After the cataloguing visit, I opened the bound register and found my Coldcard listed at C-03 with a note about the tamper sticker. That alone saved me twenty minutes the next time I needed to rotate a backup.
— J.W., solo holder, Bupyeong · Vault Shelf Cataloguing, 2024
The archivists were methodical. They asked before moving anything and labelled each shelf tier before logging items. My only reservation is that the visit ran an hour longer than estimated because I had more steel plates than I remembered.
— S.L., family vault, Yeonsu · Paper Backup Indexing, 2025
We needed a device register for our estate attorney. Panel Grove Core delivered a shelf map and register that the attorney accepted without follow-up questions. Straightforward and thorough.
— K.M., family office liaison, Songdo · Hardware Wallet Inventory, 2023
I was sceptical about paying someone to write down what I already owned. But after adding three new devices in one year, the annual re-indexing paid for itself in clarity alone.
— R.T., collector, Namdong · Annual Shelf Re-indexing, 2025
Our vault room in a commercial facility near Incheon Station held fourteen hardware wallets and nine sealed paper backups across five shelves. None of us — myself, my brother, or our executor — could say with confidence which shelf held the inheritance Coldcard versus the daily-use Ledger.

Panel Grove Core spent four hours on-site. Min-jung and Seung-ho worked shelf B first, labelling positions B-01 through B-06 before logging a single device. They recorded model, visible serial fragment, packaging condition, and whether the original box was present. Paper backups were indexed by envelope number only — nothing was opened.

The bound register arrived with a laminated shelf map. My brother noted one device was listed as "Trezor Model T, ca. 2020" when he believed it was a 2021 purchase. The archivists corrected this during the follow-up call without charge. That small correction gave us confidence in the rest of the index.

— H.S., hardware wallet collector, Songdo · Vault Shelf Cataloguing, March 2025

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