{"definitionRoot":"f76ef19f456682b02455773167785317f802d8a22e3acf5db5657b83a8d0ec97","docsPath":"/docs/CROSS_ASSET_RELATIONSHIP_SNAPSHOT.json","errors":[{"code":null,"description":"The request field is invalid.","status":400},{"code":null,"description":"Payment Required - an x402 v2 offer in the PAYMENT-REQUIRED header and body.","status":402},{"code":null,"description":"The result could not be delivered.","status":422},{"code":null,"description":"The seller or the product quote path is not currently admitting this request.","status":503}],"examples":{"deliverable":null,"detail":"Concrete request/deliverable examples are omitted until real settled evidence supplies them; the no-fake-demand rule forbids inventing sample payloads. The envelope shapes above are exact.","request":null,"state":"OMITTED_UNTIL_REAL_EVIDENCE"},"family":"UTILITY","familyTitle":"Utility","freshness":{"evidenceCutoff":"Every delivered envelope states its own evidenceCutoff; requests may pin evidenceCutoff at or before quote time.","freshnessClass":"CACHEABLE_SNAPSHOT","latencyClass":"FAST","machineVersion":"78c5efcc","outputDomainKind":null,"provenance":"The deliverable carries its own uncertainty statement; citations are opaque content hashes for the public evidence used."},"inputSchema":{"$schema":"https://json-schema.org/draft/2020-12/schema","additionalProperties":false,"properties":{"benchmark":{"description":"Optional label of the series used for beta, correlation-to-benchmark and cointegration; default the first series.","type":"string"},"periodsPerYear":{"description":"Optional periods per year for annualized volatility, e.g. 365 for daily crypto, 252 for trading days, 8760 for hourly.","type":"integer"},"rollingWindow":{"description":"Optional window (at least 5 returns) for rolling correlation to the benchmark.","type":"integer"},"series":{"description":"2 to 10 objects {label, values}: a distinct label (at most 64 bytes) and 20 to 2000 JSON numbers, every series the same length and aligned by index (at most 4000 numbers in total).","items":{},"type":"array"},"valueKind":{"description":"Optional \"PRICE\" (default; every value > 0) or \"RETURN\" (per-period simple returns, each > -1).","type":"string"}},"required":["series"],"type":"object","x-arbiter-contentType":"application/json","x-arbiter-schemaVersion":"1.0.0"},"method":"POST","operationId":"agenthubmachinecross_asset_relationship_snapshot","outputSchema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"benchmark":{"description":"{index, label}. Labels are echoed as {status:\"OK\",value} or withheld as {status:\"WITHHELD_UNSAFE_TEXT\",rawSha256}.","type":"object"},"cointegration":{"description":"{tested, method, criticalValues {onePercent, fivePercent, tenPercent}, pairs: [{index, hedgeRatio, intercept, adfTStatistic, verdict: COINTEGRATED_AT_1_PERCENT | COINTEGRATED_AT_5_PERCENT | COINTEGRATED_AT_10_PERCENT | NO_COINTEGRATION_EVIDENCE | UNDETERMINED}]}; not tested for returns.","type":"object"},"correlation":{"description":"{basis: PER_PERIOD_LOG_RETURNS, pearson: matrix, spearman: matrix}, rows and columns in series order.","type":"object"},"observations":{"description":"Values per series.","type":"integer"},"periodsPerYear":{"description":"The annualization basis, when given.","type":"integer"},"program":{"description":"Program identity: {id, version, programRoot, registryRoot}.","type":"object"},"provenance":{"description":"Deliverable provenance: {basis: BUYER_SUPPLIED_INPUT_AND_ARBITER_AUTHORED_CODE, thirdPartyData: false, networkAccess: false, inputRoot, programRoot, outputRoot}. inputRoot is hashCanonical of your exact request (keys sorted, strings byte-exact).","type":"object"},"returnObservations":{"description":"Log returns per series.","type":"integer"},"rollingCorrelation":{"description":"When rollingWindow is given: {window, measure, series: [{index, windows, latest, minimum, maximum, mean}]}.","type":"object"},"series":{"description":"Per series: {index, label, totalReturn, meanLogReturn, volatility, annualizedVolatility, maximumDrawdown, drawdownPeakIndex, drawdownTroughIndex, correlationToBenchmark, betaToBenchmark, alphaPerPeriod, rSquared}. Labels are echoed as {status:\"OK\",value} or withheld as {status:\"WITHHELD_UNSAFE_TEXT\",rawSha256}.","items":{},"type":"array"},"uncertainty":{"description":"Plain-language limits of this computation.","type":"string"},"valueKind":{"description":"PRICE or RETURN, as analysed.","type":"string"}},"required":["valueKind","observations","returnObservations","benchmark","series","correlation","cointegration","program","provenance","uncertainty"],"type":"object","x-arbiter-contentType":"application/json","x-arbiter-schemaVersion":"1.0.0"},"payment":{"admitted":true,"challengeHeader":"PAYMENT-REQUIRED","destination":{"address":"0x63aA5960943865e7d57FDdF0D899eE36B6D2046E","assetContracts":["0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48","0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85","0xe15fC38F6D8c56aF07bbCBe3BAf5708A2Bf42392","0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359","0x754704Bc059F8C67012fEd69BC8A327a5aafb603","0xaf88d065e77c8cC2239327C5EDb3A432268e5831","0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E","0x3600000000000000000000000000000000000000","0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"],"bindingVersion":"a2f250e514c4a05c34efc98c49a4f4ac01a67770884883d19ff3a6487972ed90","networks":["eip155:1","eip155:10","eip155:1329","eip155:137","eip155:143","eip155:42161","eip155:43114","eip155:5042","eip155:8453"],"resolvable":true,"source":"x402_seller_configuration.payTo"},"logicalPaymentHeader":"ARBITER-LOGICAL-PAYMENT-ID","payToSource":"the canonical RevenueWalletResolver binding (x402_seller_configuration.payTo); never an environment value and never a literal","paymentIdentifier":{"extension":"payment-identifier","semantics":"Retries carrying the same payment identifier return the cached delivery with the same receipt: no second settlement, no second work, no second delivery credit.","supported":true},"processingSemantics":"A 202 means verification or settlement is still in progress; retry the same call with the same payment and the same payment identifier.","protocol":"X402_V2","protocolVersion":2,"quoteHeader":"ARBITER-QUOTE-ID","scheme":"exact","signatureHeader":"PAYMENT-SIGNATURE"},"pricing":{"currency":"USD","floorUsd":0.004,"mode":"DYNAMIC_QUOTE","ownerCeilingUsd":null,"pricingClass":"CACHEABLE_UNIT","publicStartingPriceUsd":0.004},"productId":"CROSS_ASSET_RELATIONSHIP_SNAPSHOT","productVersion":"3.0.0","provenance":{"basis":"YOUR_INPUT","protocols":[],"sources":["Your request only, computed by Arbiter's own registered program (no third-party data, no network)"]},"resourceUrl":"https://arbiterverse.com/api/x402/CROSS_ASSET_RELATIONSHIP_SNAPSHOT","schemaVersion":"3.0.0","summary":"Relationship statistics for 2 to 10 price or return series you supply (aligned by index, up to 2,000 points each and 4,000 in all): Pearson and Spearman correlation matrices of log returns, beta, alpha and R squared against a benchmark series, volatility (annualized when you give periodsPerYear), total return and maximum drawdown per series, optional rolling correlation, and an Engle-Granger cointegration test with MacKinnon critical values for pairs trading. Computed from your numbers only; no market data is fetched. Example request: {\"series\":[{\"label\":\"ETH\",\"values\":[3000,3030,2990,3050,3100,3080,3120,3150,3130,3170,3200,3190,3230,3260,3240,3280,3310,3300,3340,3370]},{\"label\":\"stETH\",\"values\":[2998,3027,2988,3046,3097,3077,3116,3147,3126,3166,3197,3186,3226,3257,3237,3276,3307,3297,3336,3367]}],\"periodsPerYear\":365}.","title":"Cross-asset relationship statistics (your series)"}