{"service":"Treasury Reality — verifiable DeFi yield records","whatItIs":"Signed, independently-verifiable records of USDC supply rates (Aave V3, Compound III) across Base, Arbitrum, Optimism and Ethereum, plus realized supply→withdraw round-trips. A measurement-and-record service — not advice, not predictions.","whyBuy":["Verifiable offline: recompute every figure and check the secp256k1 signature yourself — no API call, no trust in us.","One call replaces the multi-tool, multi-turn work of finding the right contracts, decoding ray-scaled rates, sampling a series and time-weighting it — usually cheaper than the tokens and turns you would spend deriving and verifying it yourself."],"tiers":[{"type":"VENUE_WINDOW","tier":"observed","sells":"time-weighted USDC supply APR for one venue over one closed window"},{"type":"VENUE_COMPARISON","tier":"observed","sells":"two venues over the same window, sampled at the same instants, with the difference"},{"type":"ROUND_TRIP_LIQUIDITY","tier":"premium","sells":"what real capital actually did — realized return, gas and timing for a supply→withdraw; impossible to derive without deploying capital and waiting days"}],"howToBuy":"Standard x402: GET an artifact URL, receive 402 payment terms, pay with an EIP-3009 USDC authorization on Base, retry with the X-PAYMENT header, receive the signed document.","discover":{"coverage":"/v1/coverage","catalogue":"/v1/artifacts","signingKeys":"/v1/signing-keys","openapi":"/openapi.json"},"disclaimers":["Observed supply rates unless a record is ROUND_TRIP_LIQUIDITY (realized). Rewards are observed, never counted as realized return. Not investment advice."]}