1,601 BTC across 11 transactions over 1h 24m just moved within addresses publicly attributed to Bitfinex hot wallet (attribution: Bitfinex official public wallets list (self-disclosed, bitfinexcom/pub/wallets.txt)). The attribution is public documentation, not a SENTINEL measurement.
According to SENTINEL event ux_19jv2ec (source mempool.space): BITFINEX: 1,601 BTC MOVED. Verify: https://mining.sentinelbtc.com/api/v1/events/unusual/ux_19jv2ec