{"slug":"402utils-com-v1-hash-f9ef16","title":"Compute cryptographic hashes / checksums of a string or of raw bytes (base64)","host":"402utils.com","method":"POST","resource":"https://402utils.com/v1/hash","category":"market","description":"Compute cryptographic hashes / checksums of a string or of raw bytes (base64). Returns lowercase hex for each requested algorithm: sha256 (default), sha512, sha1, md5. SHA via native Web Crypto; md5 and sha1 are offered for legacy interop only and flagged — not for security. POST so the input never ","price_listed":0.001,"price_asked":0.001,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":5296,"reported_calls_30d":7,"reported_payers_30d":4,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"algorithms":["sha256","md5"],"text":"hello world"},"bodyType":"json","method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"description":"Exactly one of `text` or `bytes`, plus an optional algorithm list.","properties":{"algorithms":{"default":["sha256"],"description":"Which digests to compute (default [\"sha256\"]).","items":{"enum":["sha256","sha512","sha1","md5"],"type":"string"},"type":"array"},"bytes":{"description":"Raw bytes as base64 (standard or url-safe) — alternative to `text`.","type":"string"},"text":{"description":"UTF-8 text to hash.","type":"string"}},"type":"object"},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"method":{"enum":["POST"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"properties":{"example":{"properties":{"bytes":{"description":"Byte length of the hashed input.","type":"integer"},"hashes":{"description":"Map of algorithm → lowercase hex digest.","type":"object"},"warnings":{"description":"Present when a broken/legacy algorithm (md5, sha1) was requested.","items":{"type":"string"},"type":"array"}},"required":["bytes","hashes"],"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.001,"price_match":true,"latency_ms":5296,"error":null}],"description_full":"Compute cryptographic hashes / checksums of a string or of raw bytes (base64). Returns lowercase hex for each requested algorithm: sha256 (default), sha512, sha1, md5. SHA via native Web Crypto; md5 and sha1 are offered for legacy interop only and flagged — not for security. POST so the input never lands in a URL/log. Verification/checksums only, not a hash cracker.","last_updated":"2026-09-07T18:36:51.045Z","schemes":["exact"]}