
Known, Not Shown
A smart insole to a better you.
It goes into the shoe you already wear, reads your stride, and confirms you at the source. Nothing to remember, nothing to hand over, and nothing about your body stored anywhere else.
Autonomy vs Anatomy.
Bio_Sole is a thin insole that goes into the shoe you already wear. It reads the way you stand, load, and push off, which is as distinctive as a signature and cannot be copied. That reading proves it is you, and it stays inside the insole. The world outside only ever receives a yes or a no.
Nothing else works this way.
Every other way of proving who you are takes a copy of you. A face, an iris, a fingerprint, a voice, captured once and stored somewhere, waiting in a database somebody else owns. Bio_Sole takes nothing. The proof lives under your foot and renews itself with every step, so you are verified continuously instead of once at a door.
A watch counts what you did. The sole reads how you did it.
The same walk that proves you are you also tells you how you are moving, day to day, without your wearing one more thing or opening one more app.
Known, Not Shown.
The biometric never leaves the device, and only a yes or a no crosses the boundary.

Find your way in.
Every audience arrives here with a different question. Pick the one that sounds like yours and the next page speaks to your situation rather than ours.
Everyday wellness and mobility
See how you are moving through an ordinary week, without wearing one more device.
Sport and performance
Learn what a good day feels like underfoot, and what a heavy one does to your stride.
Wellness practitioners
Your client lives the other 167 hours. See what they can choose to bring you from them.
Insurers and payers
Certainty about the person, for the life of a claim, with nothing held that anybody could breach.
Measure. Verify. Trust.
Bio_Sole is the company, Ground_Truth™ is the platform, and your walk is the key. One step at a time.
What one step does.
The fastest way to explain this is to follow a single step from the moment your heel meets the floor to the moment your toe leaves it. Each beat is something you get, not something the hardware has.

Heel strike
It knows it is you. No password, no card, no scan, no queue.
Loading
It learns your normal. Your own weight, your own balance, your own rhythm, getting more familiar every day.
Mid-stance
It notices when today is not like yesterday, and tells you in plain language how you are moving.
Toe-off
Only a yes or a no leaves your shoe. Your body stays yours.
Then you take the next step, and it happens again, 5,000 to 7,000 times a day.
Your questions answered plainly.
What is Bio_Sole?
Bio_Sole is a thin smart insole that goes into the shoe you already wear. It reads the way you stand, load and push off, confirms that you are you, and gives you plain-language insight into how you are moving. Nothing to remember, nothing to hand over.
How can a walk prove who someone is?
A full gait cycle runs from heel strike to the next landing of the same heel. Everyone's cycle has the same parts, but stride length, loading and timing differ from person to person, so the pattern works like a signature that renews itself with every step.
Is this a medical or diagnostic device?
No. Bio_Sole is a general wellness product. It supports awareness of movement and general wellbeing, and it does not diagnose, treat, cure, mitigate or prevent any disease or medical condition.
How is this different from a smartwatch or a fitness tracker?
A watch counts what you did. The sole reads how you did it. It is already inside the shoe you were going to wear, so there is no extra device to charge, wear or remember.
Where is my biometric stored?
On the device, inside the insole. There is no copy of you in a database somebody else owns, and only a yes or a no ever crosses the boundary. We call this Known, Not Shown.
Who is Bio_Sole for?
Anyone who walks. In practice that is everyday wellness and mobility, healthy aging, sport and performance, wellness practitioners, workforce and secure access, and insurers and payers.
LET'S CONNECT
Tell us who you are and what brought you here. Choosing a pathway is how the ten doors work - including the four this page does not show.