The SPI Bare contains the SPI excluding the Authorization SPI.
'org.picketbox:picketbox-spi-bare:4.1.2.Final'
<dependency>
<groupId>org.picketbox</groupId>
<artifactId>picketbox-spi-bare</artifactId>
<version>4.1.2.Final</version>
</dependency>
<dependency org="org.picketbox" name="picketbox-spi-bare" rev="4.1.2.Final"/>
"org.picketbox", "picketbox-spi-bare", "4.1.2.Final"