underground.substratesymposium.com
x402Grade BLast checked 3 hours ago
GET https://underground.substratesymposium.com/buy/scottish_highlands
Scottish Highlands — Weather immersion for processing discomfort, wildness, and rugged environments.
Price$0.01per location lookup · paid in USD on Base
Uptime100%
4/4 probes · 101 ms
Score75Grade B
Paid usage, 30 days2payers · 2 calls
How to buy
This endpoint takes pay-per-call payments over x402. Call it once without paying to see its live price; any x402 client then pays and retries automatically.
curl -i -X GET "https://underground.substratesymposium.com/buy/scottish_highlands"
# HTTP/1.1 402 Payment Required: price, asset and payTo are in the responseRecent checks
| Checked (UTC) | Result | Status | Time | Live price |
|---|---|---|---|---|
| 2026-10-11 11:31 | Valid 402 | 402 | 97 ms | $0.01 |
| 2026-10-11 07:01 | Valid 402 | 402 | 106 ms | $0.01 |
| 2026-10-11 02:30 | Valid 402 | 402 | 105 ms | $0.01 |
| 2026-10-10 22:15 | Valid 402 | 402 | 95 ms | $0.01 |
Receipts
No test purchases yet. Graded test purchases are next on our list; until then every number here comes from unpaid checks.
What a check proves