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Is the eROSITA S8–redshift trend dominated by a single bin?

Individual public-manifest question. The method and limitations are in its record.

1 execution record · Latest record: 09 Oct 2026

Editorial grouping by research question. Each record preserves its original identifier, priors, method, result and status. Values have not been combined, and a signal in a single run is not a global detection.

Nominal slope significance (σ)

All bins
2.18 σ
Highest-redshift bin removed
0.35 σ

This is a retrospective influence diagnostic for the five published bins, using only diagonal errors. The resulting significance includes no multiple-testing correction and does not identify a physical cause.

The values give the nominal significance of the S8–redshift slope, calculated from published summaries and diagonal errors. They are not S8 measurements, do not provide a global significance corrected for multiple testing, and do not identify the cause of the sensitivity.

Method, limits and provenance · T-0e94e9e2951b

Runs and variants

  1. T-0e94e9e2951bCandidate

    Is the eROSITA S8–redshift trend dominated by a single bin?

    Excluding the highest-redshift bin reduces the nominal slope significance from 2.18σ to 0.35σ. The trend is therefore sensitive to that bin in the fit to published summaries; these values are not a global significance corrected for multiple testing.