x402 census · suedland.halowerk.com · 71260a5679cb · JSON
POST /v1/mt-soil-nitrogen
gone
Mean SoilGrids total nitrogen for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Malta; results outside it are rejected before payment.
Verdict: dead listing. 404/410: gone.
Facts from the catalogs
| Field | Value |
|---|---|
| URL | https://suedland.halowerk.com/v1/mt-soil-nitrogen |
| Method | POST |
| Price | $0.001 USDC = 1000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 |
| Network | eip155:8453 (base) |
| payTo | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E |
| Seller | suedland.halowerk.com |
| Catalogs | cdp (row updated 2026-09-03) |
| Listed since (lower bound) | 2026-09-03 (earliest catalog timestamp; catalogs report last-update times only) |
| Last catalog update | 2026-09-03 |
| CDP quality counters | 1 calls and 1 unique payers in 30 days, last call 2026-09-03 (catalog-reported, not verified on chain) |
| Category (keyword rule) | dev-tools/utilities |
| Templated path | no |
| x402Version in catalog | 2 |
| Service name / tags | HALOWERK Southern Land · land, europe, country, mt, soil-nitrogen |
Unpaid probe (census of 2026-09-30)
| Field | Value |
|---|---|
| Probed at | 2026-09-30T23:18:09.602Z |
| HEAD | 404 |
| GET | 404 |
| Verdict | gone 404/410: gone |
| 402 carried in | n/a |
| x402Version in the 402 | n/a |
| accepts[0] | none |
| Live amount equals catalog price | not comparable |
| Live payTo equals catalog payTo | not comparable |
| extensions.bazaar in the 402 | no |
| PAYMENT-REQUIRED header | no |
| WWW-Authenticate offer | none |
| Content type / server / CORS | application/json / cloudflare / * |
| Latency | 5,068 ms |
| Error | none |
No hourly re-probe has reached this resource yet; the cron covers a rotating slice of 150 per hour.
On-chain facts for the payTo (public address)
| Field | Value |
|---|---|
| Distinct payers | 13 |
| Payments | 94 |
| USDC volume | $0.33 |
| Median payment | $0.003 |
| First / last payment | 2026-08-10 / 2026-09-30 |
| Sampler-shaped share of payments | 98.9% |
| Payers that are not samplers | 1 |
| Source | forensics-2026-09-30 |
| Address | 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E (contract: EIP7702StatelessDeleGator) |
Declared input and output (extensions.bazaar)
{
"input": {
"body": {
"latitude": 35.8989,
"longitude": 14.5146
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"type": "json",
"example_truncated": true,
"chars": 3541
}
}
Try it (unpaid: shows the 402)
curl -si -X POST 'https://suedland.halowerk.com/v1/mt-soil-nitrogen' -H 'accept: application/json' -H 'content-type: application/json' --data '{}'
The catalog declares POST. A 402 answer carries the payment requirements in the JSON body and, for x402 v2, base64 in the PAYMENT-REQUIRED header. This page never sends a payment.
Paid checks (x402, USDC on Base)
GET https://bazaar.agentexchange.work/r/71260a5679cb/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"71260a5679cb"} places this resource at the top of the report and search pages for 30 days for $1.00, labelled. Unpaid requests answer 402 with the terms. Pricing.
Catalog references: agentic.market (CDP Bazaar front end) · this record as JSON · all resources on suedland.halowerk.com.