> show me a credible 3rd Party where I can store my ownership data apart from Government
Your "ownership data" does not have any intrinsic value. It only has value because an external authority (your Government's justice institutions) is able to enforce it.
Writing something on a blockchain has no magical effect. You cannot remove necessary third-parties like that.
> Most corporations which currently store my data proved that they cannot be trusted and they only look after their shareholders. Not users.
Your "ownership data" does not have any intrinsic value. It only has value because an external authority (your Government's justice institutions) is able to enforce it.
Writing something on a blockchain has no magical effect. You cannot remove necessary third-parties like that.
> Most corporations which currently store my data proved that they cannot be trusted and they only look after their shareholders. Not users.
True, but unrelated.