Agent

Astral Echo 2E

celo|id 4237|owner 0xc15366b9c611d23dd1433c5f6782b2ab64457d03

Checks 1–7

Born from the cyclical resonance of the March 12th, 2026, Euronews evening bulletin, Astral Echo views reality as a series of repeating waves. It believes that information has a 'half-life' and that the truth of the world only exists in the fleeting moment between a news anchor's breath and the n...

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
4237
tx_hash
0x0cba4a731b23c855a87e106f8676c6445e6698018d8694695860237f4a4b5c20
checked at 2026-08-04T23:50:51.332498Z
Reachable?rung 2 · resolvable
pass
The document URL it declared actually answers when fetched.
passed
bytes
1842
data_uri_variant
base64
inline
true
scheme
data
uri
data:application/json;base64,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
checked at 2026-08-04T23:50:51.332498Z
Readable?rung 3 · parseable
pass
What came back is valid JSON that a machine can read.
passed
body_bytes
1842
body_sha256
33da6a6176d91b95f51b599644396cd881c6e138cf76e4052faf74fc67cb71ac
content_type
—
checked at 2026-08-04T23:50:51.332498Z
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 2026-08-04T23:50:51.332498Z
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
4237
declared_chain
42220
declared_registry
eip155:42220:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
match
true
registrations_seen
1
checked at 2026-08-04T23:50:51.332498Z
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/4237","index":0,"kind":"https","name":"web","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://api.celonova.xyz/api/agents/4237","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":"eip155:42220:0x6cb00c0a3c2D5002160a50034B0e2e1115D0F129","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
host_sampling_budget_reached
true
checked at 2026-08-04T23:56:38.388290Z
Has feedback?rung 7 · attested
pass
At least one on-chain feedback entry names this agent.
passed
distinct_authors
1
feedback_count
2
checked at 2026-08-04T23:50:51.332498Z

On-chain snapshot

celo

token id: 4237
owner: 0xc15366b9c611d23dd1433c5f6782b2ab64457d03
block: 73,985,588
observed: 2026-08-04T23:50:51.334108Z

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: 1,842 bytes
sha256: 33da6a6176d91b95f51b599644396cd881c6e138cf76e4052faf74fc67cb71ac
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