VERSION 3 (April 2, 2026): Amendment v2 (DEV-001) - Corrects catalog citation error identified in Version 2. Specifies appropriate void catalogs (Courtois et al. 2023, A&A 673, A38) compatible with SPARC redshift range. Documents exploratory density proxy result and confirmatory test pathway.s Pre-registration of the QCB void vs. filament environment test, deposited before any data access. Specifies exact prediction, methodology, and decision criteria for testing whether galaxies show different gravitational behavior in filament galaxies vs. void galaxies after controlling for baryonic properties. This document establishes a public timestamp before analysis begins.
Victor R. Roldan (Thu,) studied this question.