Primecoin (sign: Ψ; code: XPM) is a peer-to-peer open source cryptocurrency that implements a unique scientific computing proof-of-work system. Primecoin's proof-of-work system searches for chains of prime numbers. Primecoin was created by a person or group of people who use the pseudonym Sunny King. This entity is also related with the cryptocurrency Peercoin. The Primecoin source code is copyrighted by a person or group called “Primecoin Developers”, and distributed under a conditional MIT/X11 software license.
| Date | Address | Reward |
| 12-17-2018 5:04:40 | AJZJMim6BGykTuZ4P-qqs5YbhdpL5SxjM9V | 659559 primetoshi |
| 12-17-2018 2:16:29 | Admr8QZPwmQzc3MhY-LUVQvFqKpZvsfiaWm | 659523 primetoshi |
| 12-17-2018 2:09:03 | Admr8QZPwmQzc3MhY-LUVQvFqKpZvsfiaWm | 659523 primetoshi |
| 12-16-2018 11:39:43 | AZk1Yyq7sHrViB4DX-E7v98ioUnZXsFuUGu | 681229 primetoshi |
| 12-16-2018 11:13:35 | AZk1Yyq7sHrViB4DX-E7v98ioUnZXsFuUGu | 681217 primetoshi |
| 12-16-2018 11:06:56 | AZk1Yyq7sHrViB4DX-E7v98ioUnZXsFuUGu | 681217 primetoshi |
| 12-16-2018 10:57:20 | AZk1Yyq7sHrViB4DX-E7v98ioUnZXsFuUGu | 681217 primetoshi |
| 12-16-2018 10:49:59 | AZk1Yyq7sHrViB4DX-E7v98ioUnZXsFuUGu | 681217 primetoshi |
| 12-16-2018 10:36:08 | AZk1Yyq7sHrViB4DX-E7v98ioUnZXsFuUGu | 681217 primetoshi |
| 12-16-2018 10:24:38 | AZk1Yyq7sHrViB4DX-E7v98ioUnZXsFuUGu | 681217 primetoshi |