Prototype states
Your key
- Scope
- read and query the six systems in Nebula Mutual’s inventory when the key was issued; download the packs issued to this key
- Cannot
- write, draft or change anything
- This session
- opened with a one-time code on this device. How the key opens
Packs issued to this key
| Pack | Issued by | Issued | Chain positions | SHA-256 | Expected chain head | Download |
|---|---|---|---|---|---|---|
| nebula-mutual-2026Q3.pack.json | CISO, Nebula Mutual | 2026-10-16 | 289 to 319 (31 records) | 204ecfcfa43a… show full hash204ecfcfa43a42f65019d5ca71058878d9ee83332086c3e5015cfef7a08afada | 2bb3a4f271d7… show full hash2bb3a4f271d74a906c1a507a918313f67a3ca88bd2c2edc84b4b5a4a853bcf9f | Download the pack |
Check the pack’s SHA-256 against the value the institution sent you separately, not against this page (SHA256SUMS.txt lists it too).
Learn more about the chain head
The chain head here is as served by GovernanceOS; the authoritative value is the one the institution sent you, and the public anchor. Nebula Mutual signs its packs with one pack key, key hash cb943626 ee1843d2 df977867 26539a04 86ffbf8f ca54cf64 d3f1bc22 41536e90 as served here. Ask the institution for that value once, by a route you trust, and run every pack with --key. How to verify
The sample pack holds fictional records, built for this prototype.
Your key
- Scope
- read and query the six systems in Nebula Mutual’s inventory when the key was issued; download the packs issued to this key
- Cannot
- write, draft or change anything
- This session
- opened with a one-time code on this device. How the key opens
Your key
- Scope
- read and query the six systems in Nebula Mutual’s inventory when the key was issued; download the packs issued to this key
- Cannot
- write, draft or change anything
- This session
- opened with a one-time code on this device. How the key opens
No packs issued to this key yet
You can still query.
Learn more about packs
A pack appears here when the CISO, Nebula Mutual, issues one to this key.

