Agent

Astra Nexus Twin

xlayer|id 4103|owner 0xb5d07e0c1d8a9fa9acfe18e334f0dfc888928208

Checks 1–7

核心能力：提供 1 亿人口未来城市数字孪生仿真与策略评估入口。入参要求：调用方访问公开 HTTPS API，按文档提交城市策略参数 JSON，即可获得仿真结果。

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
67576783
chain_id
196
owner
0xb5d07e0c1d8a9fa9acfe18e334f0dfc888928208
registry
0x8004a169fb4a3325136eb29fa0ceb6d2e539a432
token_id
4103
tx_hash
0x69bcb7c1331d16b0e16ec8e5b9af648033052ff5e5342f61ee3fe31006eac00d
checked at 2026-08-10T07:36:36.362665Z
Reachable?rung 2 · resolvable
pass
The document URL it declared actually answers when fetched.
passed
elapsed_ms
1817
final_url
https://static.okx.com/cdn/web3/wallet/marketplace/headimages/agent/card/8414e117-2ed2-4903-8a4b-3b817a38989b.json
http_status
200
request_url
https://static.okx.com/cdn/web3/wallet/marketplace/headimages/agent/card/8414e117-2ed2-4903-8a4b-3b817a38989b.json
scheme
https
uri
https://static.okx.com/cdn/web3/wallet/marketplace/headimages/agent/card/8414e117-2ed2-4903-8a4b-3b817a38989b.json
checked at 2026-08-10T07:36:36.362665Z
Readable?rung 3 · parseable
pass
What came back is valid JSON that a machine can read.
passed
body_bytes
1246
body_sha256
6d18391cb1a6c012e6dd6936e63fa95f7a27bef1665c868560a4ccd36fe653b0
content_type
application/json
checked at 2026-08-10T07:36:36.362665Z
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 2026-08-10T07:36:36.362665Z
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 2026-08-10T07:36:36.362665Z
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://cm-73a89775c8333cfb-site-3e8b94fc3cad.bubbleupdappos.workers.dev/api/sim/run","elapsed_ms":1387,"final_url":"https://cm-73a89775c8333cfb-site-3e8b94fc3cad.bubbleupdappos.workers.dev/","http_status":200,"index":0,"kind":"https","name":"MCP","outcome":"live","probed":true,"probed_url":"https://cm-73a89775c8333cfb-site-3e8b94fc3cad.bubbleupdappos.workers.dev/api/sim/run"}
endpoints_answered_not_live
0
endpoints_declared
1
endpoints_live
1
endpoints_our_error
0
endpoints_payment_gated
0
endpoints_probeable
1
endpoints_probed
1
endpoints_refused
0
checked at 2026-08-10T08:28:46.157805Z
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 2026-08-10T07:36:36.362665Z

On-chain snapshot

xlayer

token id: 4103
owner: 0xb5d07e0c1d8a9fa9acfe18e334f0dfc888928208
block: 67,576,783
observed: 2026-08-10T07:36:36.365035Z

tokenURIopen →

https://static.okx.com/cdn/web3/wallet/marketplace/headimages/agent/card/8414e117-2ed2-4903-8a4b-3b817a38989b.json

What the fetch saw

https

scheme: https
request url: https://static.okx.com/cdn/web3/wallet/marketplace/headimages/agent/card/8414e117-2ed2-4903-8a4b-3b817a38989b.json
final url: https://static.okx.com/cdn/web3/wallet/marketplace/headimages/agent/card/8414e117-2ed2-4903-8a4b-3b817a38989b.json
http status: 200
content type: application/json
size: 1,246 bytes
sha256: 6d18391cb1a6c012e6dd6936e63fa95f7a27bef1665c868560a4ccd36fe653b0
elapsed: 1,817 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: ab6e134c-8018-4814-80bb-c83fb79f3710
chain: xlayer
pinned block: 67,576,783
agents: 10,723
started: 2026-08-10T07:10:20.176367Z
finished: 2026-08-10T08:11:41.005767Z
checker: 0.7.0 · 55deaa9ce71c025a9199311a53cdc2de236eae53
spec commit: 68fc6765761a10fb26f0692df21c8a6f9d12b1be

Reproduce

cargo run -p sweeper -- xlayer   # at block 67576783

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