Bitcoin Core v30 to Remove 83-Byte Limit on OP_RETURN, Allowing Larger Data Storage

Scheduled for October, the removal of the "spam filter" will permit arbitrary data up to the full block size, sparking debate within the community over potential use cases and illicit content.

BTC

Summary

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Terms & Concepts
  • OP_RETURN: A Bitcoin script opcode used to embed a small amount of arbitrary data into a provably unspendable transaction output, often used for data storage on the blockchain.
  • Bitcoin Core: The primary, open-source software client for the Bitcoin network, which downloads and validates the entire blockchain and is maintained by a group of core developers.