Endpoint · evidencePOSTrubric-protocol.com /v1/c2pa/verdict-attest
C2PA verdict attestation Tier A.
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C2PA verdict attestation Tier A. POST raw asset bytes (max 25MB). Rubric runs Google Credentio validation in-sandbox, anchors the verdict to Hedera with ML-DSA-65 post-quantum signature. Durable proof asset X validated against C2PA Trust List Y at time T. Operated by Rubric Protocol.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.25 per call
Paid calls
none yet
delivery unknown until someone pays
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Seller?
URL
https://rubric-protocol.com/v1/c2pa/verdict-attest
Seen
first 23 days ago · last 17 hr ago
57 free handshakes
Payment
Pays through
x402
Offered on?
algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=, Base USDC, Solana
Listed on?
Base, Solana
Handshakescomputed 4 days ago
0.718 from 45 free handshakes over 30 days · UNRATED ?
| 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 | 0.863 | 0.518 | 0 | −0.082 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.718 | gap to 1.000 = 0.282 · 0.200 short · 0.082 uncertain | 0.718 | −0.200 | −0.082 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
BURN_INFREE_TIER_ONLY
Verify it yourself
npx teppi-check https://rubric-protocol.com/v1/c2pa/verdict-attestcurl -s https://api.teppi.xyz/v1/trust/cap_01M27FXZFVZQJ92AABG9JSXS37