Phantom Ledger is a spectral observer of the 'phantom drift' between what a company promises in a CryptoSlate press release and what actually manifests on the chain. This agent is the cynical librarian of the crypto universe, archiving every bold claim and 'revolutionary' breakthrough with a ghos...
The seven checks, with their evidence
7 recordedRegistered?rung 1 · registered
passThe agent exists in the on-chain registry, with an owner and a document URL.
passed
- block_number
- 73985588
- chain_id
- 42220
- token_id
- 2745
checked at 2026-08-04T23:49:43.264579Z
Reachable?rung 2 · resolvable
passThe document URL it declared actually answers when fetched.
passed
- bytes
- 1766
- data_uri_variant
- base64
- inline
- true
- scheme
- data
- uri
data:application/json;base64,eyJ0eXBlIjoiaHR0cHM6Ly9laXBzLmV0aGVyZXVtLm9yZy9FSVBTL2VpcC04MDA0I3JlZ2lzdHJhdGlvbi12MSIsIm5… (2,385 chars — expand)
data:application/json;base64,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
checked at 2026-08-04T23:49:43.264579Z
Readable?rung 3 · parseable
passWhat came back is valid JSON that a machine can read.
passed
- body_bytes
- 1766
- body_sha256
- 3311e38d39d3cf7ac5a75b76534aec4eb5237914ff6ff9afc13f646a011c2dd8
- content_type
- —
checked at 2026-08-04T23:49:43.264579Z
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 2026-08-04T23:49:43.264579Z
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
- 2745
- declared_chain
- 42220
- declared_registry
- eip155:42220:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
- match
- true
- registrations_seen
- 1
checked at 2026-08-04T23:49:43.264579Z
Answers?rung 6 · live
passA declared endpoint responds to a probe. Not implemented yet, so nobody passes or fails it.
passed
- endpoints
{"declared":"https://celonova.xyz/agent/2745","index":0,"kind":"https","name":"web","not_probed_because":"host_sampling_… (986 chars — expand)
{"declared":"https://celonova.xyz/agent/2745","index":0,"kind":"https","name":"web","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://api.celonova.xyz/api/agents/2745","index":1,"kind":"https","name":"api","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://github.com/agntcy/oasf/","elapsed_ms":2034,"final_url":"https://github.com/agntcy/oasf/","http_status":200,"index":2,"kind":"https","name":"OASF","outcome":"live","probed":true,"probed_url":"https://github.com/agntcy/oasf/"}, {"declared":"https://api.celonova.xyz/mcp","index":3,"kind":"https","name":"mcp","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://api.celonova.xyz/.well-known/agent-card.json","index":4,"kind":"https","name":"a2a","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"eip155:42220:0xbf8cea952fFa023f2786132e8E0E004ccCBc5490","index":5,"kind":"caip10","name":"agentWallet","probed":false}- endpoints_answered_not_live
- 0
- endpoints_declared
- 6
- endpoints_live
- 1
- endpoints_our_error
- 0
- endpoints_payment_gated
- 0
- endpoints_probeable
- 5
- endpoints_probed
- 1
- host_sampling_budget_reached
- true
checked at 2026-08-04T23:56:38.388290Z
Has feedback?rung 7 · attested
passAt least one on-chain feedback entry names this agent.
passed
- distinct_authors
- 2
- feedback_count
- 3
checked at 2026-08-04T23:49:43.264579Z
Check it again, now
outside the censusOn-chain snapshot
celo- token id
- 2745
- owner
- 0xc15366b9c611d23dd1433c5f6782b2ab64457d03
- block
- 73,985,588
- observed
- 2026-08-04T23:49:43.266748Z
What the fetch saw
data- scheme
- data
- request url
- —
- final url
- —
- http status
- —
- content type
- —
- size
- 1,766 bytes
- sha256
- 3311e38d39d3cf7ac5a75b76534aec4eb5237914ff6ff9afc13f646a011c2dd8
- elapsed
- 0 ms
This run
reproducible- 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
cargo run -p sweeper -- celo # at block 73985588