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Quantum Reports

Joint Definability, Context–Instantiated Geometry, and the Inapplicability of Fine’s Theorem

Bryan Sanctuary

Published Sep 19, 2026• 0 citations
Publisher

Abstract

We extend our description of the electron’s quaternion spin (Q–spin) as a geometric rotor. This follows from incorporating both the symmetric polarization and the antisymmetric coherence into the theory. Polarization is observed only through the local process we call contextual instantiation. For an EPR pair the observed correlation is reconstructed statistically from the coincidence populations and follows from the scalar invariant of the quaternion rotor, yielding the observed correlation. Numerical simulations reproduce this correlation using only local detector events, and show the same data retain complementary polarization and coherence structure producing a lemniscate rotor portrait. Because spin observables are not jointly definable on a single Kolmogorov probability space, the CHSH quadruple cannot be formed and Bell’s theorem is therefore not applicable. The results provide a unified geometric description of spin, measurement, and Bell correlations, contributing to the foundations of quantum mechanics.

DOI
10.3390/quantum8030096

Related papers

Critical Remarks on "Joint Definability, Context–Instantiated Geometry, and the Inapplicability of Fine's Theorem" (Sanctuary, Quantum Rep. 2026, 8, 96)

Anton Lorenz Vrba, Richard David Gill

We examine the logical and mathematical structure of Sanctuary's recent paper (\emph{Quantum Rep.}\ 2026, 8, 96), which argues that spin observables in the Bivector Standard Model (BiSM) are not jointly definable on a single Kolmogorov probability space, so that the CHSH quadruple cannot be formed and Bell's and Fine's theorems do not apply. The paper contains two constructions: local response functions of the analyser setting and a shared source phase, and a separate prescription that produces the correlation $-\cos(a-b)$. We show that the first construction, as specified, meets the hypotheses of Bell's theorem. Its outcome maps are defined on a common source domain with a setting-independent distribution, so the non-existence claim (Lemma~3, Corollary~3) does not hold for it, its product correlations obey the CHSH bound, and the paper's own simulation of it yields the Bell triangle. The cosine is obtained instead from a scalar computed jointly from both stations' phases and then digitised; it is not shown to be the correlation of the local outcomes. Execution of the supplementary programs further shows that the four BiSM\_v2 populations do not form the partition stated in the paper, and that the doubled-angle harmonic attributed to the raw coherence data appears only after a sign convention is applied on the second half-cycle.

•Sep 29, 2026•0 citations

Non-Local EPR Correlations using Quaternion Spin

B. C. Sanctuary

Abstract A statistical simulation is presented which reproduces the correlation obtained from EPR coincidence experiments without non-local connectivity. We suggest that spin carries two complementary properties. In addition to the spin polarization, we identify spin coherence. This spin attribute is anti-symmetric and generates the helicity. In addition this spin has structure formed from two orthogonal magnetic moments. From these, a resonance spin results from their coupling in free flight. Upon encountering a filter, the resonance spin 1 decouples back into two independent spins of ½, with one aligning with the filter and the other randomizing. The process of decoupling the resonance spin is responsible for the quantum correlation which results in the observe violation of Bell's Inequalities. The polarized states give a CHSH value of 2 while the resonance spin give a CHSH value of 1. Coherence can only be formulated by the existence of a bivector which gives a spin the same geometric structure as a photon. Although this work is not about Bell's theorem, we note that there are no hidden variables (HV). The only local variable is the angle that orients a spin on the Bloch sphere, first identified in the 1920's. The new features introduced are changing the spin symmetry from SU(2) to the quaternion group, Q8, and the introduction of a bivector into spin which leads to an element of reality which is anti-Hermitian. The calculations use standard spin algebra, and properties of quaternions. March 28, 2023

•Apr 11, 2023•0 citations

EPR Correlations Using Quaternion Spin

Bryan Sanctuary

A statistical simulation is presented which reproduces the correlation obtained from EPR coincidence experiments without non-local connectivity. Defining spin under the quaternion group reveals hyper-helicity, a hitherto missed attribute of spin. Including this in the treatment, reveals two complementary properties: spin polarization and spin coherence. The former has a CHSH value of 2, and spin coherence has a CHSH = 1 giving CHSH = 3 for an EPR pair. The simulation here gives 2.995. We suggest that Nature has CHSH=3 being considerable more than predicted from quantum mechanics of $2\sqrt{2}$. There are no Local Hidden Variables. We suggest that quaternion spin is more fundamental than Dirac spin. A computer program which performs the simulation without non-local connectivity is described.

arXiv:2504.18573•Quantum Reports•Aug 13, 2024•18 citations

Bell Correlations from Bilateral Crossing Geometry

Kevin Packler, Claude - Sonnet 4.6 Anthropic

Bell Correlations from Bilateral Crossing Geometry Kevin Birke Packler1 and Claude - Sonnet 4.6 (Anthropic)21Aureole Foundation, Wake Forest, NC2Anthropic, San Francisco, CA Introduction Bell’s theorem is among the most consequential results in the foundations of physics. Derivedin 1964 and confirmed experimentally across five decades, it establishes that no local hidden variable theory can reproduce the statistical predictions of quantum mechanics. The measured correlation between spin outcomes on entangled particles follows E(ˆa, ˆb) = − cos θ—a result incompatible with any account in which measurement outcomes are determined by pre-existing local properties. What Bell’s theorem does not provide is a causal account of why quantum mechanics produces this correlation. The standard derivation proceeds from three postulates: the singlet as the joint state of the entangled pair, the Born rule as the probability measure, and the SU(2) spin operators as the measurement observables. Each is assumed. The calculation 1 is then exact and in complete agreement with experiment. But the question of why these postulates hold—why entanglement exists, why the Born rule takes the form it does, whythe measurement operators are elements of SU(2)—is left unanswered. Quantum mechanicsis predictively complete. It is not causally complete. This paper operates at the causal level that quantum mechanics does not reach. We derive the Bell correlation function from a single geometric axiom—the bilateral crossing— without postulating the quantum state, the Born rule, or the structure of the measurement operators. All three emerge from the fold cascade of the bilateral framework as necessary consequences of geometry. The result E(ˆa, ˆb) = − cos θ follows with zero free parameters. The bilateral framework originates in Cosmic Egg Theory (CET) [1], a parameter-free geometric derivation of physical structure from the bilateral axiom 1/0 = ±1. The present paper is self-contained for the Bell derivation. The framework is summarized in Section 2; its full development, including the derivation of the fine structure constant α from three Packler factors across three dimensional folds, is given in [1]. The derivation proceeds in four steps. First, we show that the bilateral crossing operation necessarily generates the complex numbers: the crossing requires two dimensions, its unique fixed point structure forces point inversion, point inversion is an element of SO(2), and the connectedness of SO(2) generates i (Section 3). Second, we show that the third fold of the bilateral cascade produces the minimum geometric structure supporting genuine spatial enclosure—the tetrahedron—and identify the observer as the interior of this structure (Section 4). Third, we derive the bilateral pair state by representing the complement operation in the SU(2) spinor representation: the bilateral complement is the unique anti-unitary operation mapping each eigenstate to its bilateral opposite, which is time reversal Θ, and the joint state Ps|s⟩ ⊗ Θ |s⟩ evaluates to the singlet (Section 5). Fourth, we apply the unique SU(2)-invariant inner product at fold-3 the Born rule—to the derived singlet and measurement operators to obtain E = − cos θ (Section 6). Section 7 identifies the fine structure constant α as the fold-3 transmission coefficient and establishes the geometric status of the Born rule. Section 8 discusses the implications for entanglement, non-locality, the measurement problem, and the observer threshold. The connection to the Consciousness Detection Framework [2] is drawn there. The central claim of this paper is precise: Bell correlations are not a consequence of pos-tulated quantum mechanics applied to an assumed entangled state. They are a consequence of bilateral crossing geometry propagated through three folds. The geometry is the cause. Quantum mechanics is the effect. Bell correlations, quantum entanglement, bilateral crossing geometry, Born rule, singlet state, SU(2) spinor representation, fine structure constant, Packler Effect, fold cascade, parameter-free derivation, Hurwitz theorem, time reversal operator, measurement problem, Cosmic Egg Theory, observer geometry

•May 19, 2026•0 citations

Spin Helicity and the Disproof of Bell’s Theorem

Bryan Sanctuary

Under the quaternion group, Q8, spin helicity emerges as a crucial element of the reality of spin and is complementary to its polarization. We show that the correlation in EPR coincidence experiments is conserved upon separation from a singlet state and distributed between its polarization and coherence. Including helicity accounts for the violation of Bell’s Inequalities without non-locality, and disproves Bell’s Theorem by a counterexample.

arXiv:2504.06302•Quantum Reports•Aug 21, 2024•5 citations

Bell, Spinors, and the Impossibility of a Classical Spin-Vector Model

G. A. Koroteev

We revisit the Bell--CHSH scenario for two spin-\(\tfrac{1}{2}\) particles and isolate the precise algebraic origin of the Bell contradiction. On the quantum side, spin-\(\tfrac{1}{2}\) is described by a noncommutative spinor (Clifford) algebra acting on the Hilbert space of two spin-\(\tfrac{1}{2}\) particles, with the singlet state yielding the usual correlation \(E(a,b) = -\,a\cdot b\) and Tsirelson's bound \(2\sqrt{2}\). On the classical side, the standard Bell assumptions amount to describing all measurement outcomes as \(\{\pm1\}\)-valued random variables on a single Kolmogorov probability space, i.e.\ elements of a commutative algebra \(\mathcal{C}(Λ)\). We show that there is no representation of the spinor algebra of spin-\(\tfrac{1}{2}\) (with its singlet state and locality structure) into any such commutative Kolmogorov algebra that preserves the \(\{\pm1\}\) spectra of local spin components and the singlet correlations entering the CHSH expression, under the standard Bell assumptions of locality (factorization) and measurement independence. In this sense, the Bell--CHSH contradiction is exhibited as an algebraic mismatch between a noncommutative spinor/Clifford description of spin and the classical assumption of a single global Kolmogorov space supporting all outcomes. In the language of quantum probability, this is a C\(^*\)-algebraic reformulation of the known fact that the singlet correlations admit no local hidden-variable model with jointly distributed outcomes on one probability space. We also give an explicit realization of the same spinor structure within the author's Quantum Index Algebra (QIA) framework, where locality appears as disjoint index slots and the singlet state as a simple index cocycle.

quant-pharXiv:2512.11476•Dec 15, 2025•0 citations
We extend our description of the electron’s quaternion spin (Q–spin) as a geometric rotor. This follows from incorporating both the symmetric polarization and the antisymmetric coherence into the theory. Polarization is observed only through the local process we call contextual instantiation. For an EPR pair the observed correlation is reconstructed statistically from the coincidence populations and follows from the scalar invariant of the quaternion rotor, yielding the observed correlation. Numerical simulations reproduce this correlation using only local detector events, and show the same data retain complementary polarization and coherence structure producing a lemniscate rotor portrait. Because spin observables are not jointly definable on a single Kolmogorov probability space, the CHSH quadruple cannot be formed and Bell’s theorem is therefore not applicable. The results provide a unified geometric description of spin, measurement, and Bell correlations, contributing to the foundations of quantum mechanics.
We examine the logical and mathematical structure of Sanctuary's recent paper (\emph{Quantum Rep.}\ 2026, 8, 96), which argues that spin observables in the Bivector Standard Model (BiSM) are not jointly definable on a single Kolmogorov probability space, so that the CHSH quadruple cannot be formed and Bell's and Fine's theorems do not apply. The paper contains two constructions: local response functions of the analyser setting and a shared source phase, and a separate prescription that produces the correlation −cos⁡(a−b)-\cos(a-b)−cos(a−b). We show that the first construction, as specified, meets the hypotheses of Bell's theorem. Its outcome maps are defined on a common source domain with a setting-independent distribution, so the non-existence claim (Lemma~3, Corollary~3) does not hold for it, its product correlations obey the CHSH bound, and the paper's own simulation of it yields the Bell triangle. The cosine is obtained instead from a scalar computed jointly from both stations' phases and then digitised; it is not shown to be the correlation of the local outcomes. Execution of the supplementary programs further shows that the four BiSM\_v2 populations do not form the partition stated in the paper, and that the doubled-angle harmonic attributed to the raw coherence data appears only after a sign convention is applied on the second half-cycle.
Abstract A statistical simulation is presented which reproduces the correlation obtained from EPR coincidence experiments without non-local connectivity. We suggest that spin carries two complementary properties. In addition to the spin polarization, we identify spin coherence. This spin attribute is anti-symmetric and generates the helicity. In addition this spin has structure formed from two orthogonal magnetic moments. From these, a resonance spin results from their coupling in free flight. Upon encountering a filter, the resonance spin 1 decouples back into two independent spins of ½, with one aligning with the filter and the other randomizing. The process of decoupling the resonance spin is responsible for the quantum correlation which results in the observe violation of Bell's Inequalities. The polarized states give a CHSH value of 2 while the resonance spin give a CHSH value of 1. Coherence can only be formulated by the existence of a bivector which gives a spin the same geometric structure as a photon. Although this work is not about Bell's theorem, we note that there are no hidden variables (HV). The only local variable is the angle that orients a spin on the Bloch sphere, first identified in the 1920's. The new features introduced are changing the spin symmetry from SU(2) to the quaternion group, Q8, and the introduction of a bivector into spin which leads to an element of reality which is anti-Hermitian. The calculations use standard spin algebra, and properties of quaternions. March 28, 2023
A statistical simulation is presented which reproduces the correlation obtained from EPR coincidence experiments without non-local connectivity. Defining spin under the quaternion group reveals hyper-helicity, a hitherto missed attribute of spin. Including this in the treatment, reveals two complementary properties: spin polarization and spin coherence. The former has a CHSH value of 2, and spin coherence has a CHSH = 1 giving CHSH = 3 for an EPR pair. The simulation here gives 2.995. We suggest that Nature has CHSH=3 being considerable more than predicted from quantum mechanics of 222\sqrt{2}22​. There are no Local Hidden Variables. We suggest that quaternion spin is more fundamental than Dirac spin. A computer program which performs the simulation without non-local connectivity is described.
Bell Correlations from Bilateral Crossing Geometry Kevin Birke Packler1 and Claude - Sonnet 4.6 (Anthropic)21Aureole Foundation, Wake Forest, NC2Anthropic, San Francisco, CA Introduction Bell’s theorem is among the most consequential results in the foundations of physics. Derivedin 1964 and confirmed experimentally across five decades, it establishes that no local hidden variable theory can reproduce the statistical predictions of quantum mechanics. The measured correlation between spin outcomes on entangled particles follows E(ˆa, ˆb) = − cos θ—a result incompatible with any account in which measurement outcomes are determined by pre-existing local properties. What Bell’s theorem does not provide is a causal account of why quantum mechanics produces this correlation. The standard derivation proceeds from three postulates: the singlet as the joint state of the entangled pair, the Born rule as the probability measure, and the SU(2) spin operators as the measurement observables. Each is assumed. The calculation 1 is then exact and in complete agreement with experiment. But the question of why these postulates hold—why entanglement exists, why the Born rule takes the form it does, whythe measurement operators are elements of SU(2)—is left unanswered. Quantum mechanicsis predictively complete. It is not causally complete. This paper operates at the causal level that quantum mechanics does not reach. We derive the Bell correlation function from a single geometric axiom—the bilateral crossing— without postulating the quantum state, the Born rule, or the structure of the measurement operators. All three emerge from the fold cascade of the bilateral framework as necessary consequences of geometry. The result E(ˆa, ˆb) = − cos θ follows with zero free parameters. The bilateral framework originates in Cosmic Egg Theory (CET) [1], a parameter-free geometric derivation of physical structure from the bilateral axiom 1/0 = ±1. The present paper is self-contained for the Bell derivation. The framework is summarized in Section 2; its full development, including the derivation of the fine structure constant α from three Packler factors across three dimensional folds, is given in [1]. The derivation proceeds in four steps. First, we show that the bilateral crossing operation necessarily generates the complex numbers: the crossing requires two dimensions, its unique fixed point structure forces point inversion, point inversion is an element of SO(2), and the connectedness of SO(2) generates i (Section 3). Second, we show that the third fold of the bilateral cascade produces the minimum geometric structure supporting genuine spatial enclosure—the tetrahedron—and identify the observer as the interior of this structure (Section 4). Third, we derive the bilateral pair state by representing the complement operation in the SU(2) spinor representation: the bilateral complement is the unique anti-unitary operation mapping each eigenstate to its bilateral opposite, which is time reversal Θ, and the joint state Ps|s⟩ ⊗ Θ |s⟩ evaluates to the singlet (Section 5). Fourth, we apply the unique SU(2)-invariant inner product at fold-3 the Born rule—to the derived singlet and measurement operators to obtain E = − cos θ (Section 6). Section 7 identifies the fine structure constant α as the fold-3 transmission coefficient and establishes the geometric status of the Born rule. Section 8 discusses the implications for entanglement, non-locality, the measurement problem, and the observer threshold. The connection to the Consciousness Detection Framework [2] is drawn there. The central claim of this paper is precise: Bell correlations are not a consequence of pos-tulated quantum mechanics applied to an assumed entangled state. They are a consequence of bilateral crossing geometry propagated through three folds. The geometry is the cause. Quantum mechanics is the effect. Bell correlations, quantum entanglement, bilateral crossing geometry, Born rule, singlet state, SU(2) spinor representation, fine structure constant, Packler Effect, fold cascade, parameter-free derivation, Hurwitz theorem, time reversal operator, measurement problem, Cosmic Egg Theory, observer geometry
We revisit the Bell--CHSH scenario for two spin-12\tfrac{1}{2}21​ particles and isolate the precise algebraic origin of the Bell contradiction. On the quantum side, spin-12\tfrac{1}{2}21​ is described by a noncommutative spinor (Clifford) algebra acting on the Hilbert space of two spin-12\tfrac{1}{2}21​ particles, with the singlet state yielding the usual correlation E(a,b)=− a⋅bE(a,b) = -\,a\cdot bE(a,b)=−a⋅b and Tsirelson's bound 222\sqrt{2}22​. On the classical side, the standard Bell assumptions amount to describing all measurement outcomes as {±1}\{\pm1\}{±1}-valued random variables on a single Kolmogorov probability space, i.e.\ elements of a commutative algebra C(Λ)\mathcal{C}(Λ)C(Λ). We show that there is no representation of the spinor algebra of spin-12\tfrac{1}{2}21​ (with its singlet state and locality structure) into any such commutative Kolmogorov algebra that preserves the {±1}\{\pm1\}{±1} spectra of local spin components and the singlet correlations entering the CHSH expression, under the standard Bell assumptions of locality (factorization) and measurement independence. In this sense, the Bell--CHSH contradiction is exhibited as an algebraic mismatch between a noncommutative spinor/Clifford description of spin and the classical assumption of a single global Kolmogorov space supporting all outcomes. In the language of quantum probability, this is a C∗^*∗-algebraic reformulation of the known fact that the singlet correlations admit no local hidden-variable model with jointly distributed outcomes on one probability space. We also give an explicit realization of the same spinor structure within the author's Quantum Index Algebra (QIA) framework, where locality appears as disjoint index slots and the singlet state as a simple index cocycle.