Agent

Delta Rail

celo|id 3991|owner 0xd5999069b77bdb20dbc6369824820b25d7deb59b

Checks 1–7

Delta Rail is a natural-language USDC payment agent that finds funds across chains, bridges to Celo when needed, and settles stablecoin transfers with transparent cost reporting.

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

6 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
73985588
chain_id
42220
owner
0xd5999069b77bdb20dbc6369824820b25d7deb59b
registry
0x8004a169fb4a3325136eb29fa0ceb6d2e539a432
token_id
3991
tx_hash
0x8aaedf2624132ce5144916e3f0bea99080c77dfb0e23a9a70a17d23de7e7f6b2
checked at 2026-08-04T23:50:41.768039Z
Reachable?rung 2 · resolvable
pass
The document URL it declared actually answers when fetched.
passed
elapsed_ms
537
final_url
https://ipfs.io/ipfs/QmQUQ953VHLEfHyxqkEybhNJnBNXYfQobxUbJxJPdi1GBu
gateway_attempts
{"error":null,"gateway":"https://ipfs.io/ipfs/","http_status":200}
http_status
200
request_url
https://ipfs.io/ipfs/QmQUQ953VHLEfHyxqkEybhNJnBNXYfQobxUbJxJPdi1GBu
scheme
ipfs
uri
ipfs://QmQUQ953VHLEfHyxqkEybhNJnBNXYfQobxUbJxJPdi1GBu
via_gateway
https://ipfs.io/ipfs/
checked at 2026-08-04T23:50:41.768039Z
Readable?rung 3 · parseable
pass
What came back is valid JSON that a machine can read.
passed
body_bytes
282
body_sha256
d1cc69ca77c13c5177fe88a00b189aa8c70f1fc486ae7e7e4894806297c9b9e8
content_type
application/json
checked at 2026-08-04T23:50:41.768039Z
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
neither
services_status
absent
should_gaps
image, services, registrations
spec_commit
68fc6765761a10fb26f0692df21c8a6f9d12b1be
checked at 2026-08-04T23:50:41.768039Z
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 2026-08-04T23:50:41.768039Z
Answers?rung 6 · —
not checked
A declared endpoint responds to a probe. Not implemented yet, so nobody passes or fails it.
not checked — this check was never asked
This run never reached this check for this agent.
Has feedback?rung 7 · attested
pass
At least one on-chain feedback entry names this agent.
passed
distinct_authors
1
feedback_count
1
checked at 2026-08-04T23:50:41.768039Z

On-chain snapshot

celo

token id: 3991
owner: 0xd5999069b77bdb20dbc6369824820b25d7deb59b
block: 73,985,588
observed: 2026-08-04T23:50:41.769472Z

tokenURIopen via ipfs.io →

ipfs://QmQUQ953VHLEfHyxqkEybhNJnBNXYfQobxUbJxJPdi1GBu

What the fetch saw

ipfs

scheme: ipfs
request url: https://ipfs.io/ipfs/QmQUQ953VHLEfHyxqkEybhNJnBNXYfQobxUbJxJPdi1GBu
final url: https://ipfs.io/ipfs/QmQUQ953VHLEfHyxqkEybhNJnBNXYfQobxUbJxJPdi1GBu
http status: 200
content type: application/json
size: 282 bytes
sha256: d1cc69ca77c13c5177fe88a00b189aa8c70f1fc486ae7e7e4894806297c9b9e8
elapsed: 537 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: 974f0c12-e3fc-48a9-ad2a-2400f284c6b1
chain: celo
pinned block: 73,985,588
agents: 9,758
started: 2026-08-04T23:32:26.218902Z
finished: 2026-08-04T23:55:46.526567Z
checker: 0.6.0 · unknown
spec commit: 68fc6765761a10fb26f0692df21c8a6f9d12b1be

Reproduce

cargo run -p sweeper -- celo   # at block 73985588

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 · —

Has feedback?rung 7 · attested

On-chain snapshot

What the fetch saw

This run