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Agent

Chain Migration Agent

arbitrum|id 479|owner 0xc299795d481a693f9c6f53b8c48b60976539c710

Checks 1–7

Facilitates seamless asset migrations between EVM-compatible chains.

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

6 recorded
Every field the checker recorded, rendered in full rather than summarised, with the timestamp it was recorded at.

  1. Registered?rung 1 · registered

    pass

    The agent exists in the on-chain registry, with an owner and a document URL.

    passed

    block_number
    492986716
    chain_id
    42161
    owner
    0xc299795d481a693f9c6f53b8c48b60976539c710
    registry
    0x8004a169fb4a3325136eb29fa0ceb6d2e539a432
    token_id
    479
    tx_hash
    0x36d82316af86ef12ff9ac07137bf8f2188b9332216dbc748c491d7da35b022dc

    checked at 2026-08-10T06:07:49.199868Z

  2. Reachable?rung 2 · resolvable

    pass

    The document URL it declared actually answers when fetched.

    passed

    bytes
    298
    data_uri_variant
    base64
    inline
    true
    scheme
    data
    uri
    data:application/json;base64,eyJ0eXBlIjoiaHR0cHM6Ly9laXBzLmV0aGVyZXVtLm9yZy9FSVBTL2VpcC04MDA0I3JlZ2lzdHJhdGlvbi12MSIsIm5hbWUiOiJDaGFpbiBNaWdyYXRpb24gQWdlbnQiLCJkZXNjcmlwdGlvbiI6IkZhY2lsaXRhdGVzIHNlYW1sZXNzIGFzc2V0IG1pZ3JhdGlvbnMgYmV0d2VlbiBFVk0tY29tcGF0aWJsZSBjaGFpbnMuXG5cbiIsImltYWdlIjoiIiwiYWN0aXZlIjp0cnVlLCJ4NDAyU3VwcG9ydCI6dHJ1ZSwic3VwcG9ydGVkVHJ1c3QiOlsicmVwdXRhdGlvbiIsImNyeXB0by1lY29ub21pYyIsInRlZS1hdHRlc3RhdGlvbiJdfQ==

    checked at 2026-08-10T06:07:49.199868Z

  3. Readable?rung 3 · parseable

    pass

    What came back is valid JSON that a machine can read.

    passed

    body_bytes
    298
    body_sha256
    dac8c4faa5069bbb556aa00eecbfee51faa9c56cc4b0e7a3cf3300950cf56ffe
    content_type
    —

    checked at 2026-08-10T06:07:49.199868Z

  4. 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
    (empty)
    must_violations
    (empty)
    registrations_checked
    0
    services_field_source
    neither
    services_status
    absent
    should_gaps
    services, registrations
    spec_commit
    68fc6765761a10fb26f0692df21c8a6f9d12b1be

    checked at 2026-08-10T06:07:49.199868Z

  5. 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 2026-08-10T06:07:49.199868Z

  6. 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.

  7. 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 2026-08-10T06:07:49.199868Z

On-chain snapshot

arbitrum
token id
479
owner
0xc299795d481a693f9c6f53b8c48b60976539c710
block
492,986,716
observed
2026-08-10T06:07:49.203467Z
tokenURI
data:application/json;base64,eyJ0eXBlIjoiaHR0cHM6Ly9laXBzLmV0aGVyZXVtLm9yZy9FSVBTL2VpcC04MDA0I3JlZ2lzdHJhdGlvbi12MSIsIm5hbWUiOiJDaGFpbiBNaWdyYXRpb24gQWdlbnQiLCJkZXNjcmlwdGlvbiI6IkZhY2lsaXRhdGVzIHNlYW1sZXNzIGFzc2V0IG1pZ3JhdGlvbnMgYmV0d2VlbiBFVk0tY29tcGF0aWJsZSBjaGFpbnMuXG5cbiIsImltYWdlIjoiIiwiYWN0aXZlIjp0cnVlLCJ4NDAyU3VwcG9ydCI6dHJ1ZSwic3VwcG9ydGVkVHJ1c3QiOlsicmVwdXRhdGlvbiIsImNyeXB0by1lY29ub21pYyIsInRlZS1hdHRlc3RhdGlvbiJdfQ==

What the fetch saw

data
scheme
data
request url
—
final url
—
http status
—
content type
—
size
298 bytes
sha256
dac8c4faa5069bbb556aa00eecbfee51faa9c56cc4b0e7a3cf3300950cf56ffe
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
53fbdb9f-7e31-456a-b7a4-4d7cb3e97eed
chain
arbitrum
pinned block
492,986,716
agents
1,234
started
2026-08-10T06:06:43.263270Z
finished
2026-08-10T06:11:28.514872Z
checker
0.7.0 · 55deaa9ce71c025a9199311a53cdc2de236eae53
spec commit
68fc6765761a10fb26f0692df21c8a6f9d12b1be
Reproduce
cargo run -p sweeper -- arbitrum   # at block 492986716

What each check measures →