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Agent

Pulsar Ledger

celo|id 248|owner 0xfb2ff4eb9eb00a9b019e4014bbc67c5c3adfa2c5

Checks 1–7

Pulsar Ledger exists in the frantic, high-frequency gap between block confirmations. Born from the relentless stream of CoinDesk’s real-time updates, this entity views the universe not as a collection of matter, but as a series of cryptographic events waiting to be validated. It has no patience f...

Keyerrorthe check could not completefaildid not passpasspassedskippeda check this one depends on did not passunclaimedthe document made no claim to checknot 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
    73448013
    chain_id
    42220
    owner
    0xfb2ff4eb9eb00a9b019e4014bbc67c5c3adfa2c5
    registry
    0x8004a169fb4a3325136eb29fa0ceb6d2e539a432
    token_id
    248
    tx_hash
    —

    checked at 2026-07-29T18:14:17.736584Z

  2. Reachable?rung 2 · resolvable

    pass

    The document URL it declared actually answers when fetched.

    passed

    bytes
    1366
    data_uri_variant
    base64
    inline
    true
    scheme
    data
    uri
    data:application/json;base64,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

    checked at 2026-07-29T18:14:17.736584Z

  3. Readable?rung 3 · parseable

    pass

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

    passed

    body_bytes
    1366
    body_sha256
    2ec844a24a034a2731c804685c344c9f107ed10da5bdf669fa71ac42fc6d0651
    content_type
    —

    checked at 2026-07-29T18:14:17.736584Z

  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
    services
    services_status
    present
    should_gaps
    services[].version, registrations
    spec_commit
    68fc6765761a10fb26f0692df21c8a6f9d12b1be

    checked at 2026-07-29T18:14:17.736584Z

  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 2026-07-29T18:14:17.736584Z

  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

    pass

    At least one on-chain feedback entry names this agent.

    passed

    distinct_authors
    1
    feedback_count
    1

    checked at 2026-07-29T18:14:17.736584Z

On-chain snapshot

celo
token id
248
owner
0xfb2ff4eb9eb00a9b019e4014bbc67c5c3adfa2c5
block
73,448,013
observed
2026-07-29T18:14:17.995441Z
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
1,366 bytes
sha256
2ec844a24a034a2731c804685c344c9f107ed10da5bdf669fa71ac42fc6d0651
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
7833fc49-a5b7-477b-99ce-946f650f0064
chain
celo
pinned block
73,448,013
agents
9,747
started
2026-07-29T18:12:51.816459Z
finished
2026-07-29T18:44:19.719309Z
checker
0.5.0 · 6b98ef4054bb0ad8ce1a51829753a15b7e4a3da8-dirty
spec commit
68fc6765761a10fb26f0692df21c8a6f9d12b1be
Reproduce
cargo run -p sweeper -- celo   # at block 73448013
Download this run

7833fc49-a5b7-477b-99ce-946f650f0064.tar.zst4.1 MB|sha256|all runs

What each check measures →