Unverified50% confidenceFactExact time

The on-chain cost of a hash is usually just a 32-byte storage slot, and even when gas prices on the Ethereum mainnet are high, the cost of a single submission is far lower than storing the full content.

1

Sources

50%

Confidence

Long-term

Relevance

10/16/2026

First Seen

Sources

On-Chain Verification for AI Agents: Three Mechanisms and Common Pitfalls

rss10/16/2026

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Ethereumcompany 哈希上链concept

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