No - this current setup does not appear to have any power-generation or power-output circuitry.
You’re in a part project for a simple 1x10 pin header, so Pin_4 is just a terminal on the connector, not a regulated 5 V source. The project description identifies it as a through-hole straight pin header, not a power module or regulator .
Wirelessly connects nets on schematic. Used to organize schematics and separate functional blocks. To wirelessly connect net portals, give them same designator. #portal
Wirelessly connects power nets on schematic. Identical to the net portal, but with a power symbol. Used to organize schematics and separate functional blocks. To wirelessly connect power net portals, give them the same designator. #portal #power