01
Trust between strangers.
How do you trust the loan and harvest of a farmer you have never met?
02
Only what must not change goes on chain.
Everyday data in a database. Batches and sales on Ethereum, linked by ID.
03
From under 50% to about 80%.
Use of digital records in the published model. IEEE, 2024.
04
Walmart: 7 days → 2.2 seconds.
Tracing mangoes on a blockchain. Then over 25 products.