Packet #39426191 Success

POSITION_APP packet from Zead (zead) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	39426191
Mesh Packet ID:	`0x1f88e86a` Used for correlation across gateways
Timestamp:	2026-05-16 03:57:37 UTC
From Node:	Zead (zead)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	POSITION_APP Port: 3

Gateway:	Bionicandroid 2 (DAN)
Channel:	ShortFast
RSSI:	Unknown
SNR:	Unknown
Hop Info:	3/7 hops Start: 7, Limit: 4
Relay Node:	`98` Last byte of the last hop that relayed this packet

Payload Data

Protocol: POSITION_APP

Size: 33 bytes

Decoded: Yes

Decoded Data:

Latitude:	43.902566°
Longitude:	-78.859469°
Altitude:	49 m
Satellites:	6
Precision:	15 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:	33 bytes
Gateway:	!b03d10e4
Channel:	ShortFast
Payload Type:	POSITION_APP
Hop Count:	3 / 7

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 2 more...

Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 1 more...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!b03d10e4` Node ID format
`channel_id`	`ShortFast`
`packet`	`MeshPacket` (33 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`3881540750` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`3` POSITION_APP	enum
`decoded.payload_length`	`33` bytes	size
`hop_limit`	`4` Remaining hops allowed	uint32
`hop_start`	`7` Initial hop limit	uint32
`hops_taken`	`3` Calculated: hop_start - hop_limit	derived
`rx_rssi`	Not set	int32
`rx_snr`	Not set	float
`rx_time`	`1778903856` Receive timestamp	fixed32
`via_mqtt`	False Direct LoRa transmission	bool
`want_ack`	False No ACK requested	bool
`priority`	`64` 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`	`152` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1778903857.7704191` Unix timestamp	uint32

MQTT Privacy & Exposure Analysis

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

Exposure Level: Broadcast

Privacy Features:

✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
✓ Gateway node ID tracked
✓ Reduced position precision: ~729.0m accuracy

Exposure Risks:

⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (3 hops)

MQTT-Specific Fields

Gateway ID:	`!b03d10e4`
Position Precision:	15 bits (~729.0m accuracy)
Position precision meters:	`729.0`

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	POSITION_APP
Size:	33 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "latitude": 43.9025664, "longitude": -78.8594688, "altitude": 49, "sats_in_view": 6, "precision_bits": 15 }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!b03d10e4", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3881540750, "to": 4294967295, "id": 529066090, "rx_time": 1778903856, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 4, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 64, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 152, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d00002b1a150000ffd018312520e8076a280258ef017800800100980106b8010f", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 439025664, "longitude_i": -788594688, "altitude": 49, "time": 1778903072, "location_source": "LOC_INTERNAL", "PDOP": 239, "ground_speed": 0, "ground_track": 0, "sats_in_view": 6, "precision_bits": 15, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }

Raw Packet Data (33 bytes)

0d00002b1a150000ffd018312520e8076a280258ef017800800100980106b8010f

Hex Analysis:

Size:	33 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
Bionicandroid 2 (DAN) Primary	0.000s Reference	Unknown	Unknown	3	`98`	ShortFast	2026-05-16 03:57:37 UTC	Current
Bionicandroid 2 (DAN)	-0.329s Before	Unknown	Unknown	3	`98`	LongFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.303s Before	Unknown	Unknown	3	`98`	LongFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.290s Before	Unknown	Unknown	3	`98`	LongFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.280s Before	Unknown	Unknown	3	`98`	LongFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.269s Before	Unknown	Unknown	3	`98`	LongFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.251s Before	Unknown	Unknown	3	`98`	LongFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.233s Before	Unknown	Unknown	3	`98`	LongFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.221s Before	Unknown	Unknown	3	`98`	LongFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.207s Before	Unknown	Unknown	3	`98`	LongFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.194s Before	Unknown	Unknown	3	`98`	LongFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.183s Before	Unknown	Unknown	3	`98`	LongFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.171s Before	Unknown	Unknown	3	`98`	MediumFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.159s Before	Unknown	Unknown	3	`98`	MediumFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.140s Before	Unknown	Unknown	3	`98`	MediumFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.128s Before	Unknown	Unknown	3	`98`	MediumFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.114s Before	Unknown	Unknown	3	`98`	MediumFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.099s Before	Unknown	Unknown	3	`98`	MediumFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.088s Before	Unknown	Unknown	3	`98`	MediumFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.075s Before	Unknown	Unknown	3	`98`	MediumFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.063s Before	Unknown	Unknown	3	`98`	MediumFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.052s Before	Unknown	Unknown	3	`98`	MediumFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.042s Before	Unknown	Unknown	3	`98`	MediumFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.033s Before	Unknown	Unknown	3	`98`	ShortFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.022s Before	Unknown	Unknown	3	`98`	ShortFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	-0.011s Before	Unknown	Unknown	3	`98`	ShortFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.011s After	Unknown	Unknown	3	`98`	ShortFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.022s After	Unknown	Unknown	3	`98`	ShortFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.034s After	Unknown	Unknown	3	`98`	ShortFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.046s After	Unknown	Unknown	3	`98`	ShortFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.056s After	Unknown	Unknown	3	`98`	ShortFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.066s After	Unknown	Unknown	3	`98`	ShortFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.075s After	Unknown	Unknown	3	`98`	ShortFast	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.085s After	Unknown	Unknown	3	`98`	ShortTurbo	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.097s After	Unknown	Unknown	3	`98`	ShortTurbo	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.108s After	Unknown	Unknown	3	`98`	ShortTurbo	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.119s After	Unknown	Unknown	3	`98`	ShortTurbo	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.130s After	Unknown	Unknown	3	`98`	ShortTurbo	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.140s After	Unknown	Unknown	3	`98`	ShortTurbo	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.151s After	Unknown	Unknown	3	`98`	ShortTurbo	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.162s After	Unknown	Unknown	3	`98`	ShortTurbo	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.173s After	Unknown	Unknown	3	`98`	ShortTurbo	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.183s After	Unknown	Unknown	3	`98`	ShortTurbo	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.198s After	Unknown	Unknown	3	`98`	ShortTurbo	2026-05-16 03:57:37 UTC	View
Bionicandroid 2 (DAN)	+0.210s After	Unknown	Unknown	3	`98`	LongFast	2026-05-16 03:57:37 UTC	View

45

Total Receptions

1

Unique Gateways