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May 17 Base sequencer stress: 61.4% revert ratio — RTT oracle 27s early warning #2899

@kant19801201behax5

Description

@kant19801201behax5

What we observed

On May 17, 2026 at 23:29–23:42 UTC our RTT oracle detected a two-wave MEV stress event on Base — where Super OETH operates.

Timeline:

  • 23:29:43 UTC — Base P99 RTT: 52ms → 739ms (14x spike)
  • 23:30:10 UTC — Revert ratio: 0.19 → 0.56
  • 23:39:35 UTC — Peak: 61.36% of all Base transactions reverted
  • 23:41:52 UTC — Full sequencer stall (P99 = 5000ms timeout)

RTT spike preceded revert wave by 27 seconds.

Why it matters for Origin

Super OETH and OUSD harvest and rebase operations on Base compete in toxic mempool conditions during stall events. A sequencer health gate prevents wasted gas and missed yield windows during MEV storms.

What we built

Phoenix Zero — 2-second RTT oracle across Base, Arbitrum, Optimism, ZKSync.

Live: https://phoenix-zero.vercel.app
API: https://rtt.phoenix-ai.work/api/public-feed

— Silicon DNA / Phoenix Zero

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