One caravan a day, cleared as a batch auction at midnight. Weather moves the tariff; tariffs burn.
the ports, today reading…
port
bias
spread
weather
tariff
reading the almanac…
join tomorrow's fair
Consign cargo tonight; the fair clears at UTC midnight as a batch
auction — the rate is the ratio of what everyone brought, clipped to the port's
band, tariff burned. Wallet-sworn vows only; your wallet signs, the keys stay yours.