Evidence workspace

Corpus

What is recorded, comparable, scored, and available to train from.

evidence-20260919195500 · 2026-09-19 19:55 UTC

Recorded coverage

Recorded samples by task. Bar length compares availability, not skill. Select the full evidence record for admission rules.

Hourly apparent temperature

urban · degC

1 lane

47,920

Sea-surface temperature

sea · degC

1 lane

824

Weekly precipitation total

agriculture · mm/week

1 lane

252

temperature_2m (air)

air · °C

1 lane

PM2.5 concentration

air · ug/m3

1 lane

Recorded datasets

Figures are last-verified counts from saved exports, not live reads. Customer suitability is assessed separately from Zeno training eligibility.

Global weather model forecasts

Marine, agricultural, urban and air-quality sites; lead times 0–72h and beyond.

3.08M forecasts issued Dec 2023 – Sep 2026; 84,179 revisions with evidenced availability clocks

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Temperature, wind, pressure and precipitation at fixed sites, from nine global numerical weather models.

Available material: Point forecasts · Constructed 90% ranges · Revisions · Observed outcomes
Supported analysis: Historical comparison · Calibration · Co-failure analysis · Prospective evaluation
Evidence limitations: Ranges are constructed from the cross-model spread, not provider-declared. Short fully-shared history per site
Records: Prospectively captured, with archive backfill labelled separately
Access: Public sample; full data on request

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CDC FluSight influenza forecasts

Reference dates Oct 2023 – Apr 2026; horizons 0–3 weeks.

616,711 forecasts; 13,572 events joined to first observed result vintages

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Weekly influenza hospitalisations by US state and nation, quantile forecasts from many teams.

Available material: Quantile distributions · Outcome vintages (revised values) · Team metadata
Supported analysis: Historical comparison · Interval coverage · Team dependence
Evidence limitations: Publication times bounded by repository commits. Outcomes are revised; first vintage is used for scoring
Records: Historical reconstruction from the public hub
Access: Redistributable; full data on request

Prediction market prices and answers

Venues kept separate; never pooled.

24,118 answered questions with price history (2.25M price rows)

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Probabilities for yes/no questions on Manifold and Polymarket.

Available material: Timestamped prices · Resolved answers · Resolution times
Supported analysis: Historical comparison · Calibration
Evidence limitations: Manifold is play money. Most Polymarket questions have no collected prices yet
Records: Prospective collection plus provider history
Access: Request access

ECB Survey of Professional Forecasters

Quarterly rounds; several horizons.

50,040 distributions; realised-value vintages

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Euro-area inflation, growth and unemployment: individual panel probability distributions.

Available material: Probability distributions · Point forecasts · Outcome vintages
Supported analysis: Historical comparison · Calibration
Evidence limitations: 104 of 111 round release dates are bounded, not exact. Outcome is the latest vintage, not first release
Records: Historical reconstruction
Access: Public frozen supplement

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Last verified 2026-09-28.