# Gridstamp

> Cryptographic spatial proof-of-presence for AV fleets, logistics, AR. 91% spoof detection.

## Facts
- Page: https://tashan.sh/capability/pkg-gridstamp
- tashan id: pkg:gridstamp
- Source: https://github.com/mnemopay/gridstamp
- npm: https://www.npmjs.com/package/gridstamp
- Type: npm
- Category: security
- tashan score: 42.0 / 100
- Adoption: 26.0
- Upkeep: 57.0
- Freshness: 71.0
- Evidence coverage: 100% of the inputs this score can use
- Health: active
- Instruction depth: not yet graded
- npm downloads: 68/week
- License: Apache-2.0
- Official: no

## Install

```sh
claude mcp add gridstamp -- npx -y gridstamp
```

## Security audit
- Known advisories: 0
- Install-time script: none declared
- Build provenance: not attested

Permissions are read from DECLARED dependencies only. Nothing is executed, so an empty result means "nothing declared", never "nothing possible".

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Measured 2026-09-13 by tashan (https://tashan.sh) from public evidence. Scorer s5.