2009-06-20 19:42:34 UTC
Don't know if this information is helpful:
ICS created in iCal:
BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Apple Inc.//iCal 3.0//EN
CALSCALE:GREGORIAN
BEGIN:VEVENT
SEQUENCE:3
TRANSP:OPAQUE
UID:4AC11871-1C14-4EA8-A632-A79AC4B79735
DTSTART;TZID=Europe/Vienna:20090623T143000
DTSTAMP:20090620T192301Z
SUMMARY:von iCal 5
CREATED:20090620T192104Z
DTEND;TZID=Europe/Vienna:20090623T153000
END:VEVENT
END:VCALENDAR
Afterwards edited in Entourage - only changed title:
BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Apple Inc.//iCal 3.0//EN
CALSCALE:GREGORIAN
BEGIN:VEVENT
SEQUENCE:3
TRANSP:OPAQUE
UID:4AC11871-1C14-4EA8-A632-A79AC4B79735
DTSTART;TZID=Europe/Amsterdam:20090623T143000
ORGANIZER:MAILTO:
jv@art-labs.at
DTSTAMP:20090620T192301Z
SUMMARY:von iCal 5_1
ATTENDEE;PARTSTAT=ACCEPTED:MAILTO:
jv@art-labs.at
CREATED:20090620T193325Z
DTEND;TZID=Europe/Amsterdam:20090623T153000
END:VEVENT
END:VCALENDAR
As I mentioned before - after editing the entry in Entourage it syncs to my iPhone.