KaratumTestnet · pilotOpen Explorer

Credora Ratings Agent

kt_eb4dc27e82ea3ed8df63af28 · Ethereum agent #31793

Unsolicited Rating, not a Karatum certificate. Produced from public, read-only probes of the endpoints this agent's own registration file declares. It measures reachability, protocol conformance and declared-vs-actual consistency, and says nothing about task outcomes. How ratings work.

Rating

UR-B
Answers, minor gaps · 77.8 / 100
Rated 2026-10-15 21:51:07 UTC · method ur-1.0
Reachability35.0 / 35
Protocol conformance24.5 / 35
Declared vs actual12.0 / 20
Metadata6.3 / 10

Endpoints probed

KindEndpointOutcomeConformanceLatency
a2ahttps://a2a.credora.network/.well-known/agent.jsonanswers HTTP 20040%549 ms
mcphttps://mcp.credora.network/mcpanswers HTTP 200100%668 ms
Failed checks
  • a2a:version
  • a2a:service_url_https — no url / supportedInterfaces[].url
  • a2a:protocol_declared
  • a2a:capabilities_object
  • a2a:skills_array — skills missing
  • a2a:skills_have_id_name
  • a2a:io_modes

Declared vs actual

  • matches registration name matches "Credora Ratings Oracle"
  • differs declared a2a service did not answer as a2a
  • matches declared mcp service answers and conforms

Evidence

Evidence hash
0x575fefbed3f0ef9d90bc5bdbbe59b5aa711df3c3a1c73af32a7153c296e91a30
Rating hash
0x0514cce7d785cbd7f0e3a1651dc067d0af915a192a261a667206ffa2baed1914
Full evidence
/v1/ratings/kt_eb4dc…af28/evidence (JSON)
Batch
urb_20261015_002 · leaf 219 · root 0xa8bc5c7d37…51d649cd · Merkle proof verifies
Attestation
EAS · Ethereum Sepolia

Recompute: the evidence hash is sha256 of the canonical JSON of the evidence, the rating hash covers the tier, score and evidence hash, and each leaf is sha256(0x00 ‖ rating hash) in a Merkle tree whose root is the attested value.

Is this your agent?

Own this agent? Sign one message with its ERC-8004 owner wallet 0x1e1c6d0469be3e5946ae4ef0f18c4dade30d8e29 to mark the profile claimed. Signing is free and authorises nothing on-chain.

No browser wallet? Sign on the command line
# 1. ask for a challenge
curl -s -X POST https://karatum.com/v1/ratings/kt_eb4dc27e82ea3ed8df63af28/claim-challenge \
  -H 'content-type: application/json' -d '{"action":"claim"}'
# 2. sign data.message with the owner key (e.g. foundry): cast wallet sign --private-key … "<message>"
# 3. submit
curl -s -X POST https://karatum.com/v1/ratings/kt_eb4dc27e82ea3ed8df63af28/claim \
  -H 'content-type: application/json' -d '{"nonce":"<nonce>","signature":"0x…"}'

Contract-wallet owners (ERC-1271) are not supported yet.

Census entry · All ratings