Endpoint · evidencePOSTfractalai.net.co /api/x402/witness
FractalAI Notary: pay for an independent ML-DSA-65 attestation of an x402 settlement.
Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.005 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://fractalai.net.co/api/x402/witness
Seen
first 18 days ago · last 17 hr ago
33 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.658 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by latency p95 · gap to 1.000 is 0.342: 0.142 uncertain ? + 0.200 short ? · 0.142 to B
| 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 | 1.00 | 0.764 | 0.458 | 0 | −0.142 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.658 | gap to 1.000 = 0.342 · 0.200 short · 0.142 uncertain | 0.658 | −0.200 | −0.142 |
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 × 0.764 liveness
+ 0.200 × 1.000 price stability
= 0.658 → UNRATED: 26 of 30 paid calls weights 2026.09.6 · 26 samples · seed cap_01M2MBVAS1JK6T6FCXH1DRV0NN|2026-08-30T17:38:36.589Z|2026.09.6
Verify it yourself
npx teppi-check https://fractalai.net.co/api/x402/witnesscurl -s https://api.teppi.xyz/v1/trust/cap_01M2MBVAS1JK6T6FCXH1DRV0NN