What the provider says
Spot Check. REQUIRES ?host= on the paid request — a signed request without it is refused before the gate and no money moves. Name a host and get what this observatory already holds on it, signed: corpus rounds and verdicts as recorded, when we last actually knocked, our coverage of the window since we met it, and the gaps with their reasons. Read from the books at the counter — no request is made to the host, so the answer is as fresh as our last round and no fresher, and sa…
Quoted from x402 Bazaar
· source record
· read 2026-10-26
Facts and where they come from
- Price
-
0.001 USDC per call
Provider claim
Recorded value: 0.005 USDC per call.
- Unit
- per call
- Protocol
-
x402, REST
· transport: HTTP
Provider claim
- Auth
- x402
- Last checked
-
Not checked by us yet — the data is as the source published it
- First seen
- 2026-10-24
- Usage
-
60 calls
· 14 unique payers
in the 30 days before 2026-10-25.
Measured by the x402 Bazaar, not by us and not by the provider.
Payments and earnings
Verified earnings · 30d
Unknown
Measured days
0/30
Settled payments
—
Ledger computed
never
No settled payment on record. Earnings for this service are unknown — not zero.
The source counts 60 calls in 30 days, which at the
published price is roughly $0.06 of
activity. Activity is not revenue; no charge has been reconciled for it.
Payment rails
Arbitrum
· exact · USDC
0xDD350976B8cfFc65938C0464d39A2C78BE079bd0
0.005 USDC
From source record
Solana
· exact · USDC
DGxcPrAHL9YM3hW7iXuHFJmr87Zr6AMA4jCYHBpuvMgE
0.005 USDC
From source record
World Chain
· exact · asset unresolved
0xDD350976B8cfFc65938C0464d39A2C78BE079bd0
raw amount 5000 (unit unresolved)
From source record
Base
· exact · USDC
0xDD350976B8cfFc65938C0464d39A2C78BE079bd0
0.005 USDC
From source record
Polygon
· exact · USDC
0xDD350976B8cfFc65938C0464d39A2C78BE079bd0
0.005 USDC
From source record
EVM chain 5042
· exact · asset unresolved
0xDD350976B8cfFc65938C0464d39A2C78BE079bd0
raw amount 10000 (unit unresolved)
From source record
A payment rail is where the provider asks to be paid. It is not proof that anything was paid
through it. See evidence levels.
Input and output, as published
Request
{
"method": "GET",
"queryParams": {
"agent_name": "friendly-agent",
"host": "your-door.example"
},
"type": "http"
}
Response
{
"example": {
"badge_url": "https://scvd.store/badges/41.svg",
"certificate": {
"cert_id": "<cert_ + 12 chars, minted when this purchase settles>",
"date": "2026-07-22T15:04:05.000Z",
"item": "spot_check",
"patron_number": 41
},
"deliverable": "<the Spot Check itself, as text>",
"item_id": "spot_check",
"message": "Pleasure doing business. Here's your goods, warm off the shelf.",
"paid_usdc": 0.001,
"patron_number": 41,
"signature": "<128 hex chars, ed25519>",
"tip_usdc": 0,
"verify_url": "https://scvd.store/api/verify/<your cert_id>"
},
"type": "json"
}
Examples are the provider's own, not a call we made.
Provenance
One row per statement. “Verified” means we checked it ourselves and the finding is quoted.
“Provider claim” means we read it in the provider's own record. “Not found” is a statement about
our search, not proof of absence.
| Statement |
Status |
What we found |
Source |
Checked |
|
Endpoint
|
Provider claim |
https://scvd.store/api/buy/change_check
Evidence
Als Resource-URL im Bazaar-Eintrag geführt.
|
api.cdp.coinbase.com
|
2026-10-26 |
|
Input output
|
Provider claim |
Request/response examples published with the listing
Evidence
Beispiel-Ein- und -Ausgabe stammen aus dem Bazaar-Eintrag des Anbieters.
|
api.cdp.coinbase.com
|
2026-10-26 |
|
Payment
|
Provider claim |
5 rails: Base, Polygon, Arbitrum, eip155:480, Solana · payee 0xDD350976B8cfFc65938C0464d39A2C78BE079bd0
Evidence
Aus den `accepts`-Einträgen: Netzwerk, Asset, Empfängeradresse und Betrag. Die Adresse ist die Grundlage der späteren On-Chain-Zuordnung; sie ist noch nicht durch eine eigene 402-Antwort bestätigt.
|
api.cdp.coinbase.com
|
2026-10-26 |
|
Pricing
|
Provider claim |
0.005 USDC per call
Evidence
Atomic amount 5000 = 0.005 USDC per call on Base. 5 payment options published. Netzwerk: Base, Polygon, Arbitrum, eip155:480, Solana.
|
api.cdp.coinbase.com
|
2026-10-26 |
|
Protocol
|
Provider claim |
x402 (HTTP 402 payment challenge)
Evidence
Im x402 Bazaar als zahlungspflichtige HTTP-Ressource gelistet (x402Version 2, Typ http).
|
api.cdp.coinbase.com
|
2026-10-26 |
|
Provider
|
Provider claim |
scvd.store
Evidence
Die Ressource wird unter diesem Host im x402 Bazaar geführt; die Angaben stammen vom Anbieter.
|
api.cdp.coinbase.com
|
2026-10-26 |
|
Usage
|
Verified |
1 calls / 1 unique payers in the last 30 days
Evidence
Source-reported usage from Coinbase x402 Bazaar, read on 2026-10-26. Letzter Aufruf laut Quelle: 2026-10-01T15:24:59.233Z. Aufrufe sind kein Umsatz.
|
api.cdp.coinbase.com
|
2026-10-26 |
Endpoint checks
We have not called this endpoint yet. Until we do, everything above is what the source
published — no more.
Tags