GroundTruth

Mobile safety check-ins that generate undeniable proof for coalitions

Score: 7.4/10MAHard BuildReady to Spawn
Brand Colors

The Opportunity

Problem

Media outlets and social media users spread false reports claiming Mauritanian miners were targeted in Moroccan drone strikes, forcing coalitions to issue public denials to prevent diplomatic fallout.

Solution

Prospectors use a simple mobile app to log daily presence, location, and status even offline. The system creates timestamped, cryptographically signed safety certificates that coalitions and diplomats can instantly reference to disprove false strike reports. Data aggregates into a secure dashboard for rapid official responses.

Target Audience

Mauritanian miners' coalitions, prospectors, and diplomats managing cross-border relations in the Western Sahara region

Differentiator

Offline-first voice and USSD fallback designed for desert regions with low literacy and intermittent connectivity — no other platform combines miner-sourced ground truth with diplomatic export formats.

Brand Voice

supportive

Features

Offline Voice Check-in

must-have38h

Record voice status that is stored locally and synced when connected

Signed Safety Certificates

must-have32h

Generates verifiable PDF and shareable links with digital signatures

Coalition Dashboard

must-have45h

Web portal for coalitions to view aggregated anonymous miner status

Geofenced Daily Reporting

must-have25h

Simple button to confirm presence in licensed mining zones

Rapid Denial Evidence Pack

must-have30h

One-click export of all relevant miner reports for a claimed strike area

USSD Fallback Mode

must-have35h

SMS-based check-in for feature phones common in the region

Miner Anonymization Controls

nice-to-have22h

Coalitions see counts not identities unless explicitly authorized

Trend Visualization

nice-to-have28h

Heatmaps showing mining activity density over time

WhatsApp Broadcast

nice-to-have40h

Send safety alerts directly to registered miners via WhatsApp

Total Build Time: 295 hours

Database Schema

miners

ColumnTypeNullable
iduuidNo
phone_hashtextNo
coalition_iduuidYes
created_attimestampNo

Relationships:

  • has many reports
  • belongs to coalition

reports

ColumnTypeNullable
iduuidNo
miner_iduuidNo
statustextNo
latitudetextYes
longitudetextYes
voice_urltextYes
signed_hashtextNo
reported_attimestampNo

Relationships:

  • belongs to miner

coalitions

ColumnTypeNullable
iduuidNo
nametextNo
emailtextNo
created_attimestampNo

Relationships:

  • has many miners
  • has many exports

exports

ColumnTypeNullable
iduuidNo
coalition_iduuidNo
incident_iduuidYes
urltextNo
created_attimestampNo

Relationships:

  • belongs to coalition

API Endpoints

POST
/api/checkin

Receive miner check-in (voice or status)

🔒 Auth Required
GET
/api/dashboard

Return aggregated anonymized miner status for coalition

🔒 Auth Required
POST
/api/export

Generate signed evidence package for diplomats

🔒 Auth Required
POST
/api/ussd

Handle incoming USSD/SMS check-ins

Tech Stack

Frontend
Flutter 3.19 + Riverpod
Backend
Node.js + Express
Database
PostgreSQL
Auth
Firebase Auth
Payments
Flutterwave
Hosting
Render (backend), Firebase Hosting + App Stores
Additional Tools
MapboxFFmpeg for voiceTwilio for SMS/USSD

Build Timeline

Week 1: Mobile foundation

42h
  • Flutter app skeleton
  • Offline persistence with Hive
  • Firebase auth

Week 2: Check-in core

38h
  • Voice recording + offline queue
  • Geolocation module
  • Signature generation

Week 3: Backend and sync

35h
  • Express API
  • Postgres schema
  • Sync engine

Week 4: Dashboard and certificates

45h
  • Web dashboard in Flutter Web
  • PDF certificate generator
  • USSD gateway

Week 5: Coalition features

32h
  • Evidence export system
  • Anonymization logic
  • Payments

Week 6: Polish and launch

28h
  • Testing with real desert network conditions
  • App store assets
  • Landing site
Total Timeline: 6 weeks • 295 hours

Pricing Tiers

Community

$0/mo

Limited to 50 miners

  • Basic check-in for miners
  • Public dashboard
  • 10 certificates/month

Coalition

$35/mo

One coalition

  • Unlimited miners
  • Full evidence packs
  • Diplomatic exports
  • USSD support

Regional

$89/mo

Up to 5 coalitions

  • Multiple coalitions
  • API access
  • Priority support
  • Custom branding
  • Trend analytics

Revenue Projections

MonthUsersConversionMRRARR
Month 1659%$205$2,460
Month 652014%$2,548$30,576

Unit Economics

$38
CAC
$980
LTV
6%
Churn
76%
Margin
LTV:CAC Ratio: 25.8xExcellent!

Landing Page Copy

Your Voice. Undeniable Proof.

Simple mobile check-ins from Mauritanian prospectors that instantly disprove false reports and protect diplomatic relations.

Feature Highlights

Works completely offline
Voice reporting for low literacy
Cryptographically signed certificates
Instant diplomatic evidence packs
USSD fallback for feature phones

Social Proof (Placeholders)

"'Miners love the simple voice button. We killed three false stories last month.' — Coalition Coordinator, Zouérat"
"'The signed PDFs convinced the embassy immediately.' — Mauritanian diplomat"

First Three Customers

1. Partner with existing miner cooperatives in Zouérat and Nouadhibou by offering free phones preloaded with the app to their most respected prospectors. 2. Present the mobile tool at the next Mauritanian Ministry of Mines community meeting. 3. Offer free Coalition tier to two well-known NGOs documenting the region in exchange for testimonials and introductions.

Launch Channels

Google Play launch in MauritaniaWhatsApp groups of mining communitiesLinkedIn for coalitions and diplomatsLocal radio stations in Hassaniya Arabicr/Africa and r/SaaS

SEO Keywords

mauritanian miner safety appwestern sahara ground truth reportingoffline mining check-insigned safety certificate minerscounter false drone claims mauritania

Competitive Analysis

From $15/user
Strength

Strong offline data collection

Weakness

Built for general field work, no diplomatic export formats or signed certificates

Our Advantage

Purpose-built for conflict-zone verification with cryptographic proofs and USSD

🏰 Moat Strategy

First-mover ground-truth dataset from Mauritanian prospectors combined with signed certificate format that becomes the de-facto standard for diplomats in the region.

⏰ Why Now?

Cheap Android phones are now widespread even in remote mining areas while misinformation velocity has increased dramatically, creating urgent demand for verifiable mobile ground truth.

Risks & Mitigation

executionmedium severity

Low smartphone penetration among older prospectors

Mitigation

Build robust USSD/SMS pathway that works on any phone

legalhigh severity

Location data sensitivity in disputed territory

Mitigation

Never store precise GPS after certificate creation; use only coarse geofences and obtain explicit consent

Validation Roadmap

pre-build21 days

Field test paper prototype with 25 prospectors in mining zones

Success: At least 80% say they would use daily

mvp60 days

Beta with 3 cooperatives (150 miners)

Success: 70% daily active usage and first coalition converts to paid

Pivot Options

  • Become the national digital attendance system for all Mauritanian artisanal mining
  • Add payment and supply chain features for miners
  • License the signed certificate technology to other conflict zones

Quick Stats

Build Time
295h
Target MRR (6 mo)
$3,800
Market Size
$4.1M
Features
9
Database Tables
4
API Endpoints
4