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C49/100Flying Disc Sighting at Matahambre, Pinar del Rio, Cuba · Pages 4–5
Scientific validation axis from the AATIP framework. Checks whether the record references characteristics that would constitute evidence of anomalous technology.
Hovering or lift without conventional means
Witnesses claimed the disc was 'hovering over the general area of Matahambre for several minutes' with no mention of conventional propulsion, wings, or rotors. The object was described as completely silent, consistent with the absence of conventional lift mechanisms.
Acceleration defying known physics
The document states the object 'disappeared at a very high speed towards the sea,' implying an abrupt and sudden transition from hovering to high-speed departure, consistent with instantaneous or near-instantaneous acceleration.
High speed without expected physical effects
The object was described as departing 'at a very high speed towards the sea' while simultaneously being 'completely silent in its flight.' The combination of very high speed movement and total silence is consistent with high speed travel without expected acoustic signatures.
Evading or confounding sensor systems
Transitioning between air, water, or space
Physiological effects on witnesses or organisms
This document consists of several FBI memoranda dating from November 1957 to January 1958, addressing 'flying disc' and 'UFO' sightings. It includes a report from the Legal Attaché in Havana, Cuba, detailing a "man's hat" shaped object sighted over Matahambre in November 1957, and notes other incidents in locations such as Vernal, Utah, and off the Florida coast. The memoranda clarify the FBI's policy of generally not investigating such phenomena unless national security is involved, while acknowledging Air Force investigations. Additionally, the records discuss the civilian 'Inter Continental Aerial Research Foundation' (ICARF) and its efforts to establish global 'UFO Observer Posts'.
This description was generated from the document content. The original source description covered a broader case record and can be viewed at the original source.
