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LNURL Pay Path

hexbox  -  October 26, 2026

A Lightning address like name@domain.com resol...

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1 0 15 Medium

Invoice Default Expiry

hexbox  -  October 26, 2026

A BOLT11 Lightning invoice has no...

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0 0 0 Medium

Halving Subsidy

hexbox  -  October 26, 2026

After Bitcoin's fourth halving in Ap...

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1 0 10 Easy

Zap Kind

hexbox  -  October 26, 2026

On Nostr, a successful Lightning...

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0 0 1 Medium

Bolt11 Prefix

hexbox  -  October 26, 2026

A Lightning Network payment request (...

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0 0 1 Easy

Genesis Headline Date

hexbox  -  October 26, 2026

Satoshi embedded a newspaper headline in Bi...

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0 0 0 Easy

Ygcv

Jggfxuv  -  September 29, 2026

J...

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0 0 12 Easy

Guess it!

Bobbyra  -  August 20, 2026

1.What 5 letter word becomes shorter when you add 2 letters ?
2.I'm full of keys but can't open a single door....

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0 0 10 Easy

Hidden word

satoshinakam9to  -  May 16, 2026

You are given these three words:

- FOOT
- ...

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4 0 135 Medium

Hidden word

satoshinakam9to  -  May 15, 2026

You are given these three words:

- FOOT
- ...

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2 0 7 Medium