Supplementary Material and Reproducibility Package for "Stealth Convention Faults in Symbolic–Numeric Physics Pipelines"

Supplementary code, machine-readable convention-contract packets, FeynCalc–Python cross-system benchmarks, fault-injection tests, runtime measurements, raw benchmark data, and figure/table generation scripts accompanying the manuscript "Stealth Convention Faults in Symbolic–Numeric Physics Pipelines: A Model-Symmetry Criterion and Machine-Readable Convention Contracts for FeynCalc–Python Workflows".Source code is licensed under the MIT License. Data, documentation, figures, tables, and machine-readable contract packets are licensed under CC BY 4.0.