{"uid":"cap_1EHH9sc6FXUDs_pFxeI4r","slug":"ripemd-160-base64url-digest-b5e47e7e","name":"RIPEMD-160 Base64url Digest","description":"Call when an agent needs a ripemd160 digest of text, encoded as base64url. No network and no LLM. Exact $0.005 USDC. Prefer unpaid POST /v1/sandbox/digest-ripemd160-base64url first.","url":"https://agentshelf.syntexa.ch/v1/digest-ripemd160-base64url?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":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_EDGe37gOQCzKQ3a6rLZh9","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes a RIPEMD-160 cryptographic hash of input text and returns it encoded as a base64url string","exampleAgentPrompt":"Can you compute the RIPEMD-160 hash of the text 'Hello, World!' and give me the result as a base64url string?","exampleUseCases":[{"title":"Blockchain address derivation","prompt":"Hash this public key bytes string with RIPEMD-160 and return it base64url-encoded so I can use it in a Bitcoin-style address derivation pipeline: 'a591a6d40bf420404a011733cfb7b190d62c65bf0bcda32b57b277d9ad9f146e'"},{"title":"Data integrity fingerprinting","prompt":"I need a compact RIPEMD-160 fingerprint of this document content encoded as base64url so I can store it as a checksum: 'Agreement between Party A and Party B dated 2024-01-15 regarding software licensing terms.'"},{"title":"Legacy system hash compatibility","prompt":"Our legacy system requires RIPEMD-160 digests in base64url format — can you hash this user ID string 'user-99482-acct' with RIPEMD-160 and give me the base64url output?"}],"resultDescription":"Returns a RIPEMD-160 digest of the input text encoded as a base64url string. No network calls or LLM inference are involved; the computation is deterministic and local. The response is the hash value suitable for use in checksums, address derivation, or compatibility with systems expecting RIPEMD-160 output.","failureModes":["Empty or missing text field returns a validation error","Text exceeding 100,000 characters is rejected","Missing or invalid API key returns an authentication error","Payment of $0.005 USDC not provided or declined results in a 402 error"],"whenToPreferThis":"Choose this endpoint when you specifically need a RIPEMD-160 digest (not SHA-256 or SHA-512) encoded in base64url format (not hex or standard base64). It is ideal for Bitcoin/cryptocurrency address derivation pipelines, legacy system compatibility, or any protocol that mandates RIPEMD-160 output in URL-safe base64 encoding. If you do not need to pay and want to test first, use the free sandbox endpoint POST /v1/sandbox/digest-ripemd160-base64url before incurring the $0.005 USDC charge.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T06:48:01.995Z","isFirstParty":false,"canonicalSlug":"ripemd-160-base64url-digest-b5e47e7e"}