[XPERIA X1 ROM Development] killer8nl:
Here a list of what packages have been changed:

[Versions]
SYS: 5.2.23500 5500
SYS: 5.2.23504 5500
SYS: 5.2.23501 5500
SYS: 5.2.23503 5500
SYS: 3.5.9198 0
OEM: 5.2.0 5500

[Certificates]
Microsoft Corporation CE Image Update Test - Root
Microsoft MDD Dogfood CA - MS Root
Microsoft Windows Mobile Firmware CA
Microsoft MDD OEM Test CA - OEM Test Root

[Packages]
5.2.23500 5500 AUTOUPDATE
5.2.23500 5500 SIM_TKit
5.2.23500 5500 WinCENLS_Lang_0804
5.2.23500 5500 SMIME
5.2.23504 5500 RemoteDesktopMobile
5.2.23500 5500 AlarmSounds
5.2.23500 5500 Bth_A2DP
5.2.23501 5500 LockscreenEA
5.2.0 5500 LangDB
5.2.23500 5500 SqlCeMobile
5.2.23503 5500 WindowsLive
5.2.23503 5500 AdobeFlashCodecs
5.2.23500 5500 DRM
5.2.23500 5500 Skymarket
5.2.23503 5500 CHome
5.2.23504 5500 MediaOS
5.2.23500 5500 RUNTIMES
5.2.23500 5500 FWUPDATE
5.2.23500 5500 GPSID
5.2.23500 5500 WMMoneyWidget
5.2.23500 5500 WWAN
5.2.23500 5500 SMS_Providers
5.2.23500 5500 ppgprov
5.2.23500 5500 OneNote
5.2.23500 5500 gb18030
5.2.23500 5500 SampleMusic
5.2.23500 5500 ConfettiCore
5.2.23500 5500 IPSECVPN
5.2.23500 5500 SQM
5.2.23503 5500 WindowsLiveIM
5.2.23504 5500 BTDUN
5.2.23503 5500 BaseAppsFiles
5.2.23500 5500 MediaOSFiles
5.2.23500 5500 Bth_HID
5.2.23503 5500 Riched20
5.2.23500 5500 Enterprise
3.5.9198 0 NetCF
5.2.23500 5500 Skybox
5.2.23500 5500 Themes
5.2.23500 5500 Entertainment
5.2.23503 5500 Lockscreen
5.2.23500 5500 SQLCE
5.2.23500 5500 BronzeEA
5.2.23500 5500 WMWeatherWidget
5.2.23500 5500 OSFiles
5.2.23500 5500 SYSTEM_DEFAULT_FONTS
5.2.23500 5500 bronze
5.2.23504 5500 WMWidgets
5.2.23504 5500 BROWSINGCORE
5.2.23500 5500 CommonEA
5.2.23503 5500 AdobeFlash
0.0.0 0 Metadata
5.2.23500 5500 Skymarket_Lang_0804
5.2.23503 5500 WindowsLive_DPI_192
5.2.23503 5500 CHome_Lang_0804
5.2.23500 5500 Autoupdate_Lang_0804
5.2.23500 5500 RemoteDesktopMobile_Lang_0804
5.2.23500 5500 Bronze_DPI_192
5.2.23500 5500 MediaOS_dpi_192_resh_480_resv_640
5.2.23500 5500 Bth_HID_Lang_0804
5.2.23504 5500 OS
5.2.23503 5500 WindowsLive_Lang_0804
5.2.23503 5500 Fwupdate_Lang_0804
5.2.23500 5500 WMWidgets_LANG_0804
5.2.23500 5500 Themes_Lang_0804_DPI_192_RESH_480_RESV_640
5.2.23500 5500 CHome_DPI_192
5.2.23500 5500 Bth_A2DP_Lang_0804
5.2.23500 5500 Lockscreen_DPI_192
5.2.23500 5500 Enterprise_Lang_0804_DPI_192
5.2.23500 5500 AdobeFlash_LANG_0804
5.2.23504 5500 BROWSING
5.2.23500 5500 Enterprise_Lang_0804
5.2.23500 5500 Enterprise_DPI_192
5.2.23500 5500 SqlCeMobile_Lang_0804
5.2.23500 5500 Entertainment_DPI_192
5.2.23500 5500 OneNote_lang_0804
5.2.23500 5500 Themes_DPI_192
5.2.23503 5500 MediaOS_Lang_0804
5.2.23500 5500 Entertainment_Lang_0804_DPI_192
5.2.23500 5500 Entertainment_Lang_0804
5.2.23500 5500 IPSECVPN_DPI_192
5.2.23500 5500 IPSECVPN_Lang_0804
5.2.23500 5500 Skybox_Lang_0804
5.2.23504 5500 WelcomeCenter
5.2.23503 5500 Browsing_DPI_192
5.2.23503 5500 Browsing_Lang_0804
5.2.23504 5500 BaseApps
5.2.23504 5500 Webview
5.2.23504 5500 Office
5.2.23503 5500 WelcomeCenter_Lang_0804
5.2.23500 5500 Office_DPI_192
5.2.23504 5500 browsingie
5.2.23500 5500 Office_Lang_0804
5.2.23500 5500 Office_Lang_0804_DPI_192
5.2.23500 5500 browsingie_LANG_0804
5.2.23504 5500 Shell
5.2.23503 5500 Base_DPI_192
5.2.23500 5500 base_dpi_192_resh_480_resv_640
5.2.23500 5500 Base_Lang_0804_DPI_192
5.2.23500 5500 Base_Lang_0804_DPI_192_RESH_480_RESV_640
5.2.23504 5500 Base_Lang_0804
5.2.0 5500 OEMMISC
5.2.23504 5500 PhoneRedist
5.2.23500 5500 IRDA
5.2.23504 5500 Redist
5.2.23504 5500 Phone
5.2.0 5500 OEM_DPI_192
5.2.23500 5500 PhoneRedist_DPI_192
5.2.23500 5500 Phone_Lang_0804_DPI_192
5.2.23503 5500 Redist_Lang_0804
5.2.23500 5500 Phone_Lang_0804
5.2.23500 5500 Redist_dpi_192_resh_480_resv_640
5.2.23500 5500 Phone_DPI_192
5.2.23500 5500 Redist_Lang_0804_DPI_192
5.2.23500 5500 Redist_DPI_192
5.2.23500 5500 Phone_dpi_192_resh_480_resv_640
5.2.23500 5500 IRDA_Lang_0804
5.2.23500 5500 PhoneRedist_Lang_0804_DPI_192
5.2.23500 5500 PhoneRedist_Lang_0804
5.2.0 5500 OEMDrivers
5.2.23500 5500 Bluetooth
5.2.23500 5500 Bluetooth_Lang_0804
5.2.0 5500 OEM_Lang_0804
5.2.23503 5500 INTERNETSHARING

[Missing Manifests]
d92a4f0a-378a-4482-8fd3-bd127a05e4de.dsm
723fb954-d931-4348-b672-82a188e587b5.dsm
d77422c8-5418-29e9-1418-f4f65f1d6f60.dsm

Have fun, rom will come tommorow I think.