Prove without publishing
- Proof
- Privacy
- Timestamp
- Fingerprint
- PLAY
- MANIPULATE
- UNDERSTAND
- INTEGRATE
01 /PLAY · Mission
Prove that this document existed without publishing its content.
02 / MANIPULATE — Try publishing the document, then build DOCUMENT → HASH → TIMESTAMP → PROOF. Then change one letter and verify.
DOCUMENT A · fictional● Stays local
HASH75A2…
PUBLIC LEDGER
—
Proof circuit
- DOCUMENT
- PROOF
Available machines
Status
—
Simplified teaching model — Simplified teaching model. The fingerprint is not cryptographic; the timestamp comes from your browser clock. Nothing is sent.
03 /UNDERSTAND
What you just observed
Handle the system: the explanation opens after the key moment.
Recommended after 3 experiments (0/3)