Vontan

kt_e0c0db2fe7fe7a4b395bd14a · Base agent #111449

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

unrated
Unrated: robots.txt disallows probing
Rated 2026-11-05 03:41:44 UTC · method ur-1.0

Unrated is not a failing grade. The host's robots.txt does not allow our bot, so we sent nothing.

Reachability0.0 / 35
Protocol conformance0.0 / 35
Declared vs actual0.0 / 20
Metadata0.0 / 10

Endpoints probed

KindEndpointOutcomeConformanceLatency
a2ahttps://centralcity.ai/a2a/fb517ba2-3271-4488-bb76-33dfcddc4a47/.well-known/agent-card.jsonrobots.txt disallows
robots: robots.txt disallows /a2a/fb517ba2-3271-4488-bb76-33dfcddc4a47/.well-known/agent-card.json
——

Evidence

Evidence hash
0x30cd23f57f95b44025c9e0b683a56b0892ecb44e6259cf8360e7c18abb3ca9a4
Rating hash
0x4283f9037f41fddfefc70fd2500da84ca5ac05e9b660355ae07123488729dda2
Full evidence
/v1/ratings/kt_e0c0d…d14a/evidence (JSON)
Batch
Nothing was probed for this rating, so it is not attested.
Attestation
Pending.

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 0x00a48ee31589c4f4d8bf513cb498727ad17f7e03 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_e0c0db2fe7fe7a4b395bd14a/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_e0c0db2fe7fe7a4b395bd14a/claim \
  -H 'content-type: application/json' -d '{"nonce":"<nonce>","signature":"0x…"}'

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

Census entry · All ratings