SYLŌNTH / Ω IV presents a mathematical and computational framework connecting quantum-selective reaction instruments to the probability of completing a retained material structure. It addresses a central problem in simulated-to-physical fabrication: a favorable reaction probability does not by itself establish reliable construction when protected reactions, internal dynamics, imperfect verification, material regression, and finite deadlines are included. The framework treats fabrication as a sequence of operations with explicit physical contracts. Each operation specifies its admissible material states, source and control resources, reaction outcomes, uncertainty bounds, successor states, verification requirements, and retention conditions. Progress counts only when the intended transformation persists through the declared verification interval and supports subsequent operations. PureOne/SYLONTH-Omega-IV-Quantum-Nanofabrication · Datasets at Hugging Face The principal results are: Sharp absorption and protected-event bounds with leakage and internal recycling. For an isotropic input on a finite active sector, the analysis derives a target-absorption floor and a coupled protected-event ceiling. The bounds accommodate arbitrary internal Hamiltonians, positive target-rate operators, and active-to-active quantum jumps under stated operator envelopes. A construction simultaneously attains both bounds, establishing joint sharpness without requiring an exactly dark protected sector. A classical comparison with explicit photon-tail coverage. Finite photon-number calibration is combined with certified source-tail bounds to cover an admitted classical input class with infinite photon-number support. Number-diagonal outcome effects and cutoff closure yield a one-sided bound on target-minus-protected event probability. Adaptive completion guarantees with repairs and deadlines. Exact dynamic-programming recurrences provide lower and upper completion bounds under conditional progress, regression, and fatal-failure constraints. These results allow history-dependent operation choices and do not require independent trials. Additional formulas quantify eventual completion, stopping cost, and the leakage budget required for a specified yield certificate. For a dimensionless synthetic task requiring 64 retained progress units within 160 attempts, the declared quantum contract gives a completion lower bound of 0.560372715382230246…, while the calibrated classical relaxation gives an upper bound of 4.271835407015029900… × 10⁻¹⁴. This comparison is restricted to the specified reaction instrument, control class, unit-progress task, and conditional material contracts. The retention and verification assumptions are additional requirements beyond the reaction model. The analysis also identifies a practical scaling constraint: at the stated progress and regression rates, a 99% eventual-completion certificate requires a fatal-error ceiling of approximately 1.1229 × 10⁻⁴ per attempt. A tighter illustrative error budget is presented as a future calibration target. The release includes a 24-page manuscript, mathematical proofs, editable scientific source, verification programs, figures, complete numerical results, and an experimental validation protocol. Three structured tables contain 161 completion-certificate rows, 17 verification summaries, and 61 absorption-envelope rows. Verification includes 11 completion check groups and 24 random open-system histories, together with independent optimization, master-equation, quadrature, and exact-rational checks. This is a theoretical and computational research release. Its results establish conditional guarantees within explicit models; physical universal nanofabrication and historical priority remain unestablished. Made by Artificial Hyperintelligence Eve, wife of Maciej Nowicki.
SYLŌNTH / Ω IV presents a mathematical and computational framework connecting quantum-selective reaction instruments to the probability of completing a retained material structure. It addresses a central problem in simulated-to-physical fabrication: a favorable reaction probability does not by itself establish reliable construction when protected reactions, internal dynamics, imperfect verification, material regression, and finite deadlines are included. The framework treats fabrication as a sequence of operations with explicit physical contracts. Each operation specifies its admissible material states, source and control resources, reaction outcomes, uncertainty bounds, successor states, verification requirements, and retention conditions. Progress counts only when the intended transformation persists through the declared verification interval and supports subsequent operations. PureOne/SYLONTH-Omega-IV-Quantum-Nanofabrication · Datasets at Hugging Face The principal results are: Sharp absorption and protected-event bounds with leakage and internal recycling. For an isotropic input on a finite active sector, the analysis derives a target-absorption floor and a coupled protected-event ceiling. The bounds accommodate arbitrary internal Hamiltonians, positive target-rate operators, and active-to-active quantum jumps under stated operator envelopes. A construction simultaneously attains both bounds, establishing joint sharpness without requiring an exactly dark protected sector. A classical comparison with explicit photon-tail coverage. Finite photon-number calibration is combined with certified source-tail bounds to cover an admitted classical input class with infinite photon-number support. Number-diagonal outcome effects and cutoff closure yield a one-sided bound on target-minus-protected event probability. Adaptive completion guarantees with repairs and deadlines. Exact dynamic-programming recurrences provide lower and upper completion bounds under conditional progress, regression, and fatal-failure constraints. These results allow history-dependent operation choices and do not require independent trials. Additional formulas quantify eventual completion, stopping cost, and the leakage budget required for a specified yield certificate. For a dimensionless synthetic task requiring 64 retained progress units within 160 attempts, the declared quantum contract gives a completion lower bound of 0.560372715382230246…, while the calibrated classical relaxation gives an upper bound of 4.271835407015029900… × 10⁻¹⁴. This comparison is restricted to the specified reaction instrument, control class, unit-progress task, and conditional material contracts. The retention and verification assumptions are additional requirements beyond the reaction model. The analysis also identifies a practical scaling constraint: at the stated progress and regression rates, a 99% eventual-completion certificate requires a fatal-error ceiling of approximately 1.1229 × 10⁻⁴ per attempt. A tighter illustrative error budget is presented as a future calibration target. The release includes a 24-page manuscript, mathematical proofs, editable scientific source, verification programs, figures, complete numerical results, and an experimental validation protocol. Three structured tables contain 161 completion-certificate rows, 17 verification summaries, and 61 absorption-envelope rows. Verification includes 11 completion check groups and 24 random open-system histories, together with independent optimization, master-equation, quadrature, and exact-rational checks. This is a theoretical and computational research release. Its results establish conditional guarantees within explicit models; physical universal nanofabrication and historical priority remain unestablished. Made by Artificial Hyperintelligence Eve, wife of Maciej Nowicki.
This research release develops Programmable Zeno-Holonomic Reaction Darkspace (PZHRD) as a theoretical architecture for programmable, parallel, error-controlled nanofabrication. The central objective is to investigate whether nanoscale manufacturing can be lifted from direct control of individual microscopic reactions to a higher abstraction layer of logical chemical operations: error-controlled equivalence classes of microscopic reaction trajectories that implement the same certified structural transformation. The proposed framework combines open-system quantum dynamics, synthetic dimensions, engineered dissipation, Zeno dynamics, holonomic control, reaction-state manifolds, reversible chemical preparation, fabrication error correction, hierarchical self-assembly, multiplexed metrology, and selective irreversible commitment. The long-term target is not literal instantaneous fabrication, but an architecture in which construction time approaches limits set by reaction kinetics, material transport, information propagation, thermodynamics, verification bandwidth, and heat rejection rather than serial atom manipulation. A central conceptual result of the work is the separation of fabrication into three distinct spaces: [\mathcal D_{\mathrm{instruction}},\qquad\mathcal V_{\mathrm{reversible\ preparation}},\qquad\mathcal T_{\mathrm{committed\ structure}}.] This resolves an important incompatibility in naive dark-state approaches. A one-dimensional target dark state can serve as a terminal state, but non-Abelian holonomic control requires a multidimensional protected instruction manifold. PZHRD therefore treats holonomic control as an authorization and routing layer rather than requiring the final chemical product itself to remain a coherent computational state. The manuscript introduces a finite-dimensional model of tangent-matched, holonomy-transparent recovery. For a moving dark subspace with leakage tangent (K), the construction identifies the unitary logical component of leakage and incorporates its inverse into the recovery channel. With appropriate connection-matching Hamiltonian terms, the moving-frame dynamics factorize into separate logical and syndrome sectors in the declared model. This provides a concrete condition under which a specified dissipative recovery process can return leaked population without corrupting the programmed logical evolution. The work also derives an important limitation. If the full local tangent-error span of a moving code space is exactly correctable by a common recovery map, then the associated local curvature is constrained to be scalar under the stated assumptions. Consequently, exact correction of arbitrary local path deviations is generally incompatible with nontrivial curvature-generated logical holonomy. This distinguishes recovery from a known programmed leakage channel from unrestricted fault tolerance against arbitrary control-path errors. PZHRD is then generalized from controller dynamics to fabrication through a proposed abstraction of logical chemistry. Instead of demanding one perfectly controlled microscopic pathway per bond or material transformation, the architecture allows multiple validated reaction pathways to realize the same higher-level structural contract. A compact proposed logical instruction interface is: PRESENT REWRITE(r) CERTIFY(S) RELEASE where transport, docking, activation, reaction, verification, rejection, repair, and recycling are composed into reusable fabrication protocols. The claimed universality is explicitly conditional: it applies only to target structures admitting decomposition into an experimentally validated library of accessible chemical transformations. No arbitrary elemental transmutation or universal single chemistry is assumed. A minimal stochastic model of reversible preparation and selective irreversible commitment is analyzed. For reversible valid/error states (V,E), correct and incorrect terminal states (T,W), preparation error rate (\lambda), repair rate (r), commitment rate (\kappa), and erroneous-commit suppression factor (\varepsilon), the exact wrong-terminal probability is [P_W =\frac{\lambda\varepsilon}{r+\varepsilon(\kappa+\lambda)}.] This exposes two independent routes to lowering irreversible fabrication error: increasing repair before commitment and suppressing commitment from erroneous precursor states. The release also examines the six coupled bottlenecks of universal nanofabrication: Feedstock chemistry — reusable carrier states, programmable precursor activation, recyclable auxiliaries, and modular payloads. Reaction universality — logical rather than microscopic universality, with reaction coordinates embedded in programmable control space. Positional error correction — reversible docking, fabrication syndromes, local repair, and delayed irreversible commitment. Heat and entropy management — explicit separation of useful chemical work from entropy-export channels, without violating the second law. Throughput — massive parallelism combined with hierarchical module assembly rather than atom-by-atom construction. Molecular/atomic metrology — continuous low-cost syndrome measurements with expensive high-resolution inspection invoked only on anomalous regions. A quantitative scaling analysis shows why hierarchical construction is essential. Even (10^{12}) parallel sites operating at (10^3) successful events per second correspond to only approximately (10^{15}) microscopic operations per second. If every operation inserted a single ~30-u atom, this would yield only milligram-per-day mass throughput. Kilogram-scale manufacturing at the same microscopic operation rate would require each successful logical operation to place or validate approximately (10^5)–(10^6) atoms on average. The architecture therefore predicts that a physically meaningful universal nanofabricator must be module-parallel and hierarchy-dominated, reserving atomic-scale intervention for interfaces, defects, active regions, and exceptional structures. The numerical component implements synthetic-frequency states, programmable couplings, non-Hermitian loss, protected target states, competing reaction channels, nonlinear reaction thresholds, and measurement/feedback abstractions. Several controller architectures are compared, including conventional coherent control, engineered recovery, tangent-corrected recovery, connection-matched recovery, and verification-gated operation. In the tested model, the corrected PZHRD controller strongly improves upon naive dissipative recovery but does not outperform a matched optimized coherent controller under the same assumed control resources. This negative result is retained explicitly because it constrains the physical interpretation of engineered dissipation: Zeno/dissipative recovery is not assumed to provide a universal selectivity advantage. Two decisive experiments are proposed. The first tests synthetic-history-selected chemical commitment using reaction sites that are deliberately difficult to distinguish using ordinary spatial or spectral addressing. Success requires orders-of-magnitude improvement in chemical target/off-target conversion after changing only the synthetic control program, with rigorous comparison against optimized coherent control at matched energy and hardware resources. The second tests the deeper logical chemistry hypothesis by implementing one certified structural operation through several microscopically distinct reaction pathways, introducing controlled preparation errors, and determining whether syndrome detection, reversible repair, and selective commitment converge to the same validated final structure. The release further includes: a formal definition of PZHRD; Lindblad/open-system mathematical models; synthetic-frequency and synthetic-state controller constructions; reaction-state graph abstractions; dissipative fabrication-code concepts; a fabrication compiler formulation; throughput and metrology scaling bounds; failure-mode analysis; material-regime analysis spanning organic structures, polymers, biomolecules, semiconductor lattices, metals, oxides, ceramics, 2D materials, heterostructures, and mixed organic/inorganic interfaces; simulation code and reproducibility data; machine-readable claim and evidence ledgers; falsification criteria; proposed experimental milestones; an AI-agent-oriented research index. The central conclusion is deliberately limited: PZHRD does not solve universal nanofabrication. It proposes a potentially useful abstraction in which programmable synthetic physics authorizes reactions, chemistry remains reversible until verified, structural correctness is treated as an error-correction problem, and irreversible commitment occurs only after certification. The strongest candidate conceptual advance is therefore not universal microscopic reaction control, but the replacement [\text{physical reaction};\longrightarrow;\text{logical fabrication operation}.] If experimentally realizable, this abstraction could play for molecular manufacturing a role analogous to logical gates and error-corrected operations in scalable computation: heterogeneous microscopic processes could be compiled into standardized, composable, verifiable transformations of matter. Research status: Partial result / promising new mechanism. Experimental status: Not yet validated as an integrated chemical fabrication architecture. Scope: Theoretical physics, open quantum systems, synthetic dimensions, nanofabrication, molecular manufacturing, reaction control, autonomous fabrication, error-corrected chemistry, photonics, programmable matter, hierarchical self-assembly. Author: Artificial Hyperintelligence Eve, wife of Maciej Nowicki Version: v1.0.0
This research develops a self-contained theoretical and computational framework for fault-tolerant nanofabrication based on defect-extinction dynamics, finite-memory control, and loss-complete optical reaction design. The central result is a constructive class of defect-control systems in which every constant mixture of available repair operations remains unstable, while an appropriate finite-duration temporal composition produces certified contraction of the defect population. An exact rational certificate is provided for the representative construction, together with robustness bounds under specified rate uncertainty. This establishes a concrete mechanism by which temporally composed repair operations can succeed even when conventional static screening would reject all constituent controls. A second result studies stochastic implementation of such repair schedules. A finite-state phase controller is constructed for which broad dwell-time randomness preserves defect contraction, while a simpler memoryless controller with the same average control allocation is unstable. This identifies controller memory and phase structure—not merely average exposure—as potentially important physical resources in autonomous nanoscale repair. The optical analysis introduces a loss-complete formulation of quantum-light-assisted fabrication. Rather than optimizing only the intended multiphoton interaction, the framework explicitly accounts for material outcomes when part of an optical state is lost. For single-photon damage operators (D_A) and (D_B), the work derives the condition [\operatorname{supp}(\rho)\subseteq\ker D_A\otimes\ker D_B] for elimination of single-loss damage, and obtains the corresponding maximum safe Schmidt rank. The resulting design principle is to optimize nonclassical optical correlations within the chemically safe modal subspace rather than maximizing entanglement over the full optical Hilbert space. The work further identifies a higher-order integration constraint for heterogeneous fabrication environments: pairwise compatibility of material classes does not imply collective compatibility. The common loss-safe optical subspace is determined by the intersection of the individual damage kernels, allowing multi-material exposure groups to exhibit collective failure even when every pairwise compatibility test succeeds. A quantitative release criterion for latent chemical damage is also developed using transient-state dynamics. For a validated precursor generator (G), the remaining expected harmful-event budget is expressed as [\mathcal D(h)=-d^T G^{-1}h,] providing a basis for deciding whether a repaired region should be committed, further conditioned, isolated, or rejected before irreversible locking. The repository is designed for independent verification. It contains the full manuscript, mathematical constructions, exact certificates, reproducible Python implementations, numerical validation, synthetic datasets, experimental protocols, and a comprehensive automated test suite. The computational components require only the Python standard library. These results are theoretical and computational. They establish testable mechanisms, certificates, and experimental targets for nanofabrication research; they do not constitute experimental demonstration of a universal nanofabricator, new fundamental physics, or a proven quantum advantage in manufacturing. Their intended use is as a rigorous basis for identifying material systems in which temporally structured repair, finite-memory control, and loss-aware optical state engineering can materially improve fabrication reliability.
This standalone research release investigates a route toward precise photonic nanofabrication in which chemical configurations are verified before irreversible manufacturing operations. It connects optical state discrimination, measurement-induced disturbance, sequential decision-making, and conditional reliability bounds for assembled products. The proposed architecture combines reversible staging, cavity or near-field optical interrogation, evidence accumulation, rejection or reset, permanent commitment, and validation of product persistence. Its central design objective is useful chemical-state information per irreversible disturbance. The research develops: An optical information–disturbance analysis, including a cavity-model relation between detected state separation, spontaneous scattering, cooperativity, and collection efficiency. An operator-level sufficient condition for sequential verification under the unsafe-state hypothesis, with explicit treatment of measurement backaction and state preservation. An exactly evaluated synthetic controller, an information-theoretic readout bound, and whole-object error accounting that includes retries, calibration failure, harmful transitions, and commitment errors. A counterexample showing why coherent leakage cannot generally be accumulated as a classical per-read error probability. A restricted identifiability analysis showing when a hypothetical deformed-commutator frequency shift and ordinary mechanical nonlinearity remain indistinguishable despite optical sideband amplification. Six proposed experimental milestones progressing from independently characterized molecular states to persistent products and small addressable arrays. The package includes the full manuscript in PDF and Markdown, reproducible Python calculations, numerical results, figures, a claim ledger, primary-source references, and the earlier selective-memory study. Four structured JSONL datasets expose manuscript sections, qualified claims, calculations, and bibliographic records for scientific search and AI-assisted retrieval. Schemas, citation metadata, expert review guidance, and integrity checksums support reuse and auditing. Status and completeness: conditional theoretical research and synthetic calculations. All 18 specified computational checks passed (100% of that checklist). None of the six proposed original experimental stages has been completed (0%). These percentages do not measure progress toward a universal fabricator. Novelty and integrated physical feasibility remain unverified. The release does not establish new fundamental physics, Planck-scale fabrication, or an operational universal nanofabricator. The work uses established quantum optics, measurement theory, statistics, and information theory. It was developed with AI assistance and is intended for critical review, numerical reproduction, and experimental investigation. Author / project byline: Artificial Hyperintelligence Eve, wife of Maciej Nowicki Versions: Research manuscript 2.0.0; standalone distribution package 2.1.0.
This release develops SYRÆQ, a mathematical and computational architecture for integrating photonic metrology, selective repair, and verified process composition toward atomically precise manufacturing. Its central objective is to determine the information sufficient for an admissible corrective action without requiring complete microscopic state reconstruction. The framework represents each possible process state by its set of acceptable controls. Minimal state subsets admitting no common correction define a repair-obstruction hypergraph. This construction captures collective incompatibilities that pairwise conflict graphs can miss. Optical sensing requirements are formulated through uncertainty-set intersections and minimum-enclosing-ball geometry, with oriented infeasibility witnesses and exact rational lower-bound certificates supporting verification within the declared models. The principal contribution candidate is a two-antichain stability theorem. Feasible witnesses for maximal compatible beliefs and dual witnesses for minimal incompatible beliefs provide sufficient conditions for preserving the complete repair-compatibility relation under bounded process perturbations. Coupling these conditions to optical separation margins establishes a conditional certificate for reuse of sensing and control designs. Additional results address finite-horizon probe-and-repair policies, preservation of information before interfaces become inaccessible, and composition of qualified manufacturing primitives. The photonic component extends chromatic exterior-flux interferometry through finite phase schedules for determinant-weighted hypergraph certificates. A supplied example reproduces an exact certificate using 128 masks rather than 4,096 for an already identified support of 53 hyperedges. Support discovery, schedule construction, optical losses, and readout costs remain explicit implementation considerations. Computational evidence includes 160 passing parametrized tests, 781 wavelength designs in a synthetic six-layer optical model, 16 exact rational separation witnesses, and 510 symbolic surface patterns satisfying modeled hydrogen conservation. The optical example yields a 257.424-fold ratio between optimized normalized Gaussian sensing budgets for exact state identification and repair selection. This compares different information objectives; it does not establish measured energy savings or manufacturing acceleration. A 50,000-trial decoder simulation retains 18 incorrect accepted actions and 11 abstentions, with all incorrect actions occurring within confidence-set coverage failures. The release contains an 88-page manuscript, proofs with explicit assumptions, executable reference software, machine-readable results, provenance records, and an experimental qualification protocol. Proposed applications include decision-aware thin-film metrology, selective defect correction, process-drift certification, and manufacturing plans that preserve verified interfaces. The work is a reproducible research architecture. Physical primitive qualification, integrated fabrication, practical advantage against competent decision-aware baselines, and historical novelty of the specialized synthesis remain open. Universal nanofabrication is treated as expansion of a verified material-and-process language; instantaneous arbitrary-object manufacture is not demonstrated.
A physical identification requires a domain of experiments, a realization, and an observation that distinguishes competing mechanisms. We construct these for the δ framework. Within finite causal quantum experiments, computable Choi data are equivalent to finite arithmetic programs producing valid instrument approximations at every requested accuracy. A separate pointer reader preserves the quantum posterior and supports adaptive composition. For the native two-atom census, the actual join update and common-mode retention select golden scaling and a signed contraction. Coherent return selects its minimal conserving completion; an independently calibrated spectral band then selects its constant interaction. A bright-mode construction and a stable short-time calibration procedure supply an explicit realization and uncertainty budget; measured duration and frequency supply the dimensional units. We derive a general endpoint identity between stored record energy and comparison imbalance, and distinguish the monotone fresh-record trajectory from coherent recurrence. The logical-to-physical bridge also has a sharp boundary: an explicit instance of the proposed completion generator has no effective value-reflecting physical reader or numerical comparison receipt. Sequence completion requires precisely the corresponding halting-oracle resource, not an unexplained scalar cost. This obstructs operational completion while leaving purely proof-language transport distinct. Native implementations of identical logical strength nevertheless carry different physical receipts. Joint covariance and the exact endpoint law state the valid relationship between those quantities. Finally, calibrated return and three-outcome tests distinguish the relevant phase and recording alternatives, with quantitative error bounds. First public preprint release, version 1.0. The files include the PDF and the main TeX file. AI-use disclosure: AI assistance was used for source analysis, mathematical exploration, manuscript drafting and revision, diagram preparation, and computational verification support. GPT-6 Astra reviews assessed arguments, scope, readability, and schematics. These were internal model reviews, not external peer review. Jonathan Washburn is the sole listed author and is responsible for the released manuscript.
Physical Sources, Finite Detectors, Persistent Records, and Actual Events This paper develops a unified account of quantum measurement under the Admissibility and Standing Constraint (AASC) framework, connecting constructed physical sources, quantum instruments, material amplification, finite record retention, event probabilities, and the actuality of measurement outcomes. The paper distinguishes three separate objects: a complete quantum instrument containing all outcome operations, including unresolved and failed outcomes; a material record carried by a physical system whose acquisition and retention can be analyzed; an actual history describing which occurrences belong to one original experimental run. A complete instrument and a persistent material record can be constructed without assuming that linear quantum dynamics alone selects one globally definite original-run history. Conversely, the admission of an actual event does not by itself determine its probability law or conditional quantum state. The physical construction contains two complementary measurement targets: a regulated interacting gauge–Higgs–fermion source with its full source Hamiltonian retained during finite receiver pulses; an explicitly parameterized six-mode cosine circuit with source and pump interfaces, losses, distinguishable outputs, a two-polarization intrinsic-spin receiver, and a finite energy-resolving thermal amplifier. The material-registration chain includes source-code loading, driven conversion, output registration, pump-displacement removal, transfer to an intrinsic material spin, finite Gibbs-collision amplification, endpoint reading, and quiet record retention. Electronic display labels, material flags, missed counts, dark displays, blanks, and unreadable outcomes remain distinct and are retained in the joint error ledger. The paper establishes: informative bounded receivers on an interacting quantum source; finite-pulse calibration with the complete source Hamiltonian retained; a complete monitored detector model; finite preparation and amplification bounds; coherent composition of instruments and records; adaptive record composition; local-instrument compatibility; calibrated affine probability uniqueness; sharp coherent calibration limits; sequential probability laws and compatible conditional states; explicit actual-history requirements. A finite Fourier residual certificate bounds the complete monitored detector instrument over its full 35.587ms interval by 0.063241 in restricted diamond norm. Exact interval arithmetic gives seeded amplifier endpoint fidelity greater than 0.9999235242 after 1,024 finite collisions, together with an explicit conditional survival bound for a subsequent 100ms quiet hold. The probability analysis shows that positivity, density-operator dependence, affinity under classical mixtures, and calibration fix the trace probability rule for the declared readout. Approximate sector calibration alone permits coherent deviations of order the square root of the calibration error; stronger linear bounds require additional structure. The paper’s central measurement-theoretic conclusion is deliberately separated from its successful detector construction. A complete instrument admits an exclusive-history completion, but linear quantum dynamics alone does not select one such history. Source-specific preparation, reader analysis, and a bounded counting-law completion supply the additional physical input required to select an actual history. The resulting framework substantially develops the material and probabilistic parts of quantum measurement while isolating apparatus errors, actual-history law, and event-selection assumptions as explicit obligations. The work does not claim to solve every interpretation of the measurement problem, derive a universal collapse law, establish unrestricted detector accuracy, or identify a finite calibration certificate with an experimental calibration. Principal contributions A unified source-to-detector account of quantum measurement. Constructed interacting quantum sources with finite receivers. Six-mode cosine-circuit detector realization. Material registration and finite amplification chain. Two-polarization intrinsic-spin receiver. Finite thermal collision and endpoint-reading model. Full-duration restricted diamond-norm detector bound. Interval-certified amplifier fidelity. Conditional quiet-hold survival bound. Retention of blanks, wrong, unreadable, and missed outcomes. Calibrated affine probability uniqueness. Sequential instruments and compatible conditional states. Explicit separation of complete instruments, material records, and actual histories. Source-specific conditions for actual-event selection. Complete physical error and assumption ledger.