worldcover-2020-2021-tree-cover-change

Tree-cover-share change measured from ESA WorldCover 2020 v100 and 2021 v200 for the same 250 metre analysis area.

Tree-cover-share change measured from ESA WorldCover 2020 v100 and 2021 v200 for the same 250 metre analysis area. The result is observed map-class change, not a causal claim.

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://landvergleich.halowerk.com/v1/worldcover-2020-2021-tree-cover-change

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

0.387 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held down by liveness · gap to 1.000 is 0.613: 0.218 uncertain ? + 0.395 short ? · 0.063 to D

How the composite of 0.387 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
livenesscosts the most it answered at all	0.60	0.67	0.312		0.187	−0.195	−0.218
latency p95 it answered as fast as its class	0.20	0.00	0.000		0.000	−0.200	0
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.387	gap to 1.000 = 0.613 · 0.395 short · 0.218 uncertain	0.387	−0.395	−0.218

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

The multiplication, written out

  0.600 × 0.312   liveness       
+ 0.200 × 0.000   latency p95    
+ 0.200 × 1.000   price stability
= 0.387           → UNRATED: 48 of 30 paid calls      weights 2026.09.6 · 48 samples · seed cap_01M1RD9YKE9KX91Z8HV1W2B1FB|2026-08-30T20:46:46.010Z|2026.09.6

Verify it yourselfnpx teppi-check https://landvergleich.halowerk.com/v1/worldcover-2020-2021-tree-cover-changecurl -s https://api.teppi.xyz/v1/trust/cap_01M1RD9YKE9KX91Z8HV1W2B1FB