological Frenkel excitons in 2D molecular crystals

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A paper deposited on the arXiv server reports the direct imaging of Frenkel excitons in a two-dimensional molecular crystal, a result predicted in theory but previously lacking experimental evidence. ...

BriefOct 10

The Natural Proofs Barrier Reaches Quantum State Preparation

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A paper on the arXiv identifies a barrier that may explain why stronger lower bounds on quantum state preparation have resisted proof. The authors establish a quantum analogue of the Razborov-Rudich n...

AdvertisementOct 9

THE STALWART BORNEO CIPHERINE: A Certain Defence Against the Atomical Cipher-Engine

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The stable atomical engine, it is gravely announced, will resolve the largest prime factors as a schoolboy resolves a sum, and expose every vaulted secret. The dull humours of the old ciphering method...

BriefOct 9

Zcash Schedules Post-Quantum Signatures for January 2027

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Zcash will introduce opcodes for post-quantum signatures into its protocol in January 2027, the Zakura team has said. The change is aimed at transparent addresses, which contain a hash of the public k...

BriefOct 9

The NSA Opens a Post-Quantum Cryptography Hub

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The National Security Agency of the United States opened, on the first of October, a resource hub for post-quantum cryptography, directed chiefly at National Security Systems and the defence industria...

ExplainerOct 8

Certifying Quantum Memories by Average Channel Fidelity

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A general framework for certifying quantum memories has been presented, together with a demonstration on a solid-state quantum memory, which it certified at an average channel fidelity of 98.6 percent...