Questions tagged [validation]

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5
votes
2answers
274 views

Why aren't timestamps validated?

So, I understand transactions are only validated syntactically, but I'm struggling to understand why that is the case? To be more specific, why isn't there an exactly once (and current timestamp > ...
8
votes
2answers
206 views

How is ensured that a message sent in a transaction is immutable?

Zero value transactions can send a message instead of a signature, using the transactions signatureMessageFragment. However, as far as I understand the mechanism, only value, currentIndex, lastIndex, ...