Pump Transaction Orchestrator
Realtime state machine · Nozzle to bank settlement
Search outlets, transactions, devices…
K
IST --:--:--
SOC2 · ISO27001
RK
R. Kulkarni
NOC · Tier-3
Outlet
RO-MH-3421
Andheri West · Pump 04
Edge Controller
EC-3421-02
MQTT · 10Hz telemetry
Acquirer
HDFC
ICICI fallback · idempotent
Switch Latency
214
ms
p99 · last 5 min
Txn ID
TXN8421073091
Session · 9 min
Dispenser · P4-B · HSD (Diesel)
IDLE
LITERS
0.00
AMOUNT ₹
0
@ ₹ 89.70/L
A
B
C
0%
OF 27.9 L
Nozzle selection
P4-A
MS (Petrol)
₹ 102.80/L
P4-B
HSD (Diesel)
₹ 89.70/L
P4-C
Power95 Premium
₹ 110.40/L
Preset amount
₹ 2,500 · 27.87 L
500
1K
2.5K
5K
10K
Lift Nozzle
Reset
Force decline
Payment Orchestration
SmartRoute
UPI
Card
DriveTrackPlus
HPCL Wallet
Awaiting nozzle lift…
Transaction State Machine
0/9
01
NOZZLE LIFTED
Edge trigger from holster sensor
—
02
AUTHORIZE
Acquirer auth · idempotency key
—
03
PAYMENT LINK
Customer selects rail · UPI/Card/RFID
—
04
PRESET LOCK
Amount preset locked on dispenser FW
—
05
DISPENSING
Flow pulses streamed @ 10Hz via MQTT
—
06
SETTLEMENT
Capture sent · funds reserved
—
07
LOYALTY
HP Pay accrual & redemption
—
08
RECEIPT
Digital + thermal print issued
—
09
RECONCILED
ATG drop matched · variance posted
—
Pulses received
0
MQTT topic
ec/3421/p04/flow
Reconcile job
scheduled +5m