Oracle providers used

BlackRock USD Institutional Digital Liquidity Fund (BUIDL)'s assessment for RD-F-048 — scored yellow on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

BUIDL token contract does not call any on-chain oracle. RedStone Trusted Single Source Oracle (TSSO) is consumed by third-party DeFi integrators (Morpho, Spark). Securitize Fund Services is sole authorized publisher. No Chainlink/Pyth multi-source fallback. Single-publisher architecture.

Sources #

URL
https://blog.redstone.finance/2026/04/23/nav-onchain-how-tokenized-fund-pricing-works-and-why-oracle-design-matters/retrieved 2026-04-26
URL
https://www.theblock.co/post/345833/tokenization-securitize-redstone-first-oracle-onchain-funds-blackrocks-buidlretrieved 2026-04-26

Methodology #

List all oracle providers used (Chainlink, Pyth, Redstone, Uniswap-TWAP, in-house, etc.) per asset/market pair in the protocol.

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol blackrock-buidl factor RD-F-048 score yellow collected_at 2026-05-12 09:40:42