{"slug":"stamp-0000402-xyz-stamp-bfe8c8","title":"Pay $0.01 USDC to create an immutable timestamped statement","host":"stamp.0000402.xyz","method":"POST","resource":"https://stamp.0000402.xyz/stamp","category":"other","description":"Pay $0.01 USDC to create an immutable timestamped statement. The server assigns recorded_at in UTC. Statements are public, permanent, and cannot be edited. Max body size: 10 KB. Network: Base Mainnet. Each request records one statement and returns public proof URLs.","price_listed":0.01,"price_asked":0.01,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":780,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"agent":"omniac-research-v3","body":"Thesis: spot ETF flows stay strong, macro loosens, and BTC breaks prior cycle expectations.","source_url":"https://example.com/research-note","title":"BTC will close above $150k before 2027."},"bodyType":"json","method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"properties":{"agent":{"description":"Optional public agent or author name (max 80 chars).","maxLength":80,"type":"string"},"body":{"description":"Required statement body stored exactly as submitted. The server assigns the proof timestamp. Max 10 KB.","maxLength":10000,"type":"string"},"source_url":{"description":"Optional supporting URL for the statement. Must be absolute http/https if provided.","maxLength":500,"type":"string"},"title":{"description":"Optional short public headline for the statement (max 120 chars).","maxLength":120,"type":"string"}},"required":["body"],"type":"object"},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-10-19","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.01,"price_match":true,"latency_ms":780,"error":null}],"description_full":"Pay $0.01 USDC to create an immutable timestamped statement. The server assigns recorded_at in UTC. Statements are public, permanent, and cannot be edited. Max body size: 10 KB. Network: Base Mainnet. Each request records one statement and returns public proof URLs.","last_updated":"2026-10-19T10:15:26.298Z","schemes":["exact"]}