Class SourceRef

quantmind/knowledge/_base.py:42–52

Typed provenance reference. Replaces a bare ``source: str``.

    tree_id: UUID | None = None
    node_id: UUID | None = None


class SourceRef(BaseModel):
    """Typed provenance reference. Replaces a bare ``source: str``."""

    model_config = ConfigDict(extra="forbid", frozen=True)

    kind: Literal[
        "arxiv", "http", "doi", "local", "rss", "transcript", "manual"
    ]
    uri: str | None = None
    fetched_at: datetime | None = None
    content_hash: str | None = None  # sha256 of fetched bytes; dedup key.