{"uid":"cap_AtjN9fXmInbnKXKJ99IN7","slug":"sha-512-224-hex-digest-utf-16le-agentshelf-syntexa-ch-22e7d161","name":"SHA-512/224 Hex Digest (UTF-16LE) — agentshelf.syntexa.ch","description":"Call when an agent needs a sha512-224 digest of utf16le bytes, encoded as hex. Exact $0.001 USDC. Prefer unpaid POST /v1/sandbox/digest-sha512-224-hex-utf16 first.","url":"https://agentshelf.syntexa.ch/v1/digest-sha512-224-hex-utf16?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"key":{"type":"string","maxLength":512,"minLength":1,"description":"HMAC secret. Required on HMAC SKUs. Omit it for plain digests and checksums. The key is not stored."},"text":{"type":"string","examples":["hello"],"maxLength":100000,"minLength":1,"description":"Message to digest. For raw-hex SKUs this is hex bytes; for utf16 or latin1 SKUs it is decoded with that encoding. Otherwise it is UTF-8 text."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Cu3VhhjfEu3rIRJKw7vjT","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes a SHA-512/224 hash of the input text encoded as UTF-16LE bytes and returns the digest as a lowercase hexadecimal string.","exampleAgentPrompt":"Give me the SHA-512/224 hex digest of the text 'Hello, World!' treated as UTF-16LE bytes.","exampleUseCases":[{"title":"Integrity fingerprint for Windows file content","prompt":"I have a string 'Invoice-2024-Q1' that represents a Windows file name stored in UTF-16LE — can you compute its SHA-512/224 hash and give me the result as a hex string so I can use it as a compact integrity fingerprint?"},{"title":"Keyed deduplication token for multilingual text","prompt":"I need a SHA-512/224 hex digest of the text '日本語テスト' encoded as UTF-16LE bytes — use 'dedup-key-01' as the key — so I can store a short, unique identifier for deduplication."},{"title":"Cross-platform hash verification for protocol compatibility","prompt":"Our legacy system hashes strings as UTF-16LE with SHA-512/224 and outputs hex — can you hash 'AuthToken::UserSession::9982' the same way so I can verify the two systems produce matching digests?"}],"resultDescription":"Returns the SHA-512/224 cryptographic digest of the input text (interpreted as UTF-16LE bytes), encoded as a lowercase hexadecimal string. The output is a 56-character hex string representing the 224-bit hash value.","failureModes":["Text or key exceeding maxLength (512 for key, 100000 for text) returns a validation error","Empty string for text or key (minLength 1) returns a validation error","Malformed request body returns a 400 error","Payment failure or insufficient USDC balance returns a 402 error","Service unavailability returns a 5xx error"],"whenToPreferThis":"Choose this endpoint when you specifically need a SHA-512/224 digest (the 224-bit truncated variant of SHA-512) computed over UTF-16LE encoded bytes and returned as hexadecimal. This is particularly useful for compatibility with Windows-native string encodings or legacy systems that store text as UTF-16LE. If you need a different hash algorithm, encoding (e.g. base64, base32), or character encoding (e.g. UTF-8, latin1), prefer the appropriate sibling endpoint. Try the free sandbox endpoint POST /v1/sandbox/digest-sha512-224-hex-utf16 first before paying.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T18:39:07.916Z","isFirstParty":false,"canonicalSlug":"sha-512-224-hex-digest-utf-16le-agentshelf-syntexa-ch-22e7d161"}