Definitions
In plain terms
It prevents a backtest from seeing later revisions, future members, or announcements that had not yet arrived.
Technical
Point-in-time integrity requires stable identities, valid or effective intervals, availability timestamps, revision lineage, deletion handling, and an explicit as-of query contract.
Scope
A dataset with historical dates is not automatically point-in-time correct.
Examples
- A governed dataset records point-in-time dataset explicitly instead of inferring it from an ambiguous field.
Common misconceptions
- Point-in-Time Dataset does not have one universal meaning without its stated market, source, and time context.
Concept relationships
Prerequisites
Required by
Where this concept is used
- ImportantRefresh-Time SamplingD01-F03-A03
- ImportantAsynchronous Return AlignmentD01-F03-A05
- ImportantPoint-in-Time Availability GuardD01-F04-A05
- ImportantDelisting Return Reconstruction: Separate Observed Proceeds from EstimatesD02-F03-A05
- ImportantHistorical Constituent Reconstruction: Rebuild the Roster Without Looking AheadD02-F04-A01
- PrimarySurvivorship-Bias Guard: Keep Historical Failures in the TestD02-F04-A02
- ImportantIPO Availability Timestamping: Separate Listing Events from Research KnowledgeD02-F04-A03
- ImportantFiling-Revision VersioningD02-F04-A04
- ImportantBase-Date/Base-Value InitializationD03-F01-A01
- ImportantFundamental-Weighted IndexD03-F03-A01
- ImportantEligibility ScreenD03-F06-A01
- PrerequisiteReconstitution AlgorithmD03-F06-A05
Evidence and governance
- Fintech Builder Glossary Definition Contract The Fintech Builder · internal governed contract
Supports: preferred label, short definition, technical definition
Limits: Defines governed platform behavior rather than claiming these policies are universally prescribed by external McClellan methodology.
- Reviewed by
- fintech-builder-owner-approved
- Last reviewed
- 2026-07-26
- Next review
- 2027-07-26
- Record status
- published