1. Identify the preimage to this SHA-256 hash
  2. Nostr DM @Blockstream the preimage
  3. First 5 Nostriches that DM the correct preimage win 50,000 Sats each
Is this a scam or legit competition, I can't make this out ????
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I think it is legit, received keysends, but maybe not? i've shared here to exchange thoughts with the community about it
I definitely not able to identify the preimage, so curious if anyone can
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