fetch table

RECOVERY tool — LIVE-fetch a document's source PDF and extract the actual TABLE GRID when search() found the right report/table but the retrieved chunks had no usable numbers (a table whose cells were flattened into prose order during chunking). Prefer `doc_id` from a search hit (host is then trusted); a raw `url` must be a DEA/MoF authority host. Pass `pages` (1-based, e.g. the search hit's `page