Public-Key Packet, new CTB, 51 bytes
    Version: 4
    Creation time: 2023-08-05 06:06:26 UTC
    Pk algo: EdDSA
    Pk size: 256 bits
    Fingerprint: 6C71D25D64C1264F1575548F851D69C12B182F5D
    KeyID: 851D69C12B182F5D
  
User ID Packet, new CTB, 35 bytes
    Value: Yuki Azuma <yuki@ccs.tsukuba.ac.jp>
  
Signature Packet, new CTB, 143 bytes
    Version: 4
    Type: PositiveCertification
    Pk algo: EdDSA
    Hash algo: SHA256
    Hashed area:
      Issuer Fingerprint: 6C71D25D64C1264F1575548F851D69C12B182F5D
      Signature creation time: 2023-08-05 06:06:26 UTC
      Key expiration time: PT94608000S
      Key flags: CS
      Symmetric algo preferences: AES256, AES192, AES128
      Hash preferences: SHA256, SHA384, SHA512, SHA224
      Compression preferences: Zlib, BZip2, Zip, Uncompressed
    Unhashed area:
      Issuer: 851D69C12B182F5D
    Digest prefix: 401E
    Level: 0 (signature over data)
  
Public-Subkey Packet, new CTB, 56 bytes
    Version: 4
    Creation time: 2023-08-05 06:06:26 UTC
    Pk algo: ECDH
    Pk size: 256 bits
    Fingerprint: 3A04C029068D9238E864E55792B5277AE2C82764
    KeyID: 92B5277AE2C82764
  
Signature Packet, new CTB, 126 bytes
    Version: 4
    Type: SubkeyBinding
    Pk algo: EdDSA
    Hash algo: SHA256
    Hashed area:
      Issuer Fingerprint: 6C71D25D64C1264F1575548F851D69C12B182F5D
      Signature creation time: 2023-08-05 06:06:26 UTC
      Key expiration time: PT94608000S
      Key flags: EtEr
    Unhashed area:
      Issuer: 851D69C12B182F5D
    Digest prefix: E1CD
    Level: 0 (signature over data)