A participant selects one of several lock numbers. They associate their lock number with a secret pin code, that they produce on their phone. They get a confirmation code and even a password hint. You predict that password hint. They can even associate that password hint with a word and still you reveal it with 100% accuracy. You can even repeat this effect with different number selections.
- Nothing to remember
- self working
- everything is examinable
- they use their phone (no app needed)
- you never see or touch anything
- instantly repeatable
- no complicated math
1st edition 2016, 3 pages.
word count: 603 which is equivalent to 2 standard pages of text