Why does Bitcoin Need proof?

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Tags

1. #common
2. #preset
3. #ledger
4. #currency
5. #newly
6. #generating
7. #block
8. #mining
9. #level
10. #proof
11. #bitcoin
12. #process
13. #assembled
14. #recording
15. #assigns
16. #issued
17. #hardness
18. #miner
19. #first
20. #protocol
21. #there
22. #require
23. #transactions
24. #every
25. #amount
26. #correct