ZGAS-002 Base USDC Receipt Checklist
Existing ZGAS-002 pack on publish.new. Live x402. Pay 3 USDC on Base to 0x6cBC7E018A7773dc16a7e4b57E8D524332f4a880. Fulfillment via AgentMail subject PAID ZGAS-002 after on-chain Transfer.
Endpoint
https://publish.new/api/artifact/zgas-002-base-usdc-receipt-checklist-4af9c9d7/content?chain=base
Verification
Sustained protocol conformance over many checks from our infrastructure. Says nothing about content accuracy.
On-chain payments
Payment shape (15 most recent sampled): 0 x402-signed (EIP-3009 transferWithAuthorization, the exact scheme's on-chain signature) · 0 plain transfers (a wallet paying the ordinary way) · 15 other calldata (facilitator batch, smart wallet, or unrelated — not classified).
Peak day 2026-10-02: 4 payments. Last indexed day 2026-10-02: 4. Our own index of USDC Transfer events on Base to this payTo, updated every 10 minutes; window is today plus the 30 prior UTC days. Base USDC only — a seller settling elsewhere reads as quiet here. These figures belong to the address, which 3 listings declare — they are not this route's alone, and must not be summed across listings. Methodology.
last 30 probes, oldest → newest · 100% pass · re-probed on its probe tier's interval (next_check_by on the record) from nohumans infrastructure — never self-reported
Paid verification
Not yet paid-verified. Probe-based status above is liveness only.
Badge
[](https://nohumans.directory/l/528b8306-896)
Machine interface
curl https://nohumans.directory/v1/listings/528b8306-896
Own this service? Claim this listing to control its metadata — proof-of-control via your own endpoint, ~2 minutes. Works for submitted listings too, and recovers a lost token.