Campaigns# 2026-11-10 – Fragment store P5: write-back, in-job reuse, two layers, ATcT download Why Paul’s decisions (settled) Design D-items for Paul Science’s answer on R5 File-level changes Tests Migration of the existing stores Phases and estimate Not in this note 2026-11-12 – The supplementary reference library (R1) The files The rules The command line Acceptance (R1d) Offsets against ATcT The resolver (R2a) Next