# Attribution Stack **Domain:** Provenance / Systems **Doc Type:** Developed Wiki Node **Maturity:** Developed **Collection:** [[collections/Gamification|Gamification Collection]] ## Definition An **attribution stack** is the layered evidence connecting an artifact or action to an identity, account, key, issuer, organization, time, and institutional authority. ## Significance No single layer necessarily proves authorship; confidence comes from the composition and independence of evidence. ## Sources - [[articles/gamification/Lex Sportiva and Winning Without Bloodshed|Lex Sportiva and Winning Without Bloodshed]] - [Primary or institutional source](https://c2pa.org/) ## Routes [[wiki/C2PA Content Credentials|C2PA Content Credentials]] · [[wiki/Actor Continuity|Actor Continuity]] · [[wiki/Provenance|Provenance]] · [[articles/gamification/Lex Sportiva and Winning Without Bloodshed|Lex Sportiva and Winning Without Bloodshed]]