Investigations

“A 2015–2020 network analysis found that global rock-phosphate trade was structurally decentralized and relatively stable, with few new ties forming.”

Checks out so far. 2 hold up so far.

Score: 0.7363 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 75% · 25% counted

2 claims · recorded 29 September 2026 · provisional until audited

“Emad Mostaque's Champion proposal allocates 10% of a local AI and robotics company's equity to residents under 21 and issues additional equity to children born later.”

Checks out so far. 1 holds up so far.

Score: 0.9970 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 25% · 25% counted

1 claim · recorded 29 September 2026 · provisional until audited

“Under Coasean economics transaction costs determine firm size, so transaction costs falling to zero implies firm size falling toward zero.”

Checks out so far. 1 holds up so far.

Score: 0.8336 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 75% · 75% counted

1 claim · recorded 29 September 2026 · provisional until audited

“A September 2026 study of dark cultural heritage communication found that advertising appeal type affected preservation-support willingness through emotional arousal and self-construal, with inconsistent verbal and...”

Checks out so far. 1 holds up so far.

Score: 0.9517 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 75% · 25% counted

1 claim · recorded 29 September 2026 · provisional until audited

“In a South Korean phase 1b/2 study of 40 participants with previously untreated HER2-positive advanced biliary tract cancer, the trastuzumab-nivolumab-gemcitabine-cisplatin regimen produced a 55% objective response rate.”

Checks out so far. 1 holds up so far.

Score: 0.9938 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 25% · 25% counted

1 claim · recorded 29 September 2026 · provisional until audited

“In a large randomized field experiment on an online labor market, offering employers AI-written first drafts made them 19% more likely to post a job, but did not increase the overall probability that a match was formed.”

Checks out so far. 1 holds up so far.

Score: 0.9820 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 25% · 25% counted

1 claim · recorded 29 September 2026 · provisional until audited

“In the reported study, the silicon-photonics optoacoustic detector measured high-contrast radial-artery signals at 100 Hz and captured features of the blood-pressure waveform.”

Checks out so far. 1 holds up so far.

Score: 0.8581 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 75% · 25% counted

1 claim · recorded 29 September 2026 · provisional until audited

“The same study performed on-chip frequency-bin quantum-state tomography of a Bell state with reported fidelity of 95.7(3)% on a 4 × 7 mm silicon photonic chip.”

Checks out so far. 1 holds up so far.

Score: 0.9781 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 50% · 25% counted

1 claim · recorded 29 September 2026 · provisional until audited

“The United States is largely insulated from the ageing shock because it receives large numbers of working-age immigrants and few aged over 65.”

Not settled yet. 1 not yet settled.

Score: 0.5654 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 75% · 75% counted

1 claim · recorded 29 September 2026 · provisional until audited

“A September 2026 Nature Physics News & Views reported that hybrid trapped-ion quantum simulators had observed the dynamics of two quantum field theories.”

Checks out so far. 1 holds up so far.

Score: 0.8581 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 75% · 25% counted

1 claim · recorded 29 September 2026 · provisional until audited

“Future Vision XPRIZE received more than 2,500 film trailers and treatments, narrowed them to 65 semifinalists and five finalists who will screen trailers at Moonshots LIVE.”

Checks out so far. 1 holds up so far.

Score: 0.9949 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 25% · 25% counted

1 claim · recorded 29 September 2026 · provisional until audited

“In the reported Bayesian hybrid-accretion model, bulk silicate Mars reflected 27 ± 5% pebble-accreted material and 73 ± 5% Vesta-like planetesimal material.”

Checks out so far. 1 holds up so far.

Score: 0.9955 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 75% · 25% counted

1 claim · recorded 29 September 2026 · provisional until audited

“The 0.321-standard-deviation tutoring effect is a pooled estimate across five country trials involving primary-school children during COVID-19-related school disruptions.”

Checks out so far. 1 holds up so far.

Score: 0.9517 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 75% · 25% counted

1 claim · recorded 29 September 2026 · provisional until audited

“A study of Chinese A-share companies found that establishing bankruptcy courts improved investment efficiency, including a 7.5% reduction in non-optimal investment and a 9.7% reduction in underinvestment.”

Checks out so far. 2 hold up so far.

Score: 0.9475 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 75% · 25% counted

2 claims · recorded 29 September 2026 · provisional until audited

“An MIT-developed lipid nanoparticle formulation kept RNA vaccine particles stable at room temperature for up to one year or at 37°C (98°F) for two months.”

Checks out so far. 1 holds up so far.

Score: 0.9955 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 75% · 25% counted

1 claim · recorded 29 September 2026 · provisional until audited

“The reported network analysis found that Rome was not the dominant hub of the Roman Empire’s land-transport network and that Byzantium was more central to empire-wide land mobility.”

Checks out so far. 1 holds up so far.

Score: 0.7577 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 75% · 25% counted

1 claim · recorded 29 September 2026 · provisional until audited

“A September 2026 Nature Communications study described a single-element silicon-photonics optoacoustic sensor that monitored radial-artery signals and agreed with a reference cuff monitor.”

Checks out so far. 2 hold up so far.

Score: 0.7363 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 75% · 25% counted

2 claims · recorded 29 September 2026 · provisional until audited

“A September 2026 cross-national study found that high-plausibility political deepfakes were harder to detect and more positively evaluated, while media literacy improved detection and reduced liking and sharing...”

Checks out so far. 2 hold up so far.

Score: 0.8197 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 75% · 25% counted

2 claims · recorded 29 September 2026 · provisional until audited

“Drinking eight glasses of water every day is necessary for health.”

The evidence goes against this. 1 of 1 checkable claim goes against the evidence.

Score: 0.0018 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 75% · 75% counted

1 claim · recorded 29 September 2026 · provisional until audited

“On February 12, 2025, the Kennedy Center announced Trump’s election as board chair and fourteen new trustees, bringing the board to 31 members.”

Checks out so far. 1 holds up so far.

Score: 0.9734 under ledger-default@0.3.0 at snapshot 27745 for all claims together

Review 75% · 25% counted

1 claim · recorded 29 September 2026 · provisional until audited