{
  "meeting": "ACDC #186 - September 3, 2026",
  "highlights": {
    "testing_progress": [
      {
        "timestamp": "00:06:32",
        "highlight": "DevNet 9 (1000-node non-finality net): Prysm failed Gloas state transition; Grandine OOM livelock; Teku memory starvation caused canonical blocks marked bad; network not finalizing"
      },
      {
        "timestamp": "00:08:25",
        "highlight": "DevNet 8 critical bug: block with same hash as parent halts entire network; Lodestar fixed; spec change (consensus-specs PR #5594) adding parent-hash check incoming; beta.0 release planned today"
      },
      {
        "timestamp": "00:12:56",
        "highlight": "DevNet 10 planned next week pending fixed images; Optimism and Lido testing deferred until stable fork transition achieved"
      }
    ],
    "fork_status_and_schedule": [
      {
        "timestamp": "00:29:41",
        "highlight": "Sepolia Glamsterdam fork set to October 6; Hoodi date deferred to a later decision"
      }
    ],
    "eip_proposals_glamsterdam": [
      {
        "timestamp": "00:13:22",
        "highlight": "EIP-8037 spec-bug-fix (cross-frame state gas): all EL clients agreed; Geth/Erigon already implemented and tested on DevNet 8; others releasing ASAP (ethrex v8.1.4 within 1\u20132 days)"
      }
    ],
    "client_updates": [
      {
        "timestamp": "00:16:47",
        "highlight": "Engine API SSZ spec merged to execution-apis master; implementable now, minor iterations expected"
      }
    ],
    "eip_proposals_hegota": [
      {
        "timestamp": "00:20:04",
        "highlight": "EIP-8148 (custom sweep thresholds for 0x02 validators) and EIP-8205 (withdrawal credential pre-registration): specs and POC implementations ready; CFI/DFI discussion expected in ~2 weeks"
      }
    ],
    "organizational": [
      {
        "timestamp": "00:30:38",
        "highlight": "Hegota EIP tier rankings due by September 10; CL teams must publish rankings with written rationale at least one day before next ACDC"
      }
    ]
  },
  "action_items": [
    {
      "timestamp": "00:11:54",
      "action": "Merge consensus-specs parent-hash check PR and cut beta.0 spec release",
      "owner": "Justin Traglia / spec team"
    },
    {
      "timestamp": "00:29:53",
      "action": "Comment/approve Sepolia October 6 fork date on PM pull request #2205",
      "owner": "All client teams"
    },
    {
      "timestamp": "00:31:34",
      "action": "Publish Hegota EIP tier rankings with rationale by September 10",
      "owner": "All CL client teams"
    }
  ],
  "decisions": [
    {
      "timestamp": "00:14:05",
      "decision": "EIP-8037 cross-frame state gas fix approved for Glamsterdam; all EL clients to implement and deploy on DevNet 8"
    },
    {
      "timestamp": "00:11:09",
      "decision": "Consensus-specs block parent-hash equality check added as spec fix; all clients to implement"
    },
    {
      "timestamp": "00:29:41",
      "decision": "Sepolia Glamsterdam fork date set to October 6, 2026; Hoodi date to be decided later"
    }
  ],
  "targets": [
    {
      "timestamp": "00:11:54",
      "target": "Consensus-specs beta.0 release \u2014 September 3, 2026 (today)"
    },
    {
      "timestamp": "00:29:41",
      "target": "Sepolia Glamsterdam fork \u2014 October 6, 2026"
    },
    {
      "timestamp": "00:12:56",
      "target": "DevNet 10 launch \u2014 week of September 8, 2026 (pending stable images)"
    }
  ]
}