sk-elevation

Bilinear surface elevation from Copernicus DEM GLO-30.

Bilinear surface elevation from Copernicus DEM GLO-30. The coordinate is validated against the Natural Earth boundary for Slovakia; results outside it are rejected before payment.

UNRATEDListed

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?

0x2880edff…771c4e5e

URL

https://mitteleuropa.halowerk.com/v1/sk-elevation

Seen

first 29 days ago · last 1 day ago

54 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC, Solana

Listed on?

Base

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.526 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held back by sample size, not by the seller · gap to 1.000 is 0.474: 0.240 uncertain ? + 0.234 short ? · 0.124 to C

How the composite of 0.526 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
livenesscosts the most it answered at all	0.60	0.75	0.383		0.230	−0.152	−0.218
latency p95 it answered as fast as its class	0.20	0.59	0.481		0.096	−0.082	−0.022
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.526	gap to 1.000 = 0.474 · 0.234 short · 0.240 uncertain	0.526	−0.234	−0.240

Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check

The multiplication, written out

  0.600 × 0.383   liveness       
+ 0.200 × 0.481   latency p95    
+ 0.200 × 1.000   price stability
= 0.526           → UNRATED: 53 of 30 paid calls      weights 2026.09.6 · 53 samples · seed cap_01M1RD9653QG1K5G53FW1K38C8|2026-09-03T23:49:53.357Z|2026.09.6

Verify it yourselfnpx teppi-check https://mitteleuropa.halowerk.com/v1/sk-elevationcurl -s https://api.teppi.xyz/v1/trust/cap_01M1RD9653QG1K5G53FW1K38C8