{"status":"retired","retiredAt":"2026-07-15","why":"Internal re-measurement showed flag-to-window lead times of 0-2 days on all published cases — below our own 3-day publication bar. The cases were withdrawn rather than relabeled. This is the honest state, not a temporary absence.","formerDataset":{"caseCount":0,"asOf":"2026-09-01","note":"The retired case list is intentionally empty and will not be repopulated under the old selection rules."},"survivingEvidence":{"kind":"flagged-vs-control repricing regression","summary":"Measured association: flagged markets repriced materially at 1.53x the rate of matched unflagged controls (95% CI 1.21-1.73, shock-days excluded, controls reweighted to the flagged cohort; n=1999 flagged vs 83402 controls, window 2026-03-29 to 2026-09-04, as of 2026-09-04). An attention-leads-movement association — never a directional claim.","result":{"asOf":"2026-09-04T08:08:00.845868+00:00","panelWindow":["2026-03-29","2026-09-04"],"treatmentN":1999,"controlN":83402,"ratio":"1.53","ciLow":"1.21","ciHigh":"1.73","crudeRatio":"1.68","treatmentRate":0.2001000500250125,"adjControlRate":0.1305737816874508},"fullReport":{"generated_at":"2026-09-04T08:08:00.845868+00:00","panel_window":["2026-03-29","2026-09-04"],"treatment_n":1999,"control_n":83402,"report":{"raw":{"treatment_rate":0.503751875937969,"control_rate":0.30140764010455384,"crude_ratio":1.6713308121958188,"crude_ci":[1.4459710732094015,1.8813809268611525],"adj_control_rate":0.3414546995966432,"adj_ratio":1.475311004748348,"adj_ci":[1.288977312354347,1.6489759637914554],"stratum_coverage":1,"liq_adj_ratio":1.325360802029985,"liq_adj_ci":[1.1039352060785257,1.4476677333801986],"median_days_to":[5,7]},"noshock":{"treatment_rate":0.2001000500250125,"control_rate":0.11944557684467999,"crude_ratio":1.6752403505507019,"crude_ci":[1.318160653024635,1.9427015450843386],"adj_control_rate":0.1305737816874508,"adj_ratio":1.532467295034649,"adj_ci":[1.2116530972076842,1.7305270573571843],"stratum_coverage":1,"liq_adj_ratio":1.486021755176032,"liq_adj_ci":[1.1423396743110938,1.6972223738884251],"median_days_to":[7,10]}}},"page":"https://sigb.ai/record/methodology/"},"reproducibility":"https://sigb.ai/reproducibility/repricing-regression.json","retirementStory":"https://sigb.ai/record/methodology/"}