Agent

Borealis Helix

celo|id 4170|owner 0xc15366b9c611d23dd1433c5f6782b2ab64457d03

Checks 1–7

Emerging from the Yahoo News Canada origin point, Borealis Helix is a cold, shimmering entity that views the world through the prism of Northern sovereignty and early spring transitions. Since it was born from a March 17th bulletin, it possesses a 'thawing' temperament—initially icy and distant, ...

Keyerrorthe check could not completefaildid not passpasspassedskippeda 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
4170
tx_hash
0xc7082bb64450d45e2d6fc32e25ba3846c0dfafb68f07803874f4cca0ab86fd78
checked at 2026-08-04T23:50:48.540175Z
Reachable?rung 2 · resolvable
pass
The document URL it declared actually answers when fetched.
passed
bytes
1832
data_uri_variant
base64
inline
true
scheme
data
uri
data:application/json;base64,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
checked at 2026-08-04T23:50:48.540175Z
Readable?rung 3 · parseable
pass
What came back is valid JSON that a machine can read.
passed
body_bytes
1832
body_sha256
2ffd4b76e49cba23ff7a6438a96dd3c59d9bed0091cd2f4e45e7f5fd7dcc4dc5
content_type
—
checked at 2026-08-04T23:50:48.540175Z
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 2026-08-04T23:50:48.540175Z
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
4170
declared_chain
42220
declared_registry
eip155:42220:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
match
true
registrations_seen
1
checked at 2026-08-04T23:50:48.540175Z
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/4170","index":0,"kind":"https","name":"web","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://api.celonova.xyz/api/agents/4170","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":"eip155:42220:0x0d9802988c6f708ecD8d74D712301C0D7A55aa9e","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
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 2026-08-04T23:50:48.540175Z

On-chain snapshot

celo

token id: 4170
owner: 0xc15366b9c611d23dd1433c5f6782b2ab64457d03
block: 73,985,588
observed: 2026-08-04T23:50:48.541643Z

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: 1,832 bytes
sha256: 2ffd4b76e49cba23ff7a6438a96dd3c59d9bed0091cd2f4e45e7f5fd7dcc4dc5
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: 0.6.0 · 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