New GPG key for new smartcard

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512

This message is to certify that my old RSA key

    3EA4556BFDA919931884606919F85E55F96644FC

is still valid, but won't be used as often. A new ed25519 key pair with the
following fingerprint has been generated for my new Yubikey. This new key has
been signed with the original one.

    84A70FE4C48D821E83D636996BC17BFCD0F07862

The old key might be revoked in the future if I decide to repurpose my old
Yubikey. Please use the new key for future correspondence.
-----BEGIN PGP SIGNATURE-----

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yXG/ZAPSpgtQcPGLC9gYcy71qVzagQxLe33X5FrBJPezsWlvyXQ=
=FH/6
-----END PGP SIGNATURE-----

GPG Key Renewing – 2020

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512

Old Key Fingerprint: 336E9D9A9B80E1BEFFE4CBB994333B156BD49DC0
New Key Fingerprint: 3EA4556BFDA919931884606919F85E55F96644FC

This message is to certify that my old RSA key is expiring on Sep 18 2019. A new key pair with fingerprint above has been generated and will replace the expiring key soon. The new key will carry a signature from the original one.

Chai, Sept 5 2019
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FGi01Suo6030ZEl2cQjilO8U81cb7qDtUdNGFx2ajPi2Ldjfyeg=
=MqyP
-----END PGP SIGNATURE-----

Self burn notice: Sina Weibo

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

近期由于新浪微博已经无法正常使用,我将不会在 Sat Jul 15 8:00am GMT+8 之后继续发布微博。
以防万一,在此声明此后的所有新微博、评论和私信均非本人所为。但是,我仍然会主动的维护关注及粉丝列表。

- -- cth451
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-----END PGP SIGNATURE-----

我将会陆续停用其他社交网络与新浪微博之间的连结,并且可能出现大量数据删除。感谢微博上不知名的各位在过去对一个普通学生的支持。