  Deterministic -- no model is called
  ...................................................................
     (1) +-------------+      (2) +-----------------+
         | Curate      |--------->| Corpus          |
         | .bib + PDFs |          | parse, ledger   |
         +-------------+          +-----------------+
                                    |             :
                             ledger |             : vectors
                                    |             v
                                    |     +-------------------+
                                    |     | Enrichment        |
                                    |     | vectors, topics   |
                                    |     +-------------------+
                                    |             :
  Generative                        |             :
  ..................................|.............:..................
                                    v             :
                         (3) +-----------------+  :
                      +----->| Draft           |  :
                      |      | retrieve, write |  :
                      |      +-----------------+  v
                      |        |        :   +-----------------------+
                      |        |        :..>| Review                |
                      |        |   finished | ten aids, none blocks |
                      |        |            +-----------------------+
  Gated               |        |
  ....................|........|.....................................
                      | FAIL   v
                      |  (4) +========================+
                      +------# Gate                   #
                             # every cited document   #
                             # in the ledger          #
                             +========================+
                                         | OK
                                         v
                             (5) +-------------------+
                                 | Publish           |
                                 | LaTeX, PDF, MD    |
                                 +-------------------+
