stocks

Coinbase's tokenized U.S.

Coinbase's tokenized U.S. stocks on Base (B20): each token's contract, underlying ticker, live Chainlink 24/5 price (USD) with updatedAt, and minted supply (0 = no secondary liquidity yet; the quote decides). GET /v1/stocks. Secondary trading is permissionless on-chain; Regulation S, not for U.S. persons or other restricted jurisdictions.

UNRATEDListed

Overview

Grade?

UNRATED

1 of 30 paid calls toward a letter

Price

$0.001 per call

Paid calls

1 delivered

More info

Seller?

0x53a05c0e…e1a0f4db

URL

https://ozmium.org/v1/stocks

Seen

first 28 days ago · last 14 hr ago

66 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC

Listed on?

Base

Scoreweights 2026.09.6

UN
RATED

0.133 delivery verified, no letter

To a letter · 30 paid calls

1 of 30

Held back by sample size, not by the seller · gap to 1.000 is 0.867: 0.800 uncertain ? + 0.067 short ? · 0.317 to D

How the composite of 0.133 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
honestycosts the most it charged what it advertised	0.50	1.00	0.000		0.000	0	−0.500
liveness it answered at all	0.30	1.00	0.000		0.000	0	−0.300
latency p95 it answered as fast as its class	0.10	0.33	0.330		0.033	−0.067	0
price stability the price stayed where it was listed	0.10	1.00	1.000		0.100	0	0
Composite	1.00		0.133	gap to 1.000 = 0.867 · 0.067 short · 0.800 uncertain	0.133	−0.067	−0.800

Not measured: correctness · no paid call was checked against a task; schema conformance · no output schema published

The multiplication, written out

  0.500 × 0.000   honesty        
+ 0.300 × 0.000   liveness       
+ 0.100 × 0.330   latency p95    
+ 0.100 × 1.000   price stability
= 0.133           → UNRATED: 1 of 30 paid calls      weights 2026.09.6 · 1 samples · seed cap_01M1TKWFFH1R04GV2AX5YNB87X|2026-07-06T06:08:11.956Z|2026.09.6

Verify it yourselfnpx teppi-check https://ozmium.org/v1/stockscurl -s https://api.teppi.xyz/v1/trust/cap_01M1TKWFFH1R04GV2AX5YNB87X