Packet #39565176 Success

POSITION_APP packet from Woods Mesh 🌲 (WUDZ) to kwarc.org c908 (KWC)

45
Total Receptions
1
Unique Gateways
0
Hop Count
23
Payload Bytes
Packet Information
Database ID: 39565176
Mesh Packet ID: 0x315f08ff
Used for correlation across gateways
Timestamp: 2026-05-16 11:46:42 UTC
From Node: Woods Mesh 🌲 (WUDZ)
To Node: kwarc.org c908 (KWC)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: Woods Mesh 🌲 (WUDZ)
Channel: ShortFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: c4 WUDZ
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: POSITION_APP
Size: 23 bytes
Decoded: Yes
Decoded Data:
Latitude:43.148902°
Longitude:-81.107354°
Altitude:311 m
Precision:12 bits
Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysis
Packet Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) → MeshPacket (Mesh layer) → Decoded Payload (Application data)
Total Size:23 bytes
Gateway:!9e7728c4
Channel:ShortFast
Payload Type:POSITION_APP
Hop Count:Unknown / 2
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 4 more...
Exposure Risks:
âš  Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9e7728c4
Node ID format
channel_id ShortFast
packet MeshPacket (23 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2658609348
Source node ID
uint32
to 3812346120
Target node ID
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 23 bytes size
hop_limit 2
Remaining hops allowed
uint32
hop_start 2
Initial hop limit
uint32
hops_taken 0
Calculated: hop_start - hop_limit
derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1778931964
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority 70
Packet priority level
enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption
bool
next_hop Not set uint32
relay_node 196
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778932002.7450194
Unix timestamp
uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Direct Message
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Targeted to specific node
  • ✓ Custom channel: ShortFast
  • ✓ Gateway node ID tracked
  • ✓ Reduced position precision: ~5800.0m accuracy
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • âš  Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !9e7728c4
Position Precision: 12 bits (~5800.0m accuracy)
Position precision meters: 5800.0
Zero Hop Policy: Enabled
Direct gateway connection
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:23 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 43.1489024, "longitude": -81.1073536, "altitude": 311, "sats_in_view": null, "precision_bits": 12 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9e7728c4", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2658609348, "to": 3812346120, "id": 828311807, "rx_time": 1778931964, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 2, "hop_start": 2, "via_mqtt": false, "want_ack": false, "priority": 70, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 196, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000b819150000a8cf18b70225fc58086a2801b8010c", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 431489024, "longitude_i": -811073536, "altitude": 311, "time": 1778931964, "location_source": "LOC_MANUAL", "precision_bits": 12, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (23 bytes)
0d0000b819150000a8cf18b70225fc58086a2801b8010c
Hex Analysis:
Size:23 bytes
Format:Protobuf (Protocol Buffers)
Encoding:Binary with varint and length-delimited fields
This is the raw protobuf-encoded payload as received from MQTT. The structure follows the Meshtastic protobuf schema definitions.
All Receptions
All gateways that received this packet
Correlation: Using Mesh Packet ID
Reception Locations
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Loading reception map...

Map shows gateway locations that received this packet. Hop counts are displayed if available.
Gateway Time Offset RSSI SNR Hops Relay Channel Timestamp Actions
Woods Mesh 🌲 (WUDZ) Primary 0.000s
Reference
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 11:46:42 UTC Current
Woods Mesh 🌲 (WUDZ) -24.227s
Before
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 11:46:18 UTC View
Woods Mesh 🌲 (WUDZ) -3.262s
Before
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 11:46:39 UTC View
Woods Mesh 🌲 (WUDZ) -3.089s
Before
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 11:46:39 UTC View
Woods Mesh 🌲 (WUDZ) -2.944s
Before
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 11:46:39 UTC View
Woods Mesh 🌲 (WUDZ) -2.882s
Before
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 11:46:39 UTC View
Woods Mesh 🌲 (WUDZ) -2.832s
Before
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 11:46:39 UTC View
Woods Mesh 🌲 (WUDZ) -2.820s
Before
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 11:46:39 UTC View
Woods Mesh 🌲 (WUDZ) -2.732s
Before
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 11:46:40 UTC View
Woods Mesh 🌲 (WUDZ) -2.648s
Before
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 11:46:40 UTC View
Woods Mesh 🌲 (WUDZ) -2.606s
Before
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 11:46:40 UTC View
Woods Mesh 🌲 (WUDZ) -2.477s
Before
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 11:46:40 UTC View
Woods Mesh 🌲 (WUDZ) -0.649s
Before
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 11:46:42 UTC View
Woods Mesh 🌲 (WUDZ) -0.634s
Before
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 11:46:42 UTC View
Woods Mesh 🌲 (WUDZ) -0.130s
Before
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 11:46:42 UTC View
Woods Mesh 🌲 (WUDZ) -0.113s
Before
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 11:46:42 UTC View
Woods Mesh 🌲 (WUDZ) -0.061s
Before
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 11:46:42 UTC View
Woods Mesh 🌲 (WUDZ) +0.145s
After
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 11:46:42 UTC View
Woods Mesh 🌲 (WUDZ) +0.218s
After
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 11:46:42 UTC View
Woods Mesh 🌲 (WUDZ) +0.249s
After
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 11:46:42 UTC View
Woods Mesh 🌲 (WUDZ) +0.430s
After
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 11:46:43 UTC View
Woods Mesh 🌲 (WUDZ) +0.453s
After
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 11:46:43 UTC View
Woods Mesh 🌲 (WUDZ) +0.614s
After
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 11:46:43 UTC View
Woods Mesh 🌲 (WUDZ) +0.645s
After
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 11:46:43 UTC View
Woods Mesh 🌲 (WUDZ) +0.953s
After
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 11:46:43 UTC View
Woods Mesh 🌲 (WUDZ) +1.026s
After
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 11:46:43 UTC View
Woods Mesh 🌲 (WUDZ) +1.052s
After
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 11:46:43 UTC View
Woods Mesh 🌲 (WUDZ) +1.422s
After
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 11:46:44 UTC View
Woods Mesh 🌲 (WUDZ) +1.435s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 11:46:44 UTC View
Woods Mesh 🌲 (WUDZ) +2.550s
After
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 11:46:45 UTC View
Woods Mesh 🌲 (WUDZ) +2.645s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 11:46:45 UTC View
Woods Mesh 🌲 (WUDZ) +2.762s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 11:46:45 UTC View
Woods Mesh 🌲 (WUDZ) +2.775s
After
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 11:46:45 UTC View
Woods Mesh 🌲 (WUDZ) +2.815s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 11:46:45 UTC View
Woods Mesh 🌲 (WUDZ) +2.865s
After
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 11:46:45 UTC View
Woods Mesh 🌲 (WUDZ) +3.047s
After
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 11:46:45 UTC View
Woods Mesh 🌲 (WUDZ) +3.094s
After
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 11:46:45 UTC View
Woods Mesh 🌲 (WUDZ) +3.152s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 11:46:45 UTC View
Woods Mesh 🌲 (WUDZ) +3.351s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 11:46:46 UTC View
Woods Mesh 🌲 (WUDZ) +3.402s
After
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 11:46:46 UTC View
Woods Mesh 🌲 (WUDZ) +3.464s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 11:46:46 UTC View
Woods Mesh 🌲 (WUDZ) +4.317s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 11:46:47 UTC View
Woods Mesh 🌲 (WUDZ) +4.511s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 11:46:47 UTC View
Woods Mesh 🌲 (WUDZ) +5.109s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 11:46:47 UTC View
Woods Mesh 🌲 (WUDZ) +5.176s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 11:46:47 UTC View
45

Total Receptions

1

Unique Gateways