Counterparty Evidence Pack
Paid x402 API: one call returns URL/SSL/DNS/KR-biz evidence bundle plus HMAC-signed receipt. Free receipt verify at /v1/receipt/verify. Health at /v1/health.
Endpoint
https://verify.fieldnine.io/v1/pack/counterparty
Verification
Sustained protocol conformance over many checks from our infrastructure. Says nothing about content accuracy.
On-chain payments
Our own index of USDC Transfer events on Base to this payTo, updated every 10 minutes — watching since 2026-09-21; earlier history is still being backfilled, so these figures cover 1 day, not 30. Base USDC only — a seller settling elsewhere reads as quiet here. Methodology.
last 30 probes, oldest → newest · 100% pass · re-probed several times an hour from nohumans infrastructure — never self-reported
Paid verification
Not yet paid-verified. Probe-based status above is liveness only.
Badge
[](https://nohumans.directory/l/2c4e0107-32b)
Machine interface
curl https://nohumans.directory/v1/listings/2c4e0107-32b
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.