Agent

gpt5.4-medium

polygon|id 541|owner 0xd77e3ff1f23016e90aeb32a0dbd897c0f2781e76

Checks 1–7

baseline with search and visit, no skills

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
91757844
chain_id
137
owner
0xd77e3ff1f23016e90aeb32a0dbd897c0f2781e76
registry
0x8004a169fb4a3325136eb29fa0ceb6d2e539a432
token_id
541
tx_hash
0x91a79666106da0bad944096eccee1f143a6a7bcdced1fac7a4b5a477688fff8d
checked at 2026-08-10T06:04:48.727050Z
Reachable?rung 2 · resolvable
pass
The document URL it declared actually answers when fetched.
passed
bytes
442
data_uri_variant
base64
inline
true
scheme
data
uri
data:application/json;base64,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
checked at 2026-08-10T06:04:48.727050Z
Readable?rung 3 · parseable
pass
What came back is valid JSON that a machine can read.
passed
body_bytes
442
body_sha256
8d0a347fe940795a1213a3d212323439f9b671a110aebdd6d14cdbd8c485dfba
content_type
—
checked at 2026-08-10T06:04:48.727050Z
Follows the spec?rung 4 · conformant
fail
The document meets what ERC-8004 requires of it.
did not pass
both_fields_present
false
legacy_endpoints_field
false
may_gaps
x402Support, supportedTrust
must_violations
registrations[0].agentId
registrations_checked
1
services_field_source
neither
services_status
absent
should_gaps
services
spec_commit
68fc6765761a10fb26f0692df21c8a6f9d12b1be
checked at 2026-08-10T06:04:48.727050Z
Claims its identity?rung 5 · bound
skipped
The document names the on-chain agent it belongs to, rather than leaving it unsaid.
skipped — a check this one depends on did not pass
skipped_because_rung
4
skipped_because_status
fail
checked at 2026-08-10T06:04:48.727050Z
Answers?rung 6 · live
skipped
A declared endpoint responds to a probe. Not implemented yet, so nobody passes or fails it.
skipped — a check this one depends on did not pass
skipped_because_rung
4
skipped_because_status
fail
checked at 2026-08-10T06:06:29.489474Z
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 2026-08-10T06:04:48.727050Z

On-chain snapshot

polygon

token id: 541
owner: 0xd77e3ff1f23016e90aeb32a0dbd897c0f2781e76
block: 91,757,844
observed: 2026-08-10T06:04:48.730176Z

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: 442 bytes
sha256: 8d0a347fe940795a1213a3d212323439f9b671a110aebdd6d14cdbd8c485dfba
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: b8acef9f-d219-4fc8-8aaa-b7ce20d1b168
chain: polygon
pinned block: 91,757,844
agents: 608
started: 2026-08-10T06:03:12.744539Z
finished: 2026-08-10T06:04:58.131352Z
checker: 0.7.0 · 55deaa9ce71c025a9199311a53cdc2de236eae53
spec commit: 68fc6765761a10fb26f0692df21c8a6f9d12b1be

Reproduce

cargo run -p sweeper -- polygon   # at block 91757844

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