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Versioning and Lineage

Versions and Lineage

Inspect version timelines, source provenance, validation runs, diffs, generated artifacts, handoffs, and release-gate decisions.

Open Contracts API
Version Timeline
Every durable version can reference content hashes, source refs, validation run IDs, and trace IDs.
GET /api/v1/contracts/{id}/versions
POST /api/v1/contracts/{id}/versions
local draft rollback
protected publish
Lineage Graph
Lineage keeps source-to-artifact history honest when persistence or protected handoffs are unavailable.
GET /api/v1/contracts/{id}/lineage
source provenance
validation and generation nodes
handoff history degraded when unavailable