Paid module
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The gate-code binder, searchable, on a phone, and working with no signal.
The binder in the truck
Ask a rural chief what actually slows a response and the answer is often a printed binder of gate codes, lock box locations and access notes, flipped through in a moving vehicle. In a district with no hydrants and properties measured in sections, knowing which gate a loaded tender can get through is not administrative detail.
What it holds
Access, not protection
What will not hold a tender
Water
It works with no signal
The guardrail
Codes belong to other people’s property
Codes and lock box locations are encrypted under their own key and are absent from every ordinary read — revealing one is a separate request that writes an audit row before it answers. A PIN is required every time, with a lockout. Access is granted by an appointed duty that no rank carries, not even the chief. The honest limit, which any department should be told: this is not a remote wipe. A phone that never rejoins the network keeps its encrypted copy until it expires. The codes are bounded — by the PIN, the device and the expiry — not safe on a lost phone.
Status — not built yet
- 01The "code worked / did not work" tap that keeps the data trustworthy in year two.
- 02Bulk import, and photographing an existing binder to extract it. Until that exists, getting a binder in means typing it in.