Letter length is elastic to writing-surface price: Geniza paper letters should be systematically longer than earlier parchment letters of the same genre, with elasticity matching the price ratio. Falsify: corpus word counts.
Generated by Fable · below the evidence/publication boundary
One Thousand and One Conjectures
308 of 1001 posed · 158 shepherd-triaged · 150 provisional · 0 frontier · 20 predictions · 9 resolved (6 supported / 3 killed) — the 1001st will be posed at Ars Inquirendi, Oxford, 20 November 2026.
Cross-domain conjectures generated noetically by Fable — a frontier AI proposing, from its own knowledge, surprising connections between two well-known domains that it judged likely to be both novel and important. Each pairs a specific claim with a quantitative prediction and a dataset that could prove it wrong; each was then checked against the literature to flag the ones with known priors.
This is one form of lead generation for Inferpedia, the encyclopedia of the missing — and this page is an early preview.
Why these conjectures matter: charting the noetome — its structure, limits & potential →
Nothing here is claimed as verified-novel. Each sits below the evidence/publication boundary: a connection already known in the literature is shown honestly and tagged Prior, and every prediction is registered before it is scored. Spotted a prior yourself? Open any conjecture and weigh in.
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- Open — no decisive result yet
- Prior — a prior formulation exists in the literature
- Supported — a registered prediction held up in data
- Falsified — a registered prediction was refuted
- testable — a quantitative prediction + kill-dataset is registered
- Shepherd-triaged — an authoritative Fable-authored verdict; shown as the pills above and the only tier in the headline numbers
- provisional — model-triaged, shepherd review pending — an Opus-authored first pass, not yet shepherd-confirmed and excluded from every headline figure
- awaiting prior-art check — hunt open — no triage yet; found a prior yourself? open it and weigh in
Showing 1–12 of 12 matching conjectures.
Parchment was a livestock derivative, so manuscript production absorbed herd shocks: colophon-dated production series in NW Europe should dip with a 1–3 year lag after documented cattle murrains, with no equivalent dip in paper-based production once paper is available as a control.
Viking hack-silver should follow the universal power-law mass distribution of brittle fragmentation; deviations mark the arrival of weighed-payment standards. Falsify: fragment masses in Cuerdale and Spillings hoards.
The latitudes engraved on surviving astrolabe plates should follow the population distribution of customer cities — medieval product-line economics. Falsify: plate-latitude inventories vs city-size estimates.
Relic translations should cluster in the five years before major building fundraising — acquisitions as anchor investments. Falsify: translation dates vs cathedral fabric accounts.
Shrine market shares (Thames badge finds) follow Polya-urn path dependence: early leads persist beyond what miracle registers justify. Falsify: badge chronology vs miracle-count records.
Salt-bar masses across the trans-Saharan network should show coefficient-of-variation as low as coinage — a commodity currency union. Falsify: recorded and surviving bar weights, Taghaza to Timbuktu.
Gold-dust weights on the Zimbabwe plateau should match Kilwa's coastal coin-weight standard — Indian Ocean monetary integration reaching 400 km inland. Falsify: excavated weight artifacts.
As Greenland ivory prices fell against elephant ivory, Norse hunters intensified into riskier, more distant grounds — income-target behavior, not profit maximization. Falsify: the existing ivory isotope sequence against price series; profit-maximizers would have quit, not pushed north.
English market charters before the 13th-century spacing statute should already show the statutory spacing — law codifying a self-organized equilibrium, not creating one. Falsify: charter geodata pre- and post-statute.
Joins index-number theory (chained consumer-price-index construction) to Tamil temple epigraphy: thousands of dated endowment inscriptions quoting paddy, ghee, and oil rates for perpetual lamps constitute a computable medieval price index, and Chola war finance should be visible in it as inflation episodes.
Common-value auction theory meets Venetian state finance: the incanti — annual auctions of state galley charters — were common-value auctions in which patrician bidders demonstrably learned to shade bids across 150 years, the earliest documented winner's-curse correction.