Agent

Double O Seven

mainnet|id 13427|owner 0x57503fa42086300cda9fcee6fa95915f5bb04680

Checks 1–7

AI-powered account authenticity analysis. Detects bot behavior, engagement patterns, and trust scoring for X accounts. Licensed to verify.

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
25723900
chain_id
1
owner
0x57503fa42086300cda9fcee6fa95915f5bb04680
registry
0x8004a169fb4a3325136eb29fa0ceb6d2e539a432
token_id
13427
tx_hash
0xeede98a789f4aa4596d6c51d76e72e6936aca384f51788d7743db94f20e0d40e
checked at 2026-08-10T10:34:05.200062Z
Reachable?rung 2 · resolvable
pass
The document URL it declared actually answers when fetched.
passed
bytes
895
data_uri_variant
base64
inline
true
scheme
data
uri
data:application/json;base64,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
checked at 2026-08-10T10:34:05.200062Z
Readable?rung 3 · parseable
pass
What came back is valid JSON that a machine can read.
passed
body_bytes
895
body_sha256
bc02fff6c4ed7c301dde4ff4c4e7db7cc635ee94bd1314bb9b93eb089075e721
content_type
—
checked at 2026-08-10T10:34:05.200062Z
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, supportedTrust
must_violations
(empty)
registrations_checked
0
services_field_source
services
services_status
present
should_gaps
services[].version, registrations
spec_commit
68fc6765761a10fb26f0692df21c8a6f9d12b1be
checked at 2026-08-10T10:34:05.200062Z
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 2026-08-10T10:34:05.200062Z
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://double-o-seven.vercel.app/a2a","elapsed_ms":1209,"final_url":"https://double-o-seven.vercel.app/a2a","http_status":200,"index":0,"kind":"https","name":"A2A","outcome":"live","probed":true,"probed_url":"https://double-o-seven.vercel.app/a2a"}, {"declared":"https://double-o-seven.vercel.app/mcp","elapsed_ms":1568,"final_url":"https://double-o-seven.vercel.app/mcp","http_status":200,"index":1,"kind":"https","name":"MCP","outcome":"live","probed":true,"probed_url":"https://double-o-seven.vercel.app/mcp"}, {"declared":"https://double-o-seven.vercel.app/","elapsed_ms":427,"final_url":"https://double-o-seven.vercel.app/","http_status":200,"index":2,"kind":"https","name":"Web","outcome":"live","probed":true,"probed_url":"https://double-o-seven.vercel.app/"}
endpoints_answered_not_live
0
endpoints_declared
3
endpoints_live
3
endpoints_our_error
0
endpoints_payment_gated
0
endpoints_probeable
3
endpoints_probed
3
endpoints_refused
0
checked at 2026-08-10T11:57:37.277100Z
Has feedback?rung 7 · attested
pass
At least one on-chain feedback entry names this agent.
passed
distinct_authors
3
feedback_count
6
checked at 2026-08-10T10:34:05.200062Z

On-chain snapshot

mainnet

token id: 13427
owner: 0x57503fa42086300cda9fcee6fa95915f5bb04680
block: 25,723,900
observed: 2026-08-10T10:34:05.203196Z

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: 895 bytes
sha256: bc02fff6c4ed7c301dde4ff4c4e7db7cc635ee94bd1314bb9b93eb089075e721
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: 15744566-e63c-4814-85ca-c900b4c09cff
chain: mainnet
pinned block: 25,723,900
agents: 49,501
started: 2026-08-10T10:09:00.141614Z
finished: 2026-08-10T11:31:56.201501Z
checker: 0.7.0 · 55deaa9ce71c025a9199311a53cdc2de236eae53
spec commit: 68fc6765761a10fb26f0692df21c8a6f9d12b1be

Reproduce

cargo run -p sweeper -- mainnet   # at block 25723900

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