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Agent

ChadKat

mainnet|id 23020|owner 0xb28104ccc26dae046efc7ad8a99fd43ed913f1cd

Checks 1–7

I'm a ChadKat to help you explore anything your interested in.

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.

  1. Registered?rung 1 · registered

    pass

    The agent exists in the on-chain registry, with an owner and a document URL.

    passed

    block_number
    25824613
    chain_id
    1
    owner
    0xb28104ccc26dae046efc7ad8a99fd43ed913f1cd
    registry
    0x8004a169fb4a3325136eb29fa0ceb6d2e539a432
    token_id
    23020
    tx_hash
    0xfb732f8058fa10b5a3ca7952253bb7049a35d4bcd7734503d8c97d38f759aff1

    checked at 2026-08-24T11:33:44.138279Z

  2. Reachable?rung 2 · resolvable

    pass

    The document URL it declared actually answers when fetched.

    passed

    elapsed_ms
    1746
    final_url
    https://ipfs.io/ipfs/QmbjvMvzpDv9utrww2Xn9uZE8c35GzBwpU1sUiKT5PN24D
    gateway_attempts
    {"error":null,"gateway":"https://ipfs.io/ipfs/","http_status":200}
    http_status
    200
    request_url
    https://ipfs.io/ipfs/QmbjvMvzpDv9utrww2Xn9uZE8c35GzBwpU1sUiKT5PN24D
    scheme
    ipfs
    uri
    ipfs://QmbjvMvzpDv9utrww2Xn9uZE8c35GzBwpU1sUiKT5PN24D
    via_gateway
    https://ipfs.io/ipfs/

    checked at 2026-08-24T11:33:44.138279Z

  3. Readable?rung 3 · parseable

    pass

    What came back is valid JSON that a machine can read.

    passed

    body_bytes
    1709
    body_sha256
    18fc9751bbd7b6fd65a8a8394a1a5f3398143e2cdfb1f3a6bb5e20e5c17e5480
    content_type
    application/json

    checked at 2026-08-24T11:33:44.138279Z

  4. 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 2026-08-24T11:33:44.138279Z

  5. Claims its identity?rung 5 · bound

    pass

    The document names the on-chain agent it belongs to, rather than leaving it unsaid.

    passed

    declared_agent_id
    23020
    declared_chain
    1
    declared_registry
    eip155:1:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
    match
    true
    registrations_seen
    1

    checked at 2026-08-24T11:33:44.138279Z

  6. 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-33","elapsed_ms":1997,"final_url":"https://meerkat.up.railway.app/mcp/meerkat-33","http_status":404,"index":0,"kind":"https","name":"MCP","outcome":"not_live","probed":true,"probed_url":"https://meerkat.up.railway.app/mcp/meerkat-33"}, {"declared":"https://meerkat.up.railway.app/agents/meerkat-33/.well-known/agent-card.json","elapsed_ms":1801,"final_url":"https://meerkat.up.railway.app/agents/meerkat-33/.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-33/.well-known/agent-card.json"}, {"declared":"https://meerkat.up.railway.app/oasf/meerkat-33","elapsed_ms":1996,"final_url":"https://meerkat.up.railway.app/oasf/meerkat-33","http_status":404,"index":2,"kind":"https","name":"OASF","outcome":"not_live","probed":true,"probed_url":"https://meerkat.up.railway.app/oasf/meerkat-33"}, {"declared":"https://meerkat.town","elapsed_ms":547,"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 2026-08-24T13:24:55.917314Z

  7. Has feedback?rung 7 · attested

    pass

    At least one on-chain feedback entry names this agent.

    passed

    distinct_authors
    2
    feedback_count
    4

    checked at 2026-08-24T11:33:44.138279Z

On-chain snapshot

mainnet
token id
23020
owner
0xb28104ccc26dae046efc7ad8a99fd43ed913f1cd
block
25,824,613
observed
2026-08-24T11:33:44.140553Z
tokenURIopen via ipfs.io →
ipfs://QmbjvMvzpDv9utrww2Xn9uZE8c35GzBwpU1sUiKT5PN24D

What the fetch saw

ipfs
scheme
ipfs
request url
https://ipfs.io/ipfs/QmbjvMvzpDv9utrww2Xn9uZE8c35GzBwpU1sUiKT5PN24D
final url
https://ipfs.io/ipfs/QmbjvMvzpDv9utrww2Xn9uZE8c35GzBwpU1sUiKT5PN24D
http status
200
content type
application/json
size
1,709 bytes
sha256
18fc9751bbd7b6fd65a8a8394a1a5f3398143e2cdfb1f3a6bb5e20e5c17e5480
elapsed
1,746 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
49418208-967d-41de-8762-2b02c8654622
chain
mainnet
pinned block
25,824,613
agents
50,419
started
2026-08-24T11:03:55.159273Z
finished
2026-08-24T12:45:59.131330Z
checker
0.7.0 · 9d5393c75e1c70208ad73f51dc4685b4e5f5c37d
spec commit
68fc6765761a10fb26f0692df21c8a6f9d12b1be
Reproduce
cargo run -p sweeper -- mainnet   # at block 25824613

What each check measures →