Soldøgn · Interop Svalbard · 78°N

Soldøgn Interop.

Hardening Glamsterdam implementations to maximally scale Ethereum without compromising on its security.

§ What we're shipping More →

By end of day Friday, glamsterdam-devnet-1 running with:

  1. 01
    Stable ePBS implementations

    per Barnabas's ePBS testing milestones

  2. 02
    Final repricing numbers

    based on the week's BAL and client optimization benchmarks

  3. 03
    An X00M gas limit floor

    a conservative floor for the post-Glamsterdam increase

§ Quick refs Funken Lodge
Emergency
112
Workspace
Funken Lodge
Weather
forecast on yr.no
Polar bears
no solo hikes — guide only outside settlement
§ Resources More →

Specs, links, and reference material — collected and curated for the week.

§ Schedule Five days above the horizon
§ 01

Sunday · Arrival

2026-04-26
  1. all day
    Arrival & check-in 🛬
  2. 17:00
    Group dinners @ Funken & Radissons
    Funken 17:00–20:00 · Radisson 18:00–21:00
§ 02

Monday

2026-04-27
Daily HackMD
  1. 08:40
    Shuttle to Funken 🚌
  2. 09:00
    Soldøgn Kickoff ☀️
    Funken Lodge
  3. 10:00
    8037 Spec Breakout
    Separee room (green)
  4. 12:00
    Lunch
    Funken Lodge
  5. 13:30
    AA Design Breakout
    Separee room (green)
  6. 15:00
    Open work
    Funken Lodge
  7. 17:30
    Shuttle from Funken 🚌
    Don't miss the ride!
  8. 17:45
    Dinner @ Gruve 3 AS & Global Seed Vault Visit
§ 03

Tuesday

2026-04-28
Daily HackMD
  1. 08:40
    Shuttle to Funken 🚌
  2. 09:00
    Daily Standup ☀️
    Funken Lodge
  3. 09:30
    Open work
    Funken Lodge
  4. 10:00
    Builder-API and future of MEV-Boost/sidecars
    Coworking area
  5. 12:00
    Lunch
    Funken Lodge
  6. 13:30
    CL Glamsterdam Devnet-1 Additions Breakout
    Separee room (green)
    EL: EIP-7708, EIP-7954 (64kb bump) · CL: EIPs 7688, 8045, 8061, 8080
  7. 15:00
    8037 Spec Breakout, pt. 2
    Separee room (green)
    Ad-hoc · 15:00–17:00
  8. 18:00
    Dinner @ Funken
    Funken Lodge
    18:00–21:00
§ 04

Wednesday

2026-04-29
Daily HackMD
  1. 08:40
    Shuttle to Funken 🚌
  2. 09:00
    Daily Standup ☀️
    Funken Lodge
  3. 09:30
    Open work
    Funken Lodge
  4. 10:00
    EIP-8237: Independent CL/EL Sync
    Separee room (green)
  5. 12:00
    Lunch
    Funken Lodge
  6. 13:30
    ACD Process Breakout
    Separee room (green)
  7. 13:30
    Sparse Blobpool Breakout
    Coworking area
  8. 15:00
    Open work
    Funken Lodge
  9. 17:30
    Shuttle from Funken 🚌
    Don't miss the ride!
  10. 17:45
    Catamaran Fjord Tour Dinner
§ 05

Thursday

2026-04-30
Daily HackMD
  1. 08:40
    Shuttle to Funken 🚌
  2. 09:00
    Daily Standup ☀️
    Funken Lodge
  3. 09:30
    Open work
    Funken Lodge
  4. 10:00
    ethp2p broadcast / erasure coding
    Separee room (green)
  5. 11:00
  6. 11:00
    8037 Spec Breakout, pt. 3
    State Gas Accounting
  7. 12:00
    Lunch
    Funken Lodge
  8. 13:30
    CL Hardening & Glamsterdam Testing/Tooling
    Separee room (green)
  9. 13:30
    EL Hardening & Glamsterdam Testing/Tooling
    Small blue room (next to red room)
  10. 15:00
    Forkcast Breakout
    Separee room (green)
  11. 17:00
    Partial Messages
    Boarding room (red room)
    Small breakout · Marco joining remotely
  12. 18:00
    Dinner @ Funken
    Funken Lodge
    18:00–21:00
§ 06

Friday

2026-05-01
Daily HackMD
  1. 08:40
    Shuttle to Funken 🚌
  2. 09:00
    Daily Standup ☀️
    Funken Lodge
  3. 09:30
    Open work
    Funken Lodge
  4. 10:00
    Shorter slots & attestation propagation + batching attestations
    Separee room (green)
  5. 11:00
    ethp2p broadcast, pt. 2
    Separee room (green)
  6. 12:00
    Lunch
    Funken Lodge
  7. 13:30
    EIP-7708: ETH transfers and burns emit a log
    Separee room (green)
  8. 14:00
    EL Sync Ideas (ePBS top-up sync)
    Boarding room (red room)
  9. 15:00
    Open work
    Funken Lodge
  10. 15:00
  11. 16:00
    Glamsterdam Road to Mainnet & Soldøgn Closing ☀️
    Funken Lodge
  12. 19:00
    Closing Dinner @ Funken
    Funken Lodge
    19:00 – late
§ 07

Saturday · Departure

2026-05-02
  1. 11:00
    Hotel check-out / travel home