SUMMIT LOOP
ACTIVE CORRIDORPermit #NPL-EV-2027-0492ACTIVE

Everest Spring 2027

Everest Base Camp (Khumbu) (5364m)Apr 01 – May 30, 2027
Declared Items
40

Permit Manifest total

Returned to Base
27

77.1% return rate

Officially Verified
17

42.5% certified

Compliance Rate
100%

Accounted / Declared

Consumed
5

Fuel & Rations

Missing / Unaccounted
1

High camps

Recovered Items
1

Alpine Salvage

Returned Weight
38 kg

of 92 kg

ACTIVE COMPLIANCE EXCEPTIONS
10 items awaiting physical verification

At Base Camp clearance station before permit sign-off.

Inspect Queue
2 recovery cases authorized

Items displaced at Camps III & IV assigned to Alpine Salvage.

Inspect Queue
1 inconsistent weight anomalies (>15% variance)

Reported tare weights diverge from manufacturer baseline specs.

Inspect Queue

Live Corridor Topology & Hazard Visualizer

Explore All Disciplines (Cave, Diving, Polar) →
High-Altitude AlpineProtocol: SPCC Alpine Clean Loop (Nepal Gov)

Alpine Elevation & Hazard Topology

Summit push stages, high-altitude camps, and serac/crevasse corridors

Peak Elevation8848m
Kathmandu HubBase CampCamp I Camp II Camp III Camp IV Summit Clearance Station
STAGE NODE #8Clearance Station[28.0070° N, 86.8535° E]

Final official audit station. All returning gear undergoes biometric tare weighing and digital passport signing.

Elevation / Depth+5364m
Custody Requirement100% Retrievable

Declared Equipment by Category

40 items
Oxygen12 (30%)
Fuel11 (28%)
Personal Equipment10 (25%)
Electronics2 (5%)
Battery1 (3%)
Rope1 (3%)

Current Station Distribution

Route Flow
Kathmandu Hub
0 items0%
Base Camp
26 items65%
Camp I
1 items3%
Camp II
9 items23%
Camp III
1 items3%
Camp IV
1 items3%
Clearance Station
2 items5%

Recent Verified Custody Events

Append-Only Ledger
RETURN_VERIFIEDExtreme Carbon Cylinder 4LPOX-2027-00382
Actor: Tenzing Sherpa•Station: Clearance Station•Scale: 1.18 kg•Verified: Ranger Kaji (SPCC-VERIF-04)
May 18, 2027 13:42Passport
RETURNEDExtreme Carbon Cylinder 4LPOX-2027-00382
Actor: Tenzing Sherpa•Station: Base Camp•Scale: 1.18 kg
May 18, 2027 10:30Passport
RETURNEDIsoPro 450g All-Season FuelMSR-ISOPRO-078ANOMALY
Actor: Mingma Sherpa•Station: Base Camp•Scale: 0.48 kg
May 18, 2027 09:15Passport
RECOVEREDGlacier Pro 10.5mm 200mMAM-98-0045
Actor: Pemba Tshering•Station: Base Camp•Scale: 13.20 kg
May 17, 2027 15:10Passport
MISSINGSherpa 100AC Extreme ThermalBAT-EV27-109
Actor: Lakpa Dawa•Station: Camp III•Scale: 0.90 kg
May 16, 2027 08:30Passport
TRANSFERREDExtreme Carbon Cylinder 4LPOX-2027-00382
Actor: Tenzing Sherpa•Station: Camp II•Scale: 4.20 kg
May 8, 2027 10:20Passport