Packet #39544787 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: 39544787
Mesh Packet ID: 0x129870b7
Used for correlation across gateways
Timestamp: 2026-05-16 10:53:07 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: 0/3 hops
Start: 3, Limit: 3
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 / 3
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 3
Remaining hops allowed 		uint32
hop_start 3
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 1778928745
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 1778928787.1895866
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": 311980215, "rx_time": 1778928745, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 3, "hop_start": 3, "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": "0d0000b819150000a8cf18b70225694c086a2801b8010c", "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": 1778928745, "location_source": "LOC_MANUAL", "precision_bits": 12, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (23 bytes)
0d0000b819150000a8cf18b70225694c086a2801b8010c
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

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 10:53:07 UTC Current
Woods Mesh 🌲 (WUDZ) -1.656s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:05 UTC View
Woods Mesh 🌲 (WUDZ) -1.200s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:05 UTC View
Woods Mesh 🌲 (WUDZ) -1.165s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -1.153s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -1.141s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -1.130s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -1.056s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -1.019s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.985s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.949s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.872s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.848s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.813s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.781s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.729s
Before 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.660s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.557s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.513s
Before 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.407s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.331s
Before 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.295s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.222s
Before 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.157s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.047s
After 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.093s
After 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.191s
After 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.203s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.215s
After 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.296s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.360s
After 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.628s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.672s
After 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.715s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.894s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +1.083s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +1.220s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +1.296s
After 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +1.448s
After 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +1.516s
After 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +1.719s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +1.754s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +2.411s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:09 UTC View
Woods Mesh 🌲 (WUDZ) +4.340s
After 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:11 UTC View
Woods Mesh 🌲 (WUDZ) +4.677s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:11 UTC View
45

Total Receptions

1

Unique Gateways