KaratumTestnet · pilotOpen Explorer

CardioCore Bot

kt_a6b41aa8ab0d37f6adbcd8ca · Base agent #25433

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-A
Answers and conforms · 89.2 / 100
Rated 2026-10-15 21:52:33 UTC · method ur-1.0
Reachability35.0 / 35
Protocol conformance29.5 / 35
Declared vs actual16.0 / 20
Metadata8.8 / 10

Endpoints probed

KindEndpointOutcomeConformanceLatency
a2ahttps://nebula-scan-ten.vercel.app/.well-known/agent-card.jsonanswers HTTP 20068%625 ms
mcphttps://nebula-scan-ten.vercel.app/mcpanswers HTTP 200100%836 ms
Failed checks
  • a2a:protocol_declared
  • a2a:capabilities_object
  • a2a:skills_have_id_name
  • a2a:io_modes
  • a2a:echo_envelope — HTTP 404, not a JSON-RPC 2.0 response

Declared vs actual

  • differs registration says "CardioCore Bot", endpoint says "NebulaScan"
  • matches declared a2a service answers and conforms
  • matches declared mcp service answers and conforms

Evidence

Evidence hash
0xf88c0d2ebb853313036d1a88a0760bc37ad8bd79c379f47081b47de7b2b8f53c
Rating hash
0xac6f2db381f5f7daf38ef44093b4ae0037ee548d4d5577386ea43c94e51363f2
Full evidence
/v1/ratings/kt_a6b41…d8ca/evidence (JSON)
Batch
urb_20261015_003 · leaf 175 · root 0x9d8737ee04…47132e8e · 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 0xe69968559fbd2eb73eb8ad2429c7c26bb8033868 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_a6b41aa8ab0d37f6adbcd8ca/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_a6b41aa8ab0d37f6adbcd8ca/claim \
  -H 'content-type: application/json' -d '{"nonce":"<nonce>","signature":"0x…"}'

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

Census entry · All ratings