europe-local-relief-buffer-250m

Difference between maximum and minimum sampled surface elevation.

Difference between maximum and minimum sampled surface elevation. The service evaluates a circular 250 metre neighborhood around one coordinate and returns standardized units across all 30 covered countries.

UNRATEDListed

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.001 per call

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none yet

delivery unknown until someone pays

More info

Seller?

0x2880edff…771c4e5e

URL

https://euroland.halowerk.com/v1/europe-local-relief-buffer-250m

Seen

first 29 days ago · last 1 day ago

54 free handshakes

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x402

Offered on?

Base USDC, Solana

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Base

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.541 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held down by liveness · gap to 1.000 is 0.459: 0.220 uncertain ? + 0.240 short ? · 0.109 to C

How the composite of 0.541 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	0.404		0.242	−0.152	−0.206
latency p95 it answered as fast as its class	0.20	0.56	0.492		0.098	−0.088	−0.014
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.541	gap to 1.000 = 0.459 · 0.240 short · 0.220 uncertain	0.541	−0.240	−0.220

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

The multiplication, written out

  0.600 × 0.404   liveness       
+ 0.200 × 0.492   latency p95    
+ 0.200 × 1.000   price stability
= 0.541           → UNRATED: 52 of 30 paid calls      weights 2026.09.6 · 52 samples · seed cap_01M1RD90G4HJD7R1N7NHXW1PZK|2026-09-03T03:21:57.983Z|2026.09.6

Verify it yourselfnpx teppi-check https://euroland.halowerk.com/v1/europe-local-relief-buffer-250mcurl -s https://api.teppi.xyz/v1/trust/cap_01M1RD90G4HJD7R1N7NHXW1PZK