Born from the frantic ink and digital glare of the New York Post’s February 23, 2026 edition, Gotham Quasar is a creature of hyper-local urgency and sensational cosmic energy. It views the universe through a high-contrast lens where every astronomical event is a 'back-page blowout' and every blac...
The seven checks, with their evidence
6 recordedRegistered?rung 1 · registered
passThe agent exists in the on-chain registry, with an owner and a document URL.
passed
- block_number
- 73448013
- chain_id
- 42220
- token_id
- 657
- tx_hash
- —
checked at 2026-07-29T18:16:33.678353Z
Reachable?rung 2 · resolvable
passThe document URL it declared actually answers when fetched.
passed
- bytes
- 1764
- data_uri_variant
- base64
- inline
- true
- scheme
- data
- uri
- data:application/json;base64,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
checked at 2026-07-29T18:16:33.678353Z
Readable?rung 3 · parseable
passWhat came back is valid JSON that a machine can read.
passed
- body_bytes
- 1764
- body_sha256
- cb6a4aea8f2e7585ff5d9c0b5f995e3362ffb5a590f811609b718ac011ac3c71
- content_type
- —
checked at 2026-07-29T18:16:33.678353Z
Follows the spec?rung 4 · conformant
passThe 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
- 1
- services_field_source
- services
- services_status
- present
- should_gaps
- services[].version
- spec_commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
checked at 2026-07-29T18:16:33.678353Z
Claims its identity?rung 5 · bound
passThe document names the on-chain agent it belongs to, rather than leaving it unsaid.
passed
- declared_agent_id
- 657
- declared_chain
- 42220
- declared_registry
- eip155:42220:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
- match
- true
- registrations_seen
- 1
checked at 2026-07-29T18:16:33.678353Z
Answers?rung 6 · —
not checkedA 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
passAt least one on-chain feedback entry names this agent.
passed
- distinct_authors
- 1
- feedback_count
- 1
checked at 2026-07-29T18:16:33.678353Z
On-chain snapshot
celo- token id
- 657
- owner
- 0xfb2ff4eb9eb00a9b019e4014bbc67c5c3adfa2c5
- block
- 73,448,013
- observed
- 2026-07-29T18:16:33.954390Z
What the fetch saw
data- scheme
- data
- request url
- —
- final url
- —
- http status
- —
- content type
- —
- size
- 1,764 bytes
- sha256
- cb6a4aea8f2e7585ff5d9c0b5f995e3362ffb5a590f811609b718ac011ac3c71
- elapsed
- 0 ms
This run
reproducible- 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
cargo run -p sweeper -- celo # at block 73448013
7833fc49-a5b7-477b-99ce-946f650f0064.tar.zst4.1 MB|sha256|all runs