What is a Blockchain and how does it work?

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Tags

1. #means
2. #complete
3. #which
4. #ledger
5. #block
6. #spreadsheet
7. #spread
8. #collection
9. #network
10. #distributed
11. #across
12. #blockchain
13. #peers
14. #where
15. #works
16. #among
17. #simply
18. #holds
19. #columns
20. #blocks