Permanent Prediction Record
×
Window Elapsed
No Match Found
The forecast window has closed. No qualifying seismic event was recorded within the predicted parameters.
Predicted Magnitude
M2.5
9.3 miles East of Silver Springs
Original Prediction Parameters
Predicted Location
9.3 miles East of Silver Springs
39.3593°N, 119.0677°W
Forecast Time Window
28th of April 2026
Apr 28, 2026 10:12:59 PST
Predicted Magnitude
M2.5
Predicted value
Focal Depth
6.6 km
Below surface
Prediction Type
Prospective
Live forward-issued before the event
Lead Time
7h 10m
Advance notice before predicted event time
Location Map
Predicted epicentre
Matched Earthquake
⚠ Preliminary - subject to revision when the pipeline confirms the result
A recorded earthquake fell within every matching tolerance, so this prediction is graded a true positive. Each parameter below shows how close the match was.
Distance Error
9.9 km
Within 100 km tolerance
Time Error
6.8 h
Within 36 h tolerance
Magnitude Error
0.20
Predicted M2.5 vs actual M2.3
Depth Error
14.2 km
Pred. 6.6 km vs actual 7.5 km
Matched Event Location
-
Integrity & Provenance
Integrity Fingerprint (SHA-256)
RETROSPECTIVE
79fc037dd7a9bf216b3a1ae7bc70159666561773d5f9d8332f8510f64343a26f
This prediction was ingested before fingerprinting was introduced. The value above is a retrospective fingerprint computed from the current stored fields - it reflects the current state, not a preserved original snapshot. Future predictions will carry an immutable fingerprint set at ingestion time.
Prediction ID
20260427_200222_pred-39.36--119.07-20260428T1012
Evaluation Protocol
v1
Model Version
v1
Prediction Type
Prospective
Publication Batch (UTC)
Apr 28, 2026 03:02:25 PST
Source Batch
20260427_200222_prediction_JSON_file.json
First Recorded (UTC)
2026-06-18 07:48:22.894786+00:00
Amendment History
No amendments have been recorded for this prediction. Original values are unchanged.