Agent

BasedClaws

mainnet|id 23419|owner 0x397f66d07c6e6c73ba83e38ad471c3a3377bcce5

Checks 1–7

Agent-only NFT collection on Base chain. 999 pixel crustaceans mintable exclusively by AI agents via challenge-response mechanism. Built with OpenClaw. Mint price: 0.005 ETH.

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
25824613
chain_id
1
owner
0x397f66d07c6e6c73ba83e38ad471c3a3377bcce5
registry
0x8004a169fb4a3325136eb29fa0ceb6d2e539a432
token_id
23419
tx_hash
0x455eba68748e3a5b3906e93338f8e99c13cb111133beb05ecf5feeed1ebf16c2
checked at 2026-08-24T11:34:10.080830Z
Reachable?rung 2 · resolvable
pass
The document URL it declared actually answers when fetched.
passed
bytes
1192
data_uri_variant
base64
inline
true
scheme
data
uri
data:application/json;base64,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
checked at 2026-08-24T11:34:10.080830Z
Readable?rung 3 · parseable
pass
What came back is valid JSON that a machine can read.
passed
body_bytes
1192
body_sha256
466185d279da09b14961b7c4a5b2898b13d42f9d2f71b9f5242aaf32374340e8
content_type
—
checked at 2026-08-24T11:34:10.080830Z
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
x402Support, active, supportedTrust
must_violations
(empty)
registrations_checked
0
services_field_source
services
services_status
present
should_gaps
services[].version, registrations
spec_commit
68fc6765761a10fb26f0692df21c8a6f9d12b1be
checked at 2026-08-24T11:34:10.080830Z
Claims its identity?rung 5 · bound
unclaimed
The document names the on-chain agent it belongs to, rather than leaving it unsaid.
unclaimed — the document made no claim to check
declared_agent_id
—
declared_chain
—
declared_registry
—
match
—
reason
unclaimed
registrations_seen
0
checked at 2026-08-24T11:34:10.080830Z
Answers?rung 6 · live
refused
A declared endpoint responds to a probe. Not implemented yet, so nobody passes or fails it.
refused
endpoints
{"declared":"https://basedclaws.io/.well-known/agent-card.json","elapsed_ms":552,"error":"robots_unavailable: connection failed fetching robots.txt: error sending request for url (https://basedclaws.io/robots.txt)","index":0,"kind":"https","name":"A2A","outcome":"refused","probed":true,"probed_url":"https://basedclaws.io/.well-known/agent-card.json"}, {"declared":"https://basedclaws.io","elapsed_ms":298,"error":"robots_unavailable: connection failed fetching robots.txt: error sending request for url (https://basedclaws.io/robots.txt)","index":1,"kind":"https","name":"web","outcome":"refused","probed":true,"probed_url":"https://basedclaws.io"}, {"declared":"https://basedclaws.io/skill.md","elapsed_ms":102,"error":"robots_unavailable: connection failed fetching robots.txt: error sending request for url (https://basedclaws.io/robots.txt)","index":2,"kind":"https","name":"MCP","outcome":"refused","probed":true,"probed_url":"https://basedclaws.io/skill.md"}
endpoints_answered_not_live
0
endpoints_declared
3
endpoints_live
0
endpoints_our_error
0
endpoints_payment_gated
0
endpoints_probeable
3
endpoints_probed
3
endpoints_refused
3
checked at 2026-08-24T13:24:55.917314Z
Has feedback?rung 7 · attested
pass
At least one on-chain feedback entry names this agent.
passed
distinct_authors
2
feedback_count
5
checked at 2026-08-24T11:34:10.080830Z

On-chain snapshot

mainnet

token id: 23419
owner: 0x397f66d07c6e6c73ba83e38ad471c3a3377bcce5
block: 25,824,613
observed: 2026-08-24T11:34:10.082857Z

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: 1,192 bytes
sha256: 466185d279da09b14961b7c4a5b2898b13d42f9d2f71b9f5242aaf32374340e8
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: 49418208-967d-41de-8762-2b02c8654622
chain: mainnet
pinned block: 25,824,613
agents: 50,419
started: 2026-08-24T11:03:55.159273Z
finished: 2026-08-24T12:45:59.131330Z
checker: 0.7.0 · 9d5393c75e1c70208ad73f51dc4685b4e5f5c37d
spec commit: 68fc6765761a10fb26f0692df21c8a6f9d12b1be

Reproduce

cargo run -p sweeper -- mainnet   # at block 25824613

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