metainfo/metainfo.go | 13 ++++++++-----

diff --git a/metainfo/metainfo.go b/metainfo/metainfo.go
index 5e84b012259464e8aeb3f989830fa662e6c503c6..7dbacd1a12f4c8a8cbb82717df76a69c0a746b35 100644
--- a/metainfo/metainfo.go
+++ b/metainfo/metainfo.go
@@ -13,11 +13,14 @@ 	InfoBytes    bencode.Bytes `bencode:"info,omitempty"`          // BEP 3
 	Announce     string        `bencode:"announce,omitempty"`      // BEP 3
 	AnnounceList AnnounceList  `bencode:"announce-list,omitempty"` // BEP 12
 	Nodes        []Node        `bencode:"nodes,omitempty"`         // BEP 5
-	CreationDate int64         `bencode:"creation date,omitempty,ignore_unmarshal_type_error"`
-	Comment      string        `bencode:"comment,omitempty"`
-	CreatedBy    string        `bencode:"created by,omitempty"`
-	Encoding     string        `bencode:"encoding,omitempty"`
-	UrlList      UrlList       `bencode:"url-list,omitempty"` // BEP 19
+	// Where's this specified? Mentioned at
+	// https://wiki.theory.org/index.php/BitTorrentSpecification: (optional) the creation time of
+	// the torrent, in standard UNIX epoch format (integer, seconds since 1-Jan-1970 00:00:00 UTC)
+	CreationDate int64   `bencode:"creation date,omitempty,ignore_unmarshal_type_error"`
+	Comment      string  `bencode:"comment,omitempty"`
+	CreatedBy    string  `bencode:"created by,omitempty"`
+	Encoding     string  `bencode:"encoding,omitempty"`
+	UrlList      UrlList `bencode:"url-list,omitempty"` // BEP 19
 }
 
 // Load a MetaInfo from an io.Reader. Returns a non-nil error in case of