Endpoint · computeGETapi.duoleads.com /v1/id/security ?value=US0378331005
Validate the check digit of a financial security identifier: ISIN (ISO 6166), CUSIP, SEDOL and FIGI.
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Validate the check digit of a financial security identifier: ISIN (ISO 6166), CUSIP, SEDOL and FIGI. Returns the verdict, the computed correct check character, and for an ISIN the issuing country prefix and the embedded NSIN. Also builds an ISIN from a country code plus a 9-character NSIN. Format and checksum only, no security master lookup.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.05 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://api.duoleads.com/v1/id/security?value=US0378331005
MCP server on this host: com.duoleads.api/data-utilities
Seen
first 5 days ago · last 12 hr ago
8 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Handshakescomputed 15 hr ago
0.540 from 8 free handshakes over 30 days · UNRATED ?
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.60 | 1.00 | 0.233 | 0.140 | 0 | −0.460 | |
| latency p95 it answered as fast as its class |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.540 | gap to 1.000 = 0.460 · 0.000 short · 0.460 uncertain | 0.540 | −0.000 | −0.460 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
BURN_INFREE_TIER_ONLY
Verify it yourself
npx teppi-check https://api.duoleads.com/v1/id/security?value=US0378331005curl -s https://api.teppi.xyz/v1/trust/cap_01M3NV250JHMHVBKHK8CEA4T5A