Certified Photos is a service based on a mobile APP for the certification of photos/videos in day to day life as well as professional purpose.
HOW IT WORKS ?
After a one-shot registration, the user creates a new folder feeded with photos and videos taken exclusively with the APP. Each photo hash is sent to a calendar server (opentimestamp). All the hash received by the calendar server are grouped in a Merkel tree. This root hash is submitted to the blockchain through a BTC transaction.
The photo and the video are protected by the mobile APP and can’t be modified. As soon as the photo is taken, its hash is sent immediatly to the Certisio server. Any delay which occurs a timeout cancel the entire operation.
When the user has achieved the photos collect, he can submit a demand of a certificate for the entire forder. Few minutes later, the user receive a email with the link to the PDF file certificate
This certificate can be sent by the owner to any recipient concerned the case.
USE CASES
- Transport
- Delivery
- Works
- Evidence of presence
- Trace of evidences
- Digital Notary
- Controls
- Quality facts collect
For the collect and the cast of evidences, the user can rely on the following guide :
Means to demonstrate the proof and how to get the original file of each photo embeded on the certificate
PRICE
The service is free for all users
SAMPLE
Example: Electricity Meter change





The technician takes photos and videos along the procedure to get evidences of events, such as the energy consomption, the right client meter account ID, the presence of the technician at this time (datestamp) and localisation (gps). Those small tasks performed by the technician avoid litigation with the client and the ordering customer