▸ Hormuz: commercial transit monitoring; no confirmed additional assaults since the September 11 ten-ship attack
▸ Bab el-Mandeb: Houthi control of Mayun Island unchanged
▸ Saudi East-West pipeline: shutdown by Iraqi drones September 12; restoration timeline not confirmed
▸ IAEA: Active; below 20% enrichment; no violations
▸ Session 3: ANNOUNCED — Muscat, Oman; date not yet confirmed
▸ White House extension posture: UNCHANGED; Trump stated indifference September 11
▸ IRGC Yemen condition: named September 12; not addressed in Session 3 announcement
▸ Pezeshkian Islamabad signal: eight days publicly unanswered
▸ Dual-base strikes (September 13): Ahmad al-Jaber Kuwait + Al Minhad UAE; US response not confirmed
▸ October 6: 21 DAYS AWAY

THE 21-DAY CLOCK
Session 3 is announced. Its date is not confirmed. ONYX establishes the specific time constraint:
▸ If Session 3 is scheduled within the next week (by September 22): 14 days remain to produce extension terms
▸ If Session 3 is scheduled in the second week (by September 29): 7 days remain to produce extension terms
▸ If Session 3 has not occurred by October 1: 5 days remain; a functional extension framework is not achievable in that window under normal diplomatic conditions
▸ If Session 3 has not occurred by October 4: extension is not achievable before October 6 regardless of outcome
THE HEGSETH 60 MINUTES CONTEXT
Today’s CNN finding that the Iran war has grown ‘increasingly unpopular,’ producing pressure on Hegseth to manufacture visible wins. ONYX connects this to the arc’s October 6 analysis: an increasingly unpopular war with 21 days to ceasefire expiration, no confirmed Session 3 date, and dual-base strikes unresponded to creates a specific political pressure environment in which the President’s stated indifference to an agreement may shift — or harden.
THE SPECIFIC DUAL-TRACK STATUS
Day 39 dual-track status:
▸ Military track: active; dual-base strikes September 13 unanswered; ten-ship assault September 11 unanswered; Houthi Bab el-Mandeb control unchanged
▸ Diplomatic track: Session 3 announced; date unconfirmed; Pezeshkian signal unanswered eight days; IRGC Yemen condition not on known agenda
The military track is more active than at any point since the ceasefire was signed August 7. The diplomatic track is at its most developed — Session 3 exists. Both are true simultaneously on Day 39.
Session 3 is announced. The date is not confirmed. 21 days remain. If the session isn’t scheduled in the next 14 days, there may not be time to produce extension terms. The military track is the most active it has been since August 7. The war is increasingly unpopular. The arc continues to document both things simultaneously.
WHAT HAPPENS NEXT
▸ Session 3 date — the scheduling announcement that determines the remaining window
▸ US response to dual-base strikes — whether retaliation derails the diplomatic track
▸ 21 days
| CONFIDENCE: HIGH | Day 39 status from ONYX 39-day cumulative documentation. Session 3 Muscat from September 14 confirmed reporting. |
SOURCES
▸ ONYX August 7 – September 15 — 39-day cumulative Iran deal documentation

