# [Python 2] and [Python 3], <s>36</s> 34 bytes, score <s>18</s> 17

    print(str(hash(float('-inf')))[1])

In [Python 2][TIO-jvznfv2x], the hash of negative infinity is -271828 but in [Python 3][TIO-jvzngiob] it's -314159. Edit: Saved 2 bytes, 1 point of score, thanks to @ArBo.

[Python 2]: https://docs.python.org/2/
[TIO-jvznfv2x]: https://tio.run/##K6gsycjPM/r/v6AoM69Eo7ikSCMjsThDIy0nP7FEQ103My9NXVNTM9owVvP/fwA "Python 2 – Try It Online"
[Python 3]: https://docs.python.org/3/
[TIO-jvzngiob]: https://tio.run/##K6gsycjPM/7/v6AoM69Eo7ikSCMjsThDIy0nP7FEQ103My9NXVNTM9owVvP/fwA "Python 3 – Try It Online"