Permission is local. Consequence is cumulative. Human decisions change the future, not the past.
Watch two things separately: what the institution has authorized, and what reality says actually happened.
Aptu matters when those two can diverge.
Synthetic educational demonstration. 51% is a scenario control fence, not a universal legal rule. This is not a trading or legal system. Identity checks, role verification, cryptographic signing, durable storage and live enforcement are outside this browser-only build.