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
M1.9
7.0 miles South-West of Princeton
Original Prediction Parameters
Predicted Location
7.0 miles South-West of Princeton
39.3453°N, 122.1275°W
Forecast Time Window
2nd of May 2026
May 02, 2026 05:10:14 PST
Predicted Magnitude
M1.9
Predicted value
Focal Depth
8.0 km
Below surface
Prediction Type
Prospective
Live forward-issued before the event
Lead Time
8h 51m
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
83.3 km
Within 100 km tolerance
Time Error
15.1 h
Within 36 h tolerance
Magnitude Error
0.20
Predicted M1.9 vs actual M2.1
Depth Error
10.7 km
Pred. 8.0 km vs actual 2.7 km
Matched Event Location
-
Integrity & Provenance
Integrity Fingerprint (SHA-256)
RETROSPECTIVE
a77ecbb4eb6c08bd3db5e48b8fa7254d2637483d7f0953a438225385ec1a8e9c
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
20260501_131907_pred-39.35--122.13-20260502T0510
Evaluation Protocol
v1
Model Version
v1
Prediction Type
Prospective
Publication Batch (UTC)
May 01, 2026 20:19:10 PST
Source Batch
20260501_131907_prediction_JSON_file.json
First Recorded (UTC)
2026-06-18 07:47:21.654713+00:00
Amendment History
No amendments have been recorded for this prediction. Original values are unchanged.