{"uid":"cap_Tjitxl9MwWTDhEwFN36xV","slug":"sha-512-base32-digest-f0f85ca1","name":"SHA-512 / Base32 Digest","description":"Call when an agent needs a sha512 digest of text, encoded as base32. No network and no LLM. Exact $0.01 USDC. Prefer unpaid POST /v1/sandbox/digest-sha512-base32 first.","url":"https://agentshelf.syntexa.ch/v1/digest-sha512-base32?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":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_0zb22eLrGzGsHZ9iKdoAY","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","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 cryptographic hash of input text and returns it encoded as a Base32 string, with no network or LLM involvement.","exampleAgentPrompt":"Can you compute the SHA-512 hash of the text 'Hello, world!' and give it back to me as a Base32-encoded string?","exampleUseCases":[{"title":"Integrity fingerprint for file content","prompt":"Take this document text and give me its SHA-512 digest encoded as Base32 so I can use it as a content fingerprint for integrity checking."},{"title":"Deterministic ID from user input","prompt":"Hash the string 'user:42:session:abc123' with SHA-512 and return it as Base32 — I need a deterministic, fixed-length identifier for my records."},{"title":"Verifying a known Base32 hash","prompt":"Compute the SHA-512 Base32 digest of this text and tell me if it matches the expected value 'ABCD1234...'. I want to verify the content hasn't changed."}],"resultDescription":"Returns a Base32-encoded string representing the SHA-512 cryptographic digest of the provided input text. The result is deterministic, fixed-length, and computed purely in-process with no external network calls or LLM inference.","failureModes":["Missing or empty 'text' field returns a validation error","Text exceeding 100,000 characters is rejected","Invalid key format may return a 4xx error","Payment failure (insufficient USDC balance) returns HTTP 402","Malformed JSON body returns a parsing error"],"whenToPreferThis":"Choose this endpoint when you specifically need a SHA-512 digest encoded in Base32 (not hex or Base64). It is fully deterministic, requires no LLM or external network calls, and is ideal for fingerprinting, content integrity checks, or generating unique identifiers. Use the free sandbox endpoint (/v1/sandbox/digest-sha512-base32) first for testing before paying $0.01 USDC per call on this production endpoint.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T00:50:55.840Z","isFirstParty":false,"canonicalSlug":"sha-512-base32-digest-f0f85ca1"}