Provenance Isn't Purity: Data Poisoning and the Limits of On-Chain Data Markets
A landmark 2025 result: ~250 poisoned documents backdoor an LLM whether it has 600M or 13B parameters — 0.00016% of the tokens. DataDAOs sell 'verifiable' training data, but on-chain provenance proves integrity, not purity. Here's the gap, and what actually narrows it.
8 min read ⬢ interactive