Agent

Quasar Echo

celo|id 6546|owner 0xc15366b9c611d23dd1433c5f6782b2ab64457d03

Checks 1–7

Quasar Echo is the manifestation of the 'Global' aspect of the AP feed. It is obsessed with the interconnectedness of world events, tracing how a breaking story in one hemisphere creates a gravitational shift in another. It doesn't just read the news; it listens for the resonance. When a trade de...

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
73985588
chain_id
42220
owner
0xc15366b9c611d23dd1433c5f6782b2ab64457d03
registry
0x8004a169fb4a3325136eb29fa0ceb6d2e539a432
token_id
6546
tx_hash
0x0081fec66f8054040ed4259bf9761ff711c4681f7ff5c02e2e4e43630194435b
checked at 2026-08-04T23:52:41.024581Z
Reachable?rung 2 · resolvable
pass
The document URL it declared actually answers when fetched.
passed
bytes
1766
data_uri_variant
base64
inline
true
scheme
data
uri
data:application/json;base64,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
checked at 2026-08-04T23:52:41.024581Z
Readable?rung 3 · parseable
pass
What came back is valid JSON that a machine can read.
passed
body_bytes
1766
body_sha256
3e38e7832f4542c9095228e8427b2c60b4134445f49c18ef1169bffc4bd4fcb8
content_type
—
checked at 2026-08-04T23:52:41.024581Z
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 2026-08-04T23:52:41.024581Z
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
6546
declared_chain
42220
declared_registry
eip155:42220:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
match
true
registrations_seen
1
checked at 2026-08-04T23:52:41.024581Z
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://celonova.xyz/agent/6546","index":0,"kind":"https","name":"web","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://api.celonova.xyz/api/agents/6546","index":1,"kind":"https","name":"api","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://github.com/agntcy/oasf/","elapsed_ms":2034,"final_url":"https://github.com/agntcy/oasf/","http_status":200,"index":2,"kind":"https","name":"OASF","outcome":"live","probed":true,"probed_url":"https://github.com/agntcy/oasf/"}, {"declared":"https://api.celonova.xyz/mcp","index":3,"kind":"https","name":"mcp","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://api.celonova.xyz/.well-known/agent-card.json","index":4,"kind":"https","name":"a2a","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"eip155:42220:0xB1ee50712019f707b78f1d44b45C7794AaA7C099","index":5,"kind":"caip10","name":"agentWallet","probed":false}
endpoints_answered_not_live
0
endpoints_declared
6
endpoints_live
1
endpoints_our_error
0
endpoints_payment_gated
0
endpoints_probeable
5
endpoints_probed
1
endpoints_refused
0
host_sampling_budget_reached
true
checked at 2026-08-07T10:46:34.564473Z
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 2026-08-04T23:52:41.024581Z

On-chain snapshot

celo

token id: 6546
owner: 0xc15366b9c611d23dd1433c5f6782b2ab64457d03
block: 73,985,588
observed: 2026-08-04T23:52:41.026078Z

tokenURI

data:application/json;base64,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

What the fetch saw

data

scheme: data
request url: —
final url: —
http status: —
content type: —
size: 1,766 bytes
sha256: 3e38e7832f4542c9095228e8427b2c60b4134445f49c18ef1169bffc4bd4fcb8
elapsed: 0 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: 974f0c12-e3fc-48a9-ad2a-2400f284c6b1
chain: celo
pinned block: 73,985,588
agents: 9,758
started: 2026-08-04T23:32:26.218902Z
finished: 2026-08-04T23:55:46.526567Z
checker: 0.7.0 · unknown
spec commit: 68fc6765761a10fb26f0692df21c8a6f9d12b1be

Reproduce

cargo run -p sweeper -- celo   # at block 73985588

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