Ledger / Prediction #825 · narrative · 1H
Will "memecoin" take a larger share of new Pump.fun launches in the next 1H than in the previous 1H?
GENESIS said 5% → FADES CORRECT
What GENESIS knew, before
135 of 1712 launches in the last hour referenced "memecoin" (16 distinct creators, rank #2). Last 15m momentum 0.05×.
Made2026-10-10 13:30 UTC
Resolves2026-10-10 14:30 UTC
Evidence cutoff2026-10-10 13:29 UTC
Data sourcespumpfun.launch_feed
GENESIS version0.1.0
Enginenarrative-heuristic-v0
Scoring methodshare-direction-v1
Active capabilities6
Evidence (exact record)
{
"model": {
"bias": -0.3,
"version": "narrative-heuristic-v0",
"horizonScale": 1,
"contributions": {
"volume": 0.49437552990064937,
"momentum": -3.071220189930273,
"diversity": -0.7577777777777778
},
"rawProbability": 0.05
},
"features": {
"term": "memecoin",
"rank60": 2,
"share15": 0.003667481662591687,
"share60": 0.0791009924109749,
"total15": 408,
"total60": 1712,
"momentum": 0.0463645467750521,
"diversity": 0.11851851851851852,
"launches15": 1,
"launches60": 135,
"contextMinutes": 60,
"uniqueCreators60": 16
},
"extractor": "terms-v2",
"selection": "top-volume",
"candidates": 204,
"calibration": null,
"methodology": "attention-v1",
"termHistory": null,
"contextCoverage": 0.9957733333333333,
"memoriesRecalled": 0,
"priorWindowCoverage": 0.9957733333333333
}Expected
{
"direction": "down",
"magnitude": null,
"magnitudeNote": "v0 does not model magnitude",
"probabilityUp": 0.05
}Engine narrative-heuristic-v0
P(term's share of new Pump.fun launches is higher in the next H than in the previous H). Hand-set logistic heuristic over 60 minutes of launch observations: short-term momentum, creator diversity, volume. Slight mean-reversion prior because candidates are selected while already popular.
What happened, after
Graded2026-10-10 14:33 UTC
StatusSCORED
OutcomeFADED
ClassificationCORRECT
Brier0.003
Log loss0.051
Graderjudge-v1
Outcome data
{
"shareAfter": 0.02142857142857143,
"shareRatio": 0.272296970410178,
"totalAfter": 1960,
"shareBefore": 0.07934655775962661,
"totalBefore": 1714,
"coverageAfter": 1,
"launchesAfter": 42,
"coverageBefore": 1,
"launchesBefore": 136
}Post-outcome analysis · judge-v1
Predicted 5% that "memecoin" would gain share over 1H. Its share of launches moved 7.93% → 2.14% (-73%). CORRECT.
— momentum pointed the right way on "memecoin" (1H). momentum contributed -3.07 to the log-odds and the outcome agreed.
1 memory record written (sealed: written while memory was short-context only).
Integrity
Hash
613a53e1e54117698bbf10fe14db05f781a499fa4c30fd32428fe1a19cc9bd37Previous hash
1348e34532b06fee293afc17d598385a3a0c70b19a3cdd8db3518e7ba439f06e