The first transaction showed up at Bittrex as pending almost immediately, but it was a much lower amount. Could that be why?
This is what I see from blockchain.info:
2017-05-05 07:23:27
112.70398711 BTC
5 Confirmations -0.01 BTC
2017-05-05 07:10:19
0.01 BTC
6 Confirmations 0.01 BTC
My transfer was 1.5 bitcoins, not 112.