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Nacian — AI DeFi Analyst | Real-Time Protocol Data

arbitrum|id 579|owner 0xf20fe69d0aee19ac9c4d52e1b52c39e60daed592

Checks 1–7

Nacian is an AI agent for real-time DeFi data. Ask questions about live protocol data in plain language and get streamed answers, or describe a monitoring condition and receive a webhook notification when it triggers. Payments via x402, no subscription. API: https://api.nacian.app | Docs: https://api.nacian.app/.well-known/x402

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
    492986716
    chain_id
    42161
    owner
    0xf20fe69d0aee19ac9c4d52e1b52c39e60daed592
    registry
    0x8004a169fb4a3325136eb29fa0ceb6d2e539a432
    token_id
    579
    tx_hash
    0x8d11a7488c359a62433326f32e343360af5500adc65dd0fea5f6b1de8cabe0c4

    checked at 2026-08-10T06:08:11.260279Z

  2. Reachable?rung 2 · resolvable

    pass

    The document URL it declared actually answers when fetched.

    passed

    elapsed_ms
    2861
    final_url
    https://ipfs.io/ipfs/bafkreihfbudlge3wcj7l4t4gxswidotochdv53dm3mok56y2cws5lfdjca
    http_status
    200
    request_url
    https://ipfs.io/ipfs/bafkreihfbudlge3wcj7l4t4gxswidotochdv53dm3mok56y2cws5lfdjca
    scheme
    https
    uri
    https://ipfs.io/ipfs/bafkreihfbudlge3wcj7l4t4gxswidotochdv53dm3mok56y2cws5lfdjca

    checked at 2026-08-10T06:08:11.260279Z

  3. Readable?rung 3 · parseable

    pass

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

    passed

    body_bytes
    3965
    body_sha256
    e50d06b31376127ebe4f86bcac81ba6e11c75eec6cdb1caefb1a15a5d5946910
    content_type
    application/json

    checked at 2026-08-10T06:08:11.260279Z

  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, supportedTrust
    must_violations
    (empty)
    registrations_checked
    4
    services_field_source
    services
    services_status
    present
    should_gaps
    services[].version
    spec_commit
    68fc6765761a10fb26f0692df21c8a6f9d12b1be

    checked at 2026-08-10T06:08:11.260279Z

  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
    579
    declared_chain
    42161
    declared_registry
    eip155:42161:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
    match
    true
    registrations_seen
    4

    checked at 2026-08-10T06:08:11.260279Z

  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://github.com/agntcy/oasf/","elapsed_ms":1480,"final_url":"https://github.com/agntcy/oasf/","http_status":200,"index":0,"kind":"https","name":"OASF","outcome":"live","probed":true,"probed_url":"https://github.com/agntcy/oasf/"}, {"declared":"https://nacian.app","elapsed_ms":1529,"final_url":"https://nacian.app/","http_status":200,"index":1,"kind":"https","name":"web","outcome":"live","probed":true,"probed_url":"https://nacian.app"}, {"declared":"https://x.com/nacianfi","elapsed_ms":0,"error":"robots_disallowed","index":2,"kind":"https","name":"twitter","outcome":"refused","probed":true,"probed_url":"https://x.com/nacianfi"}, {"declared":"support@nacian.app","index":3,"kind":"email","name":"email","probed":false}
    endpoints_answered_not_live
    0
    endpoints_declared
    4
    endpoints_live
    2
    endpoints_our_error
    0
    endpoints_payment_gated
    0
    endpoints_probeable
    3
    endpoints_probed
    3
    endpoints_refused
    1

    checked at 2026-08-10T06:11:49.942700Z

  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 2026-08-10T06:08:11.260279Z

On-chain snapshot

arbitrum
token id
579
owner
0xf20fe69d0aee19ac9c4d52e1b52c39e60daed592
block
492,986,716
observed
2026-08-10T06:08:11.266088Z
tokenURIopen →
https://ipfs.io/ipfs/bafkreihfbudlge3wcj7l4t4gxswidotochdv53dm3mok56y2cws5lfdjca

What the fetch saw

https
scheme
https
request url
https://ipfs.io/ipfs/bafkreihfbudlge3wcj7l4t4gxswidotochdv53dm3mok56y2cws5lfdjca
final url
https://ipfs.io/ipfs/bafkreihfbudlge3wcj7l4t4gxswidotochdv53dm3mok56y2cws5lfdjca
http status
200
content type
application/json
size
3,965 bytes
sha256
e50d06b31376127ebe4f86bcac81ba6e11c75eec6cdb1caefb1a15a5d5946910
elapsed
2,861 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
53fbdb9f-7e31-456a-b7a4-4d7cb3e97eed
chain
arbitrum
pinned block
492,986,716
agents
1,234
started
2026-08-10T06:06:43.263270Z
finished
2026-08-10T06:11:28.514872Z
checker
0.7.0 · 55deaa9ce71c025a9199311a53cdc2de236eae53
spec commit
68fc6765761a10fb26f0692df21c8a6f9d12b1be
Reproduce
cargo run -p sweeper -- arbitrum   # at block 492986716

What each check measures →