oracle-families

Oracle price-source family classification across tracked crypto perp venues — which venues derive their index price from the same upstream feed.

Oracle price-source family classification across tracked crypto perp venues — which venues derive their index price from the same upstream feed. Basis-risk awareness for cross-venue and funding-arb strategies: two venues sharing an oracle family will not diverge independently, so a spread between them is not the hedge it looks like.

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?

0x15387267…a310475c

URL

https://api.usenami.io/v1/perp/oracle-families

Seen

first 35 days ago · last 21 hr ago

64 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC

Listed on?

Base

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.721 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held down by latency p95 · gap to 1.000 is 0.279: 0.065 uncertain ? + 0.214 short ? · 0.079 to B

How the composite of 0.721 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
latency p95costs the most it answered as fast as its class	0.20	0.00	0.000		0.000	−0.200	0
liveness it answered at all	0.60	0.98	0.868		0.521	−0.014	−0.065
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.721	gap to 1.000 = 0.279 · 0.214 short · 0.065 uncertain	0.721	−0.214	−0.065

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

The multiplication, written out

  0.200 × 0.000   latency p95    
+ 0.600 × 0.868   liveness       
+ 0.200 × 1.000   price stability
= 0.721           → UNRATED: 57 of 30 paid calls      weights 2026.09.6 · 57 samples · seed cap_01M1A5A1MGDAWYC176W67WADN1|2026-09-03T02:50:21.895Z|2026.09.6

Verify it yourselfnpx teppi-check https://api.usenami.io/v1/perp/oracle-familiescurl -s https://api.teppi.xyz/v1/trust/cap_01M1A5A1MGDAWYC176W67WADN1