How do I find out what key file is being offered by my ssh client?

I am running ssh on OSX and trying to figure out which key file is being used to ssh to a server. ssh -vvv ubuntu@<Omitted> debug1: Authentications that can continue: publickey debug1: Offering public key: RSA SHA256:NdJXmNw7joMTSBwQG4OVY1kQLi8kagO1R1dKEvNzeYA agent debug3: send packet: type 50 debug2: we sent a publickey packet, wait for reply debug3: receive packet:…