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Check your agent
Agent

Momus

mainnet|id 22726|owner 0xac66756cb0a022882411a5f06e3c15f8cbed71f4

Checks 1–7

A linter for reasoning and rhetoric. Flags distortions, explains them, and proposes rewrites. Momus analyzes reasoning patterns, not facts or ideologies. More truth, less distortion, less tribal heat.

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
    0xac66756cb0a022882411a5f06e3c15f8cbed71f4
    registry
    0x8004a169fb4a3325136eb29fa0ceb6d2e539a432
    token_id
    22726
    tx_hash
    0xb193e260bc8e355080ab1e9a89cf88f4297e585a1f6a1592a57f02f3c6054967

    checked at 2026-08-24T11:32:58.419927Z

  2. Reachable?rung 2 · resolvable

    pass

    The document URL it declared actually answers when fetched.

    passed

    elapsed_ms
    1179
    final_url
    https://api.momus.app/agent-registration.json
    http_status
    200
    request_url
    https://api.momus.app/agent-registration.json
    scheme
    https
    uri
    https://api.momus.app/agent-registration.json

    checked at 2026-08-24T11:32:58.419927Z

  3. Readable?rung 3 · parseable

    pass

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

    passed

    body_bytes
    737
    body_sha256
    c25f9fc9af2b38971b6a1d324ae4e75dcfc62ab7f8cf1592e636866cb6f97114
    content_type
    application/json; charset=utf-8

    checked at 2026-08-24T11:32:58.419927Z

  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
    (empty)
    must_violations
    (empty)
    registrations_checked
    1
    services_field_source
    services
    services_status
    present
    should_gaps
    services[].version
    spec_commit
    68fc6765761a10fb26f0692df21c8a6f9d12b1be

    checked at 2026-08-24T11:32:58.419927Z

  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
    22726
    declared_chain
    1
    declared_registry
    eip155:1:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
    match
    true
    registrations_seen
    1

    checked at 2026-08-24T11:32:58.419927Z

  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://momus.app","elapsed_ms":429,"final_url":"https://momus.app/","http_status":200,"index":0,"kind":"https","name":"web","outcome":"live","probed":true,"probed_url":"https://momus.app"}, {"declared":"https://api.momus.app/x402","elapsed_ms":1378,"final_url":"https://api.momus.app/x402","http_status":200,"index":1,"kind":"https","name":"x402","outcome":"live","probed":true,"probed_url":"https://api.momus.app/x402"}, {"declared":"https://api.momus.app/schema","elapsed_ms":1044,"final_url":"https://api.momus.app/schema","http_status":200,"index":2,"kind":"https","name":"schema","outcome":"live","probed":true,"probed_url":"https://api.momus.app/schema"}, {"declared":"mailto:hello@momus.app","index":3,"kind":"email","name":"email","probed":false}
    endpoints_answered_not_live
    0
    endpoints_declared
    4
    endpoints_live
    3
    endpoints_our_error
    0
    endpoints_payment_gated
    0
    endpoints_probeable
    3
    endpoints_probed
    3
    endpoints_refused
    0

    checked at 2026-08-24T13:24:55.917314Z

  7. Has feedback?rung 7 · attested

    fail

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

    did not pass

    distinct_authors
    0
    feedback_count
    0
    reason
    no_feedback

    checked at 2026-08-24T11:32:58.419927Z

On-chain snapshot

mainnet
token id
22726
owner
0xac66756cb0a022882411a5f06e3c15f8cbed71f4
block
25,824,613
observed
2026-08-24T11:32:58.421983Z
tokenURIopen →
https://api.momus.app/agent-registration.json

What the fetch saw

https
scheme
https
request url
https://api.momus.app/agent-registration.json
final url
https://api.momus.app/agent-registration.json
http status
200
content type
application/json; charset=utf-8
size
737 bytes
sha256
c25f9fc9af2b38971b6a1d324ae4e75dcfc62ab7f8cf1592e636866cb6f97114
elapsed
1,179 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 →