transactions – If somebody is aware of my deal with, can they observe the place the Bitcoin I acquired got here from, right down to the fourth or fifth sender

This query issues a pal of mine who has traded Bitcoin in a hostile nation. If the authorities know his deal with would they know the addresses of who despatched him Bitcoin. We could say somebody despatched BTC to a different one that aggregated it and despatched to my pal. Can they hint the BTC again to the unique sender. A number of the BTC was despatched from exchanges at completely different phases of the transaction however some was purchased from bitcoin ATMs, some from different individuals utilizing completely different wallets ( exchanges, belief wallets, Blockchain and many others) . How far again can authorities hint . Some was despatched on to the chums pockets, others had been added to different purchases BTC and despatched ,

This query issues a pal of mine who has traded Bitcoin in a hostile nation. If the authorities know his deal with would they know the addresses of who despatched him Bitcoin. We could say somebody despatched BTC to a different one that aggregated it and despatched to my pal. Can they hint the BTC again to the unique sender. A number of the BTC was despatched from exchanges at completely different phases of the transaction however some was purchased from bitcoin ATMs, some from different individuals utilizing completely different wallets ( exchanges, belief wallets, Blockchain and many others) . How far again can authorities hint . Some was despatched on to the chums pockets, others had been added to different purchases BTC and despatched ,