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SCAR - A Theory on Discrete Quantum Spacetime.

Sarvesh Saravanakumar

Published Oct 21, 2026• 0 citations
Publisher

Abstract

This paper presents SCAR, short for Space-Time Causal Associative Record, as a speculative hypothesis for a discrete causal-information substrate of spacetime. The central proposal is that a qualifying entanglement-producing direct causal interaction writes a persistent relational record, called a SCAR, into an underlying causal structure. We define a finite covariant history space whose physical elements are unlabeled isomorphism classes of causal orders decorated by local quantum-process classes and SCAR records. Each SCAR contains a relational record label, a local-unitary-invariant persistence sector, and a bounded magnitude determined by entanglement. A label-invariant statistical history ensemble is proposed, with a minimal action that couples causal-link structure to the concentration of SCAR magnitude. The framework is explicitly presented as a finite toy model and hypothesis rather than an established theory of physics. It does not derive the Born rule, Lorentz symmetry, an effective spacetime metric, general relativity, quantum field theory, or an empirical prediction for the observed universe. Its immediate purpose is to formulate a falsifiable research program in which covariance, quantum consistency, continuum emergence, and phenomenology can be tested progressively.

DOI
10.6084/m9.figshare.34329960

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This paper presents SCAR, short for Space-Time Causal Associative Record, as a speculative hypothesis for a discrete causal-information substrate of spacetime. The central proposal is that a qualifying entanglement-producing direct causal interaction writes a persistent relational record, called a SCAR, into an underlying causal structure. We define a finite covariant history space whose physical elements are unlabeled isomorphism classes of causal orders decorated by local quantum-process classes and SCAR records. Each SCAR contains a relational record label, a local-unitary-invariant persistence sector, and a bounded magnitude determined by entanglement. A label-invariant statistical history ensemble is proposed, with a minimal action that couples causal-link structure to the concentration of SCAR magnitude. The framework is explicitly presented as a finite toy model and hypothesis rather than an established theory of physics. It does not derive the Born rule, Lorentz symmetry, an effective spacetime metric, general relativity, quantum field theory, or an empirical prediction for the observed universe. Its immediate purpose is to formulate a falsifiable research program in which covariance, quantum consistency, continuum emergence, and phenomenology can be tested progressively.
This paper presents SCAR, short for Space-Time Causal Associative Record, as a speculative hypothesis for a discrete causal-information substrate of spacetime. The central proposal is that a qualifying entanglement-producing direct causal interaction writes a persistent relational record, called a SCAR, into an underlying causal structure. We define a finite covariant history space whose physical elements are unlabeled isomorphism classes of causal orders decorated by local quantum-process classes and SCAR records. Each SCAR contains a relational record label, a local-unitary-invariant persistence sector, and a bounded magnitude determined by entanglement. A label-invariant statistical history ensemble is proposed, with a minimal action that couples causal-link structure to the concentration of SCAR magnitude. The framework is explicitly presented as a finite toy model and hypothesis rather than an established theory of physics. It does not derive the Born rule, Lorentz symmetry, an effective spacetime metric, general relativity, quantum field theory, or an empirical prediction for the observed universe. Its immediate purpose is to formulate a falsifiable research program in which covariance, quantum consistency, continuum emergence, and phenomenology can be tested progressively.
General relativity (GR) is naturally organized around spacetime events and their causal order, whereas quantum field theory (QFT) is formulated in terms of states, operators, and unitary evolution, without an intrinsic criterion for when a quantum process becomes a definite spacetime fact. We propose an event-centered framework in which events are locally irreversible records generated by quantum-environment interactions and serve as an interface between quantum dynamics and relativistic spacetime structure. Event anchoring is characterized operationally by three jointly sufficient conditions: local classicalization, redundant environmental recording, and irreversibility against recovery. Their joint satisfaction defines local generative freezing. We realize these criteria in an explicit repeated-collision open-system model. The model is illustrative rather than a derivation from relativistic QFT, but it remains globally unitary and yields the freezing time in closed form. For all admissible tolerances, local classicalization is certified no later than channel-level irrecoverability, and generically earlier. Full anchoring occurs only when both irrecoverability and the required record redundancy have been reached, producing irrecoverability-limited and redundancy-limited regimes. At the level of anchored records, physical history is therefore represented as a partially ordered causal skeleton of frozen events on which effective field-theoretic descriptions operate. The framework addresses event anchoring--when a candidate outcome becomes a stable spacetime fact--while remaining compatible with standard QFT and relativistic causality. It does not derive the Born rule or solve single-outcome selection, which belong to the separate problem of event generation.
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This preprint develops a discrete, fully relational framework in which spacetime structure, classical dynamics, and quantum-like behavior emerge from three minimal principles: relational existence without background manifold, local deterministic update, and finite per-element update capacity. The central organizing primitive is finite update capacity. At each update step, elements can realise only a bounded number of relational changes. Competition among admissible updates induces “blocked realisations,” which are defined micro-ontologically as energy. Proper time is identified with realised record growth. Spatial distance and effective dimension arise from intrinsic graph structure and shell scaling. Under broad locality conditions, marginal frontier stability constrains viable scaling regimes. Requiring compatibility between flux balance and the observed inverse–square law selects an effective three-dimensional scaling regime among integers. Classical force structure emerges from anisotropies in blocked realisation. A statistical layer appears through coarse-graining of deterministic microhistories. Composition and norm stability require unit-modulus complex weights; refinement invariance and classical coherence fix the phase rule θ=ℏ−1∫E dτ,\theta = \hbar^{-1} \int E \, d\tau,θ=ℏ−1∫Edτ, with the same blocking-defined energy that generates intrinsic force. In decohered regimes, quadratic (Born-type) probability scaling follows from additive consistency under random-phase aggregation. The framework is programmatic: it does not yet derive general relativity or quantum field theory from explicit microscopic rule families. However, it establishes structural coherence linking geometry, inertia, inverse–square interaction, phase accumulation, and probabilistic outcomes under a single finite-capacity relational principle. The work also identifies structural empirical constraints, including compatibility between shell scaling and classical force behavior, stability of inertial response, and the possible appearance of capacity-induced high-energy dispersion within the intrinsic causal-cone bound. Explicit construction and simulation of proposal/selection rule families constitute the next stage of investigation.
This paper develops the Relational Lens proposal that relationship is primary and that objects, scale, space, time, and spacetime geometry emerge secondarily from patterns of relational distinction and exchange. Quantum entanglement and superposition provide the conceptual motivation: distinguishable states remain participants in a shared non-separable whole, suggesting a boundary between distinction and non-distinction rather than fundamentally independent objects embedded in pre-existing spacetime. Coordinate-free exchange models are used to test whether localized identity, relational distance, duration, and reconstructible geometry can arise without assigned spatial coordinates, physical clock units, geometric dimensions, or an external length scale. The models produce persistent relational groups, an operational distance metric based on reciprocal first-arrival exchange counts, internal event-count duration, and compatible geometry reconstructed by embedded observers. The paper then extends the framework beyond the original exchange construction. Physical distinction is defined as persistent inequivalence of relational histories rather than as a supplied label, while causal order is derived from inheritance of relational information rather than from a privileged global clock. A conditional invariant exchange structure is developed in which localized proper-time persistence and normalized propagation satisfy L2+P2=1L^2 + P^2 = 1L2+P2=1 when all embedded observers reconstruct the same finite causal propagation boundary. A further dimensional argument proposes that three spatial dimensions are uniquely selected if elementary causal exchange histories are one-dimensional and persistent relationship requires both generic nonintersection and topologically protected pairwise linking of closed exchange cycles. Alexander duality then yields d=3d=3d=3, supported by numerical checks using Hopf linking in three dimensions and unlinking through a fourth spatial dimension. Taken together, the paper presents a unified relational program in which distinction, causal order, spatial separation, temporal duration, dimensionality, and relativistic structure are treated as emergent consequences of exchange rather than as fundamental background assumptions.
This work presents a minimal reinterpretation of quantum entanglement based solely on the causal structure inherent in relativistic spacetime. No new physical entities, parameters, or modifications to existing theories are introduced.The discussion remains entirely within the established frameworks of general relativity and quantum mechanics, with particular emphasis on Lorentz invariance and relativistic causality. The central idea is that the causal structure of spacetime is unique and invariant, while spatial separation corresponds to different references (foliations) to this structure rather than its duplication.Within this viewpoint, quantum entanglement is understood as a local readout of correlations already encoded in a shared causal structure, without invoking nonlocal influences or superluminal information transfer. This document is intended as a conceptual clarification and archival record rather than a proposal of a new theory.It is provided to preserve a logically consistent interpretation that may be of interest for future foundational discussions.