Supplementary material for "Observability of Contrails in MTG-FCI Imagery: A Placebo-Calibrated Cross-Sensor Assessment Using Landsat-Marked Reference Trails"

Supplementary package for the manuscript "Observability of Contrails in MTG-FCI Imagery" (Yıldırım and Demirel). Contains the locked reference GOLD_v1 of Landsat-marked contrails (lock record with SHA-256 checksums, trail ledger, held-out-day list), archived 1 km MTG-FCI fields of all measured panels, all per-trail and per-placebo measurements, production-model coverages, ablation results, the pre-registration records and pre-registered replications (S14, S17, S18), the blinded re-reading material and results (S15), scripts that reproduce every number and figure, model weights, and a SHA-256 list of all files.