{"uid":"cap_He5G7C2paECFspFBlhlkT","slug":"sha3-256-hex-digest-latin-1-encoding-329c38a5","name":"SHA3-256 Hex Digest (Latin-1 Encoding)","description":"Call when an agent needs a sha3-256 digest of latin1 bytes, encoded as hex. Exact $0.008 USDC. Prefer unpaid POST /v1/sandbox/digest-sha3-256-hex-latin1 first.","url":"https://agentshelf.syntexa.ch/v1/digest-sha3-256-hex-latin1?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":"0.008","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":"$0.008/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_hi3_HUHD5SFZt-m4cTqqY","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.008","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes a SHA3-256 hash of text interpreted as Latin-1 bytes and returns the result as a lowercase hexadecimal string","exampleAgentPrompt":"Hash the text 'Héllo Wörld' using SHA3-256 with Latin-1 byte encoding and give me the hex digest.","exampleUseCases":[{"title":"Data integrity verification for legacy systems","prompt":"I need to verify the integrity of this Latin-1 encoded document — can you compute the SHA3-256 hex digest of the text 'Données confidentielles: réf. 4821-B' so I can compare it against our stored checksum?"},{"title":"Cryptographic fingerprint for API key signing","prompt":"Compute the SHA3-256 hex hash of the string 'secret-token-latin1-payload' encoded as Latin-1 bytes so I can use it as a signed fingerprint in our authentication flow."},{"title":"Deduplication hash for legacy text records","prompt":"I have a batch of old records stored in Latin-1 encoding — take the text 'München Büro Straße 12' and give me its SHA3-256 hex digest so I can use it as a deduplication key."}],"resultDescription":"Returns a lowercase hexadecimal string representing the SHA3-256 digest of the input text interpreted as Latin-1 (ISO-8859-1) encoded bytes. The hex string is 64 characters long, corresponding to the 256-bit output of SHA3-256.","failureModes":["Text contains characters outside the Latin-1 range (U+0000–U+00FF), causing encoding errors or unexpected results","Input text exceeds the 100,000 character maximum, resulting in a rejection error","Missing or empty 'text' or 'key' fields trigger validation errors","Payment of $0.008 USDC not provided or rejected, resulting in a 402 Payment Required response","Network timeout or service unavailability returns a 5xx error"],"whenToPreferThis":"Choose this endpoint when you specifically need a SHA3-256 hash of text that uses Latin-1 (ISO-8859-1) byte encoding — common for legacy European text systems or protocols that operate in the Latin-1 character set. Prefer this over SHA-256 endpoints when the SHA-3 family (Keccak) is required, and over UTF-8-based hash endpoints when the input is constrained to Latin-1. Use the free sandbox variant (/v1/sandbox/digest-sha3-256-hex-latin1) for testing before incurring the $0.008 USDC cost.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:50:09.240Z","isFirstParty":false,"canonicalSlug":"sha3-256-hex-digest-latin-1-encoding-329c38a5"}