This looks like another attack
nostr:npub1etcdje6hp2c8qtp5qt2scj439hrg2h4qvfgekxkqfpcgednrkryqskxwkr sent me this. I suspect it’s already been debunked. 
Discussion
I'm wondering, how could the real Satoshi even proove, he is the real Satoshi Nakamoto?
Looks like faketoshi.
I call bullshit because I'm Satoshi Nakamoto 😜