jmLÉIn terms of what made "Bitcoin" bitcoin, the only thing the Core (soft)fork retains is the ticker. The only thing Core cares about is being backward compatible so it'll have a claim for the brand name.
https://whatsonchain.com/tx/687f6b55f4ed6183304552a8906345c3f5965a7af1f49316659e28d9f0d3500b