Algostream_normalizationmodule Cross_feed : sig ... endCross-feed price-basis tracker.
module Data_break : sig ... endCorporate actions / data discontinuities.
module Feed_health : sig ... endPer-feed (per-source) health tracker.
module Lineage : sig ... endLightweight transformation-chain lineage encoded as a "/"-separated path string.
module Symbol : sig ... endCanonical cross-exchange symbol.
module Validator : sig ... endAsset-aware tick validation, complementing the ingestion-side Data_quality verdicts.