I hereby claim:
- I am sibartlett on github.
 - I am sibartlett (https://keybase.io/sibartlett) on keybase.
 - I have a public key whose fingerprint is C45E CD00 58C9 5B47 E180 D134 089B BEA3 47E9 7B5C
 
To claim this, I am signing this object:
{
    "body": {
        "client": {
            "name": "keybase.io node.js client",
            "version": "0.7.3"
        },
        "key": {
            "fingerprint": "c45ecd0058c95b47e180d134089bbea347e97b5c",
            "host": "keybase.io",
            "key_id": "089BBEA347E97B5C",
            "uid": "8bb97349c008fa2bd69b44e1250ebc00",
            "username": "sibartlett"
        },
        "merkle_root": {
            "ctime": 1417120057,
            "hash": "342dfb11e89bd90d273b698b14cc0ce01f87708c1a44621409e755829ed6d824969580bfeff43603c5c616c03c13debc8db9521788a686512eeeeef81d709240",
            "seqno": 99288
        },
        "service": {
            "name": "github",
            "username": "sibartlett"
        },
        "type": "web_service_binding",
        "version": 1
    },
    "ctime": 1417120074,
    "expire_in": 157680000,
    "prev": "321b760787ce8ba1d549a72df0b8f116b66a8432656da7d5eb770196ee80b15f",
    "seqno": 10,
    "tag": "signature"
}with the PGP key whose fingerprint is
C45E CD00 58C9 5B47 E180  D134 089B BEA3 47E9 7B5C
(captured above as body.key.fingerprint), yielding the PGP signature:
-----BEGIN PGP MESSAGE-----
Comment: GPGTools - https://gpgtools.org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=E+ze
-----END PGP MESSAGE-----
And finally, I am proving ownership of the github account by posting this as a gist.
Consider the keybase command line program.
# look me up
keybase id sibartlett
# encrypt a message to me
keybase encrypt sibartlett -m 'a secret message...'
# ...and more...