Attest a confirmed transaction.

Choose the network the transaction came from, paste its id, and pay with USDC. The fingerprint is written on Algorand MainNet.

Ledger

Algorand MainNet

Pay on

Algorand, Base, or Solana. USDC through x402.

Fingerprint

SHA-256 of the confirmed record.

Proof

A bundle signed with ML-DSA-65. Checking it is free.

Keys

Published on the Trust page.