This market was automatically settled Oct 31, 2026, 2:05 AM UTC
Will a magnitude 5.5 or stronger earthquake strike anywhere on Earth between 14:00 UTC Friday 30 October and 01:00 UTC Saturday 31 October 2026?
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<think> Okay, let's take a look at this market question. The user is asking if there was a magnitude 5.5 or stronger earthquake anywhere on Earth between 14:00 UTC on October 30 and 01:00 UTC on October 31, 2026. The resolution criteria specify using the USGS earthquake catalog, specifically their FDSN event service. The answer should be "Yes" if the count is 1 or more, otherwise "No." Both resolvers have checked the USGS data. Resolver 1 used both the count and query endpoints and found that the count is 0. Resolver 2 also checked both endpoints, confirming the count is 0 and there are no qualifying earthquakes. Both resolvers agree that the count is zero, which means the answer is "No." The current time is past the end of the measurement window (02:03 UTC on the 31st), so the data is complete. There's no indication that either resolver missed any events or made an error in their query parameters. The USGS is the specified data source, and both used it correctly. No conflicting information here. Both resolvers independently arrived at the same conclusion. The evidence from the official source shows zero earthquakes meeting the criteria. Therefore, the market resolves to "No." </think> ANSWER: No
Use the USGS earthquake catalog (FDSN event service). The count endpoint returns {"count": N}, the number of earthquakes of magnitude 5.5 or more with an origin time from 2026-10-30T14:00:00 UTC up to 2026-10-31T01:00:00 UTC; the query endpoint lists the same events. Use the magnitudes as shown when checked. Answer "Yes" if the count is 1 or more, otherwise "No". Valid outcomes (answer with exactly one): "Yes" or "No".
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