diff --git a/z/entry.go b/z/entry.go
new file mode 100644
index 0000000..f8174b3
--- /dev/null
+++ b/z/entry.go
@@ -0,0 +1,54 @@
+package z
+
+import (
+  "log"
+  "time"
+)
+
+type Entry struct {
+  ID      string      `json:"-"`
+  Begin   time.Time   `json:"begin,omitempty"`
+  Finish  time.Time   `json:"finish,omitempty"`
+  Project string      `json:"project,omitempty"`
+  Task    string      `json:"task,omitempty"`
+  User    string      `json:"user,omitempty"`
+}
+
+func NewEntry(
+  id string,
+  begin string,
+  finish string,
+  project string,
+  task string,
+  user string) (Entry, error) {
+  var beginTime time.Time
+  var finishTime time.Time
+  var err error
+
+  if begin == "" {
+    beginTime = time.Now()
+  } else {
+    beginTime, err = ParseTime(begin)
+    if err != nil {
+      log.Fatalln("Could not parse begin time!")
+      return Entry{}, err
+    }
+  }
+
+  if finish != "" {
+    finishTime, err = ParseTime(finish)
+    if err != nil {
+      log.Fatalln("Could not parse finish time!")
+      return Entry{}, err
+    }
+  }
+
+  return Entry{
+    id,
+    beginTime,
+    finishTime,
+    project,
+    task,
+    user,
+  }, nil
+}