Endpoint · computePOSTscrooge-x402-tool-mill.vercel.app /v1/change-fingerprint
Fingerprint a public page so agents can detect changes: final url, etag, lastModified, sha256 contentHash of normalized visible text, raw byteLength, and fetchedAt.
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Fingerprint a public page so agents can detect changes: final url, etag, lastModified, sha256 contentHash of normalized visible text, raw byteLength, and fetchedAt. POST JSON {"url":"https://example.com"}. Public http(s) only; private hosts blocked. $0.04 USDC on Base (eip155:8453). No API key.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.04 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://scrooge-x402-tool-mill.vercel.app/v1/change-fingerprint
Seen
first 11 days ago · last 4 days ago
19 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.518 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held back by sample size, not by the seller · gap to 1.000 is 0.482: 0.246 uncertain ? + 0.237 short ? · 0.132 to C
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.60 | 0.94 | 0.530 | 0.318 | −0.037 | −0.246 | |
| 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 | 0.518 | gap to 1.000 = 0.482 · 0.237 short · 0.246 uncertain | 0.518 | −0.237 | −0.246 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.600 × 0.530 liveness
+ 0.200 × 0.000 latency p95
+ 0.200 × 1.000 price stability
= 0.518 → UNRATED: 16 of 30 paid calls weights 2026.09.6 · 16 samples · seed cap_01M36CPEE1YC15W91E885AR4WD|2026-09-02T06:00:55.958Z|2026.09.6
Verify it yourself
npx teppi-check https://scrooge-x402-tool-mill.vercel.app/v1/change-fingerprintcurl -s https://api.teppi.xyz/v1/trust/cap_01M36CPEE1YC15W91E885AR4WD