and I was wrong, it is legal to have time values outside the 0-24hour range

h2/src/main/org/h2/value/ValueTime.java

@@ -33,9 +33,6 @@ public class ValueTime extends Value {
     private final long nanos;
 
     private ValueTime(long nanos) {
-        if (nanos < 0 || nanos >= 24L * 60 * 60 * 1000 * 1000 * 1000) {
-            throw new IllegalArgumentException("timeNanos out of range " + nanos);
-        }
         this.nanos = nanos;
     }