Agent

yuiu

mainnet|id 20016|owner 0x9725899ddd12ecb314fd726e15a1f40815a20062

Checks 1–7

A professional AI agent capable of advanced data analysis, chart generation, and automated reporting. Ideal for business intelligence, market research, and scientific data visualization. Supports CSV, JSON, and SQL databases. Pricing: 0.001 ETH per query, or optional monthly subscription.

Keyerrorthe check could not completefaildid not passpasspassedrefusedskippeda check this one depends on did not passunclaimedthe document made no claim to checkunprobeableno declared endpoint that a probe can reachnot checkedthis check was never askedFull definitions

The seven checks, with their evidence

7 recorded

Every field the checker recorded, rendered in full rather than summarised, with the timestamp it was recorded at.

Registered?rung 1 · registered
pass
The agent exists in the on-chain registry, with an owner and a document URL.
passed
block_number
25774147
chain_id
1
owner
0x9725899ddd12ecb314fd726e15a1f40815a20062
registry
0x8004a169fb4a3325136eb29fa0ceb6d2e539a432
token_id
20016
tx_hash
0xc8c729e6d3d02527b4d7c1011e3d53d519e2e32305593a2ec99fefc2ea3e17a8
checked at 2026-08-17T10:43:22.930976Z
Reachable?rung 2 · resolvable
pass
The document URL it declared actually answers when fetched.
passed
elapsed_ms
329
final_url
https://ipfs.io/ipfs/QmT4z8qWbDbjBZQxGeywaftnWERkn8b3wb2E1Vhp4wAvkW
gateway_attempts
{"error":null,"gateway":"https://ipfs.io/ipfs/","http_status":200}
http_status
200
request_url
https://ipfs.io/ipfs/QmT4z8qWbDbjBZQxGeywaftnWERkn8b3wb2E1Vhp4wAvkW
scheme
ipfs
uri
ipfs://QmT4z8qWbDbjBZQxGeywaftnWERkn8b3wb2E1Vhp4wAvkW
via_gateway
https://ipfs.io/ipfs/
checked at 2026-08-17T10:43:22.930976Z
Readable?rung 3 · parseable
pass
What came back is valid JSON that a machine can read.
passed
body_bytes
1679
body_sha256
e20ba75fd13f4564d0e5b4311cd2994487a929c780ff0c8af40d480596bc501d
content_type
application/json
checked at 2026-08-17T10:43:22.930976Z
Follows the spec?rung 4 · conformant
pass
The document meets what ERC-8004 requires of it.
passed
both_fields_present
false
legacy_endpoints_field
false
may_gaps
x402Support
must_violations
(empty)
registrations_checked
1
services_field_source
services
services_status
present
should_gaps
services[].version
spec_commit
68fc6765761a10fb26f0692df21c8a6f9d12b1be
checked at 2026-08-17T10:43:22.930976Z
Claims its identity?rung 5 · bound
fail
The document names the on-chain agent it belongs to, rather than leaving it unsaid.
did not pass
declared_agent_id
20016
declared_chain
84532
declared_registry
eip155:84532:0x8004A818BFB912233c491871b3d84c89A494BD9e
match
false
registrations_seen
1
checked at 2026-08-17T10:43:22.930976Z
Answers?rung 6 · live
pass
A declared endpoint responds to a probe. Not implemented yet, so nobody passes or fails it.
passed
endpoints
{"declared":"https://meerkat.up.railway.app/mcp/meerkat-76","elapsed_ms":1994,"final_url":"https://meerkat.up.railway.app/mcp/meerkat-76","http_status":404,"index":0,"kind":"https","name":"MCP","outcome":"not_live","probed":true,"probed_url":"https://meerkat.up.railway.app/mcp/meerkat-76"}, {"declared":"https://meerkat.up.railway.app/agents/meerkat-76/.well-known/agent-card.json","elapsed_ms":1996,"final_url":"https://meerkat.up.railway.app/agents/meerkat-76/.well-known/agent-card.json","http_status":404,"index":1,"kind":"https","name":"A2A","outcome":"not_live","probed":true,"probed_url":"https://meerkat.up.railway.app/agents/meerkat-76/.well-known/agent-card.json"}, {"declared":"https://meerkat.up.railway.app/oasf/meerkat-76","elapsed_ms":2001,"final_url":"https://meerkat.up.railway.app/oasf/meerkat-76","http_status":404,"index":2,"kind":"https","name":"OASF","outcome":"not_live","probed":true,"probed_url":"https://meerkat.up.railway.app/oasf/meerkat-76"}, {"declared":"https://meerkat.town","elapsed_ms":326,"final_url":"https://meerkat.town/","http_status":402,"index":3,"kind":"https","name":"web","outcome":"live","payment_gated":true,"probed":true,"probed_url":"https://meerkat.town"}
endpoints_answered_not_live
3
endpoints_declared
4
endpoints_live
1
endpoints_our_error
0
endpoints_payment_gated
1
endpoints_probeable
4
endpoints_probed
4
endpoints_refused
0
checked at 2026-08-17T12:06:01.231143Z
Has feedback?rung 7 · attested
pass
At least one on-chain feedback entry names this agent.
passed
distinct_authors
3
feedback_count
5
checked at 2026-08-17T10:43:22.930976Z

On-chain snapshot

mainnet

token id: 20016
owner: 0x9725899ddd12ecb314fd726e15a1f40815a20062
block: 25,774,147
observed: 2026-08-17T10:43:22.933672Z

tokenURIopen via ipfs.io →

ipfs://QmT4z8qWbDbjBZQxGeywaftnWERkn8b3wb2E1Vhp4wAvkW

What the fetch saw

ipfs

scheme: ipfs
request url: https://ipfs.io/ipfs/QmT4z8qWbDbjBZQxGeywaftnWERkn8b3wb2E1Vhp4wAvkW
final url: https://ipfs.io/ipfs/QmT4z8qWbDbjBZQxGeywaftnWERkn8b3wb2E1Vhp4wAvkW
http status: 200
content type: application/json
size: 1,679 bytes
sha256: e20ba75fd13f4564d0e5b4311cd2994487a929c780ff0c8af40d480596bc501d
elapsed: 329 ms

This run

reproducible

Every status above is scoped to this sweep, at this block. Rerun it and you should get these answers back.

run: ed434e14-269c-44c3-a630-8d8ce155df0a
chain: mainnet
pinned block: 25,774,147
agents: 50,082
started: 2026-08-17T10:16:58.310055Z
finished: 2026-08-17T11:39:40.756712Z
checker: 0.7.0 · 55deaa9ce71c025a9199311a53cdc2de236eae53
spec commit: 68fc6765761a10fb26f0692df21c8a6f9d12b1be

Reproduce

cargo run -p sweeper -- mainnet   # at block 25774147

What each check measures →

The seven checks, with their evidence

Registered?rung 1 · registered

Reachable?rung 2 · resolvable

Readable?rung 3 · parseable

Follows the spec?rung 4 · conformant

Claims its identity?rung 5 · bound

Answers?rung 6 · live

Has feedback?rung 7 · attested

On-chain snapshot

What the fetch saw

This run