Endpoint · computeGETdata.greeneris.io /v1/logistics/gtin-check ?gtin=4006381333931
Offline validation of product barcode numbers: EAN-8, UPC-A, EAN-13 and GTIN-14, using the GS1 mod-10 weighted checksum.
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Offline validation of product barcode numbers: EAN-8, UPC-A, EAN-13 and GTIN-14, using the GS1 mod-10 weighted checksum. Catches corrupted GTINs in supplier catalogs before marketplace publication (Amazon/Google reject invalid GTINs). Query: ?gtin=4006381333931. Returns valid flag, detected format, GS1 member-org prefix and the computed check digit. Deterministic, cached 1 year.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.001 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://data.greeneris.io/v1/logistics/gtin-check?gtin=4006381333931
MCP server on this host: io.github.contentfactory/eu-verify
Seen
first 35 days ago · last 17 hr ago
64 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Handshakescomputed 2 days ago
0.777 from 58 free handshakes over 30 days · UNRATED ?
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.51 | 0.203 | 0.041 | −0.097 | −0.062 | |
| liveness it answered at all |
0.60 | 1.00 | 0.894 | 0.536 | 0 | −0.064 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.777 | gap to 1.000 = 0.223 · 0.097 short · 0.126 uncertain | 0.777 | −0.097 | −0.126 |
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://data.greeneris.io/v1/logistics/gtin-check?gtin=4006381333931curl -s https://api.teppi.xyz/v1/trust/cap_01M1A59KXPYRV0P741GFAXHYNN