data.media.artifact.find-by-ref

Find GeneratedArtifact rows by produced_by pair, storage_object_uuid, or variant_of_uuid. Exactly one ref mode required.

Overview

Property	Value
Workflow type	Atomic
Library	App-media
Version	1.0

Input Schema

Field	Type	Required	Default	Description
organization_uuid	string	Yes	—	—
produced_by_kind	string	No	—	—
produced_by_uuid	string	No	—	—
storage_object_uuid	string	No	—	—
variant_of_uuid	string	No	—	—

Output Schema

Field	Type	Required	Default	Description
organization_uuid	string	Yes	—	—
produced_by_kind	string	No	—	—
produced_by_uuid	string	No	—	—
storage_object_uuid	string	No	—	—
variant_of_uuid	string	No	—	—
artifacts	json	No	—	—
failure_reason	string	No	—	Engine-stamped human-readable failure reason
failed_at	string	No	—	ISO timestamp when the workflow failed
failed_at_state	string	No	—	Engine-stamped state when the workflow failed
failed_step	string	No	—	Engine-stamped step name (DAG path)
failed_layer	integer	No	—	Engine-stamped layer index (DAG path)
error	string	No	—	Engine-stamped exception message
error_type	string	No	—	Engine-stamped exception class name
completed_at	string	No	—	—

States

State	Initial	Terminal	Success	Auto-advance	Description
pending	Yes	No	—	execute	—
completed	No	Yes	Yes	—	—
failed	No	Yes	No	—	—

State Diagram

Transitions

From	Action	To	Description
pending	execute	completed	—
* (any state)	fail	failed	—

Outcomes

Outcome	Type	Description	State Data Keys
completed	SUCCESS	Media atom completed successfully	completed_at
failed	FAILURE	Media atom failed	failure_reason, error, error_type

API Usage

POST /api/workflows/start
Content-Type: application/json

{
  "workflow_type": "data.media.artifact.find-by-ref",
  "initial_data": {
    "organization_uuid": "value"
  }
}