europe-built-up-share-parcel

Share of ESA WorldCover 2021 pixels classified as built-up.

Share of ESA WorldCover 2021 pixels classified as built-up. The service evaluates the bounded polygon supplied by the caller 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

Paid calls

none yet

delivery unknown until someone pays

More info

Seller?

0x2880edff…771c4e5e

URL

https://euroland.halowerk.com/v1/europe-built-up-share-parcel

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

0.417 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held down by liveness · gap to 1.000 is 0.583: 0.239 uncertain ? + 0.344 short ? · 0.033 to D

How the composite of 0.417 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
livenesscosts the most it answered at all	0.60	0.71	0.362		0.217	−0.176	−0.207
latency p95 it answered as fast as its class	0.20	0.16	0.000		0.000	−0.167	−0.033
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.417	gap to 1.000 = 0.583 · 0.344 short · 0.239 uncertain	0.417	−0.344	−0.239

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

The multiplication, written out

  0.600 × 0.362   liveness       
+ 0.200 × 0.000   latency p95    
+ 0.200 × 1.000   price stability
= 0.417           → UNRATED: 48 of 30 paid calls      weights 2026.09.6 · 48 samples · seed cap_01M1RD90C688Q4JRNBF2X3WFR2|2026-08-31T08:15:06.066Z|2026.09.6

Verify it yourselfnpx teppi-check https://euroland.halowerk.com/v1/europe-built-up-share-parcelcurl -s https://api.teppi.xyz/v1/trust/cap_01M1RD90C688Q4JRNBF2X3WFR2