Technical Specs
No premine, no instamine, no token
- Monero had no premine or instamine
- Monero did not sell any token
- Monero had no presale of any kind
Proof of Work
- CryptoNight
- may change in the future
Difficulty retarget
- every block
- based on the last 720 blocks, excluding 20% of the timestamp outliers
Block time
- 2 minutes
- may change in the future as long as emission curve is preserved
Block reward
- ~6 XMR as of Dec 2017, see the latest block coinbase transaction amount for current reward
- smoothly decreasing and subject to penalties for blocks greater then median size of the last 100 blocks (M100)
Block size
- dynamic, maximum of two times median size of the last 100 blocks (2 * M100)
Emission curve
Main curve
First, the main emission is about to produce ~18.132 million coins by the end of May 2022.
As of Dec 2017 the emission is about 30 XMR per 10 minutes.
See charts and details.
Tail curve
The tail emission kicks in once main emission is done.
It will produce 0.6 XMR per 2-minute block.
This translates to <1% inflation decreasing over time.
Max supply
- infinite
Sender privacy
- Ring signatures
Recipient privacy
- Stealth addresses
Amount obfuscation
- Ring confidential transactions