Well, no, not quite. It's nowhere near "coherent", as in "all people at a designated time have exactly the same view of the global state", as this is what Byzan

Well, no, not quite. It's nowhere near "coherent", as in "all people at a designated time have exactly the same view of the global state", as this is what Byzantine generals problem requires. What people in Bitcoin can tell is which one of the two transactions that share at least one account is earlier. Bitcoin doesn't solve Byzantine generals problem, it avoids it.