Carve an idea.
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Anchoring your carve…
Confirming payment with Stripe.
⚠ Off by default. If your decryption key is ever disclosed (subpoena, breach, weakened algorithm), an archive containing the ciphertext becomes decryptable. The proof itself works without it.
The receipt is your durable copy. Drag the ZIP onto the standalone verifier — works without The Tower. README inside the ZIP has the full instructions, including the offline CLI fallback.
1. Choose a tier
2. Generate your sealed key
A fresh 256-bit key is created in your browser. We never see it. Save it now — without it, your sealed content is permanently unreadable.
Your key (hex):
2. Choose unlock date
After this moment, the entry auto-reveals on your dashboard and we email you.
3. Type your idea
Inscription * (public label on the sealed door)
Required. This is what others see; the content is hidden.
Category
Claim your free Open carve. We’ll email you a sign-in link.
Seal it for…
Opens by math on the date this sets — not before, not by anyone’s choice. $100 for any length.
3. Enter your secret
Once sealed, this cannot be reversed. Verify everything below.
To confirm, type the phrase below exactly:
Your secret is locked behind time. There is no key to hold. See the receipt — README.txt — for exactly how and when it reopens.
The receipt is your durable copy. Drag the ZIP onto the standalone verifier — works without The Tower. README inside the ZIP has the full instructions, including the offline CLI fallback.
“If it’s not in The Tower, you didn’t say it.” · v2026-05-14