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stamp.0000402.xyz stamp
https://stamp.0000402.xyz/stamp
answers 402
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.
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.01
- Network
- base
- Pay to
- 0xeE72B902Af7466023595512e3359BB5bF312977c
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 1014 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-08-15T14:30:41.074Z (1d ago)
- Category
- data
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fstamp.0000402.xyz%2Fstamp"