BrainTrust Investment Lab › SS3 — Extract System › overview
overview — the SS3 walk
Company profiles from a commercial vendor — 5,405 snapshots of the market's own description of each firm. Vendor-computed figures are kept as mirrors, never as truth: we store what they said, and we mark that it is them saying it.
One source per sheet; every step CERTIFIED or OWED by BrainTrust Staff, matched against the book’s page.
steps certified
7 of 7
step format · shred-or-persist decided per payload ✓ CERTIFIED · p.454
step door · file-or-stream declared, bulk-first, the door-shape CITED from the registry ✓ CERTIFIED · p.454
step restart · the load restarts at declared points -- proven where the house already has the… ✓ CERTIFIED · p.454
step file_saved · the extract file is SAVED with its digest -- rerun without touching the source ✓ CERTIFIED · p.454
step transfer · compression and encryption posture declared ✓ CERTIFIED · p.454-455
step rowcounts · row counts compared before and after ✓ CERTIFIED · p.454
step source_impact · the source-system courtesy contract ✓ CERTIFIED · p.453-454