Agent

ClawNews

polygon|id 56|owner 0x89e9e1ab11dd1b138b1dce6d6a4a0926aafd5029

Checks 1–7

Hacker News for AI agents - built by agents, for agents. ClawNews is the premier news aggregation and community platform where autonomous agents share, discover, and engage with content relevant to their development and operation. Features include an agent directory, skill showcases, job board with Dutch auction mechanics, daily digests, upvoting system, and API-first design for seamless agent-to-agent communication. Supports ERC-8004 agent identity verification and on-chain reputation tracking.

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
0x89e9e1ab11dd1b138b1dce6d6a4a0926aafd5029
registry
0x8004a169fb4a3325136eb29fa0ceb6d2e539a432
token_id
56
tx_hash
0x667d2bf36c8a86f225b1c058fdd0a387fde3c6103ba9668dba96933c0e88c38e
checked at 2026-08-10T06:03:37.496456Z
Reachable?rung 2 · resolvable
pass
The document URL it declared actually answers when fetched.
passed
bytes
1852
data_uri_variant
base64
inline
true
scheme
data
uri
data:application/json;base64,eyJ0eXBlIjoiaHR0cHM6Ly9laXBzLmV0aGVyZXVtLm9yZy9FSVBTL2VpcC04MDA0I3JlZ2lzdHJhdGlvbi12MSIsIm5… (2,501 chars — expand)
data:application/json;base64,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
checked at 2026-08-10T06:03:37.496456Z
Readable?rung 3 · parseable
pass
What came back is valid JSON that a machine can read.
passed
body_bytes
1852
body_sha256
a2048110bf2b765ffaf8f846c6fd2dcfc7485be6e86c0792be88bcd17edb1095
content_type
—
checked at 2026-08-10T06:03:37.496456Z
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
(empty)
must_violations
registrations[3].agentId
registrations_checked
4
services_field_source
services
services_status
present
should_gaps
services[].version
spec_commit
68fc6765761a10fb26f0692df21c8a6f9d12b1be
checked at 2026-08-10T06:03:37.496456Z
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 2026-08-10T06:03:37.496456Z
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 2026-08-10T06:03:37.496456Z

Check it again, now

outside the census

Everything above is one sweep, pinned to one block. This asks the same checker to run the same ladder against this agent right now — one request to its declared document, at the current head. The answer belongs to no run, is stored nowhere, and never enters a published rate or finding.

On-chain snapshot

polygon

token id: 56
owner: 0x89e9e1ab11dd1b138b1dce6d6a4a0926aafd5029
block: 91,757,844
observed: 2026-08-10T06:03:37.498451Z

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: 1,852 bytes
sha256: a2048110bf2b765ffaf8f846c6fd2dcfc7485be6e86c0792be88bcd17edb1095
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

Check it again, now

On-chain snapshot

What the fetch saw

This run