Public-Key Packet, new CTB, 525 bytes
    Version: 4
    Creation time: 2018-10-04 15:23:33 UTC
    Pk algo: RSA
    Pk size: 4096 bits
    Fingerprint: 3225641418A34A38C9485EC8301B91590C2188CE
    KeyID: 301B91590C2188CE
  
User ID Packet, new CTB, 75 bytes
    Value: francisco.c.rocha@tecnico.ulisboa.pt <francisco.c.rocha@tecnico.ulisboa.pt>
  
Signature Packet, new CTB, 596 bytes
    Version: 4
    Type: PositiveCertification
    Pk algo: RSA
    Hash algo: SHA256
    Hashed area:
      Issuer Fingerprint: 3225641418A34A38C9485EC8301B91590C2188CE
      Signature creation time: 2019-07-15 15:03:29 UTC
      Key flags: CSA
      Key expiration time: PT157680000S
      Symmetric algo preferences: AES256, AES192, AES128, TripleDES
      Hash preferences: SHA512, SHA384, SHA256, SHA224, SHA1
      Compression preferences: Zlib, BZip2, Zip
      Features: SEIPDv1
      Keyserver preferences: no modify
    Unhashed area:
      Issuer: 301B91590C2188CE
    Digest prefix: 5D0C
    Level: 0 (signature over data)
  
Public-Subkey Packet, new CTB, 525 bytes
    Version: 4
    Creation time: 2018-10-04 15:23:33 UTC
    Pk algo: RSA
    Pk size: 4096 bits
    Fingerprint: 26E58B9E6A2CC5AD46C38177E73AD486A515464A
    KeyID: E73AD486A515464A
  
Signature Packet, new CTB, 572 bytes
    Version: 4
    Type: SubkeyBinding
    Pk algo: RSA
    Hash algo: SHA256
    Hashed area:
      Issuer Fingerprint: 3225641418A34A38C9485EC8301B91590C2188CE
      Signature creation time: 2018-10-04 15:23:33 UTC
      Key flags: EtEr
      Key expiration time: PT157680000S
    Unhashed area:
      Issuer: 301B91590C2188CE
    Digest prefix: 8070
    Level: 0 (signature over data)