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Synthetic data only · case:synthetic-media-geo

Media, geography and time

Does the synthetic publication refer to the stated region and time window?

syntheticmediageotimeSynthetic reference fixture
Case status
Investigating
Data class
synthetic
Last updated

Verification paths

One question — four honest outcomes

BaselineNegative checkAbstentionCorrection

The baseline path accepts only a bounded region/date link and no exact geolocationAn estimate of a place associated with media or data, with precision, risk and source boundaries stated separately..

Overview

Verifiable brief

The question is defined before search and the conclusion boundary is stored separately.

Research question

Does the synthetic publication refer to the stated region and time window?

en · synthetic

Conclusion boundary

The conclusion is limited to one media item, a coarse top-level region and the stated time window; no exact location is established.

bounded

Audit chainA log where every event is linked to the previous event hash, making later undisclosed alteration detectable.

Decision timeline

  1. Source PassportA versioned source record describing ownership, legal basis, coverage, freshness, risk and collection-admission state.Synthetic fixtureA deterministic record created for repeatable testing that represents no real person or event.source:media-geo-time
  2. ClaimAn atomic, verifiable statement linked to evidence, a coverage envelope and separate human assessment dimensions.The synthetic material is linked to North Saryarka and dated 2026-02-14.claim:media-geo-time

Audit chain verified · 13 events · sha256:synthetic…