[Galaxy Note 3 General] designgears:
If anyone was worried about the AT&T version coming with 4.3, it most certainly is coming with 4.3.

Here is the build.prop

# begin build properties
# autogenerated by buildinfo.sh
ro.build.id=JSS15J
ro.build.display.id=JSS15J.N900AUCUBMI1
ro.build.version.incremental=N900AUCUBMI1
ro.build.version.sdk=18
ro.build.version.codename=REL
[B]ro.build.version.release=4.3[/B]
ro.build.date=Tue Sep 3 20:30:57 KST 2013
ro.build.date.utc=1378207857
ro.build.type=user
ro.build.user=se.infra
ro.build.host=R0210-11
ro.build.tags=release-keys
ro.product.model=SAMSUNG-SM-N900A
ro.product.brand=samsung
ro.product.name=hlteuc
ro.product.device=hlteatt
ro.product.board=MSM8974
ro.product.cpu.abi=armeabi-v7a
ro.product.cpu.abi2=armeabi
ro.product.manufacturer=samsung
ro.product.locale.language=en
ro.product.locale.region=US
ro.wifi.channels=
ro.board.platform=msm8974
# ro.build.product is obsolete; use ro.product.device
ro.build.product=hlteatt
# Do not try to parse ro.build.description or .fingerprint
[B]ro.build.description=hlteuc-user 4.3 JSS15J N900AUCUBMI1 release-keys
ro.build.fingerprint=samsung/hlteuc/hlteatt:4.3/JSS15J/N900AUCUBMI1:user/release-keys[/B]
ro.build.characteristics=att
# Samsung Specific Properties
ro.build.PDA=N900AUCUBMI1
ro.build.hidden_ver=N900AUCUBMI1
ro.build.changelist=1562818
ro.product_ship=true
ro.chipname=MSM8974
# end build properties
#
# system.prop for H LTE. excerpted from MSM8974 qcom original system.prop
#

ro.sf.lcd_density=480

#
# system.prop for msm8974
#

rild.libpath=/system/lib/libsec-ril.so
rild.libargs=-d /dev/smd0
persist.rild.nitz_plmn=
persist.rild.nitz_long_ons_0=
persist.rild.nitz_long_ons_1=
persist.rild.nitz_long_ons_2=
persist.rild.nitz_long_ons_3=
persist.rild.nitz_short_ons_0=
persist.rild.nitz_short_ons_1=
persist.rild.nitz_short_ons_2=
persist.rild.nitz_short_ons_3=
ril.subscription.types=NV,RUIM
DEVICE_PROVISIONED=1

debug.sf.hw=1
debug.egl.hw=1
debug.mdpcomp.logs=0
dev.pm.dyn_samplingrate=1
debug.composition.type=gpu
#dev.pm.dyn.samplingrate=1
persist.hwc.mdpcomp.enable=true
debug.mdpcomp.idletime=100
debug.mdpcomp.fallback=false

ro.hdmi.enable=true
tunnel.decode=true
tunnel.audiovideo.decode=true
lpa.decode=false
lpa.use-stagefright=true

#system props for the MM modules

media.stagefright.enable-player=true
media.stagefright.enable-http=true
media.stagefright.enable-aac=true
media.stagefright.enable-qcp=true
media.stagefright.enable-fma2dp=true
media.stagefright.enable-scan=true
mmp.enable.3g2=true

#
# system props for the data modules
#
ro.use_data_netmgrd=true
persist.data.netmgrd.qos.enable=true

#system props for time-services
persist.timed.enable=true

#
# system prop for opengles version
#
# 131072 is decimal for 0x20000 to report version 2
ro.opengles.version=196608

# System property for cabl
ro.qualcomm.cabl=0

#Simulate sdcard on /data/media
#
persist.fuse_sdcard=true

#system prop for Bluetooth hci transport
ro.qualcomm.bt.hci_transport=smd

#
#snapdragon value add features
#
ro.qc.sdk.audio.ssr=false
##fluencetype can be "fluence" or "fluencepro" or "none"
ro.qc.sdk.audio.fluencetype=none

# System property for Font Clarity
persist.sys.font_clarity=0

# System property for Default Brightness
ro.lcd_min_brightness=10
ro.lcd_brightness=143

# For sys info indication
persist.radio.add_power_save=1

#SLook
ro.slook.ver=1

#
# ADDITIONAL_BUILD_PROPERTIES
#
dalvik.vm.heapstartsize=8m
dalvik.vm.heapgrowthlimit=128m
dalvik.vm.heapsize=512m
dalvik.vm.heaputilization=0.25
dalvik.vm.heapidealfree=8388608
dalvik.vm.heapconcurrentstart=2097152
ro.vendor.extension_library=/vendor/lib/libqc-opt.so
dalvik.vm.heaptargetutilization=0.75
dalvik.vm.heapminfree=2m
dalvik.vm.heapmaxfree=8m
ro.sec.fle.encryption=true
ro.hdcp2.rx=tz
media.enable-commonsource=true
ro.secwvk=144
ro.securestorage.support=true
ro.hwui.texture_cache_size=48
ro.hwui.layer_cache_size=32
ro.hwui.path_cache_size=8
ro.hwui.shape_cache_size=2
ro.hwui.gradient_cache_size=1
ro.hwui.drop_shadow_cache_size=4
ro.hwui.texture_cache_flush_rate=0.5
ro.hwui.text_small_cache_width=1024
ro.hwui.text_small_cache_height=512
ro.hwui.text_large_cache_width=2048
ro.hwui.text_large_cache_height=1024
ro.error.receiver.default=com.samsung.receiver.error
ro.sec_media.rtsp.fast_start=true
ro.config.alarm_alert=Alarm_Morning_flower.ogg
ro.config.ringtone=ATT_Firefly_Default.ogg
ro.config.notification_sound=Whisper.ogg
keyguard.no_require_sim=true
ro.com.android.dateformat=MM-dd-yyyy
ro.carrier=unknown
ro.com.google.clientidbase=android-samsung
ro.crypto.support=recovery_mount|others
ro.ril.hsxpa=1
ro.ril.gprsclass=10
ro.adb.qemud=1
ro.setupwizard.mode=OPTIONAL
ro.com.google.apphider=off
ro.com.google.clientidbase.ms=android-att-us
ro.com.google.clientidbase.am=android-att-us
ro.com.google.clientidbase.yt=android-samsung
ro.com.google.clientidbase.gmm=android-samsung
ro.com.google.gmsversion=4.3_r1
ro.kernel.qemu=0
ro.build.selinux=1
ro.config.tima=1
net.bt.name=Android
dalvik.vm.stack-trace-file=/data/anr/traces.txt
ro.qc.sdk.izat.premium_enabled=0
ro.qc.sdk.izat.service_mask=0x4
persist.gps.qc_nlp_in_use=0