# Permissionless Fault Proofs and Stage 1 Arrive to the OP Stack

Source: https://optimism.mirror.xyz/izdAoJ8ooyhDfwFLFoCcUfB1icPLFn8AImBws4oaqw8
Kiwi News: https://news.kiwistand.com/stories/Permissionless-Fault-Proofs-and-Stage-1-Arrive-to-the-OP-Stack?index=0x66675ff818a3782a3b898657c945daf729ac64b88beceff279daf6cf3cdfeea2b178ecf0
Submitted by misha on 2024-06-10 UTC, 3 upvotes, 0 comments