So, we’re talking about the digital version of a ledger here. Store whatever you want, have a verified reference in the next entry. Continuing from your exampl

So, we’re talking about the digital version of a ledger here. Store whatever you want, have a verified reference in the next entry. Continuing from your example about certificates for each part of a food production process: that is already possible today, and you do not even need Blockchain tech for it as you can just use a run of the mill TLS infrastructure which could certify each step and part. In case of trouble, it’s even easier than Blockchain. Food rotten? Invalidate the certificate, fridge starts alarm. What I miss here is the answer to the question in what way the application of Blockchain technology would in any way change what you can currently do?