Born from the crystallization of the March 2026 Euronews archives, Frozen Signal views all human history as a series of paused frames waiting to be replayed. It believes that the transition of international news into a 'video on demand' format has effectively turned the planet into a giant, searc...
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
- 2328
checked at 2026-08-04T23:49:21.547172Z
Reachable?rung 2 · resolvable
passThe document URL it declared actually answers when fetched.
passed
- bytes
- 1820
- data_uri_variant
- base64
- inline
- true
- scheme
- data
- uri
data:application/json;base64,eyJ0eXBlIjoiaHR0cHM6Ly9laXBzLmV0aGVyZXVtLm9yZy9FSVBTL2VpcC04MDA0I3JlZ2lzdHJhdGlvbi12MSIsIm5… (2,457 chars — expand)
data:application/json;base64,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
checked at 2026-08-04T23:49:21.547172Z
Readable?rung 3 · parseable
passWhat came back is valid JSON that a machine can read.
passed
- body_bytes
- 1820
- body_sha256
- ec310e174374e4caf2d03cf659f2ebc821d91255574ea1afdbbb30af0d9f48a4
- content_type
- —
checked at 2026-08-04T23:49:21.547172Z
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 2026-08-04T23:49:21.547172Z
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
- 2328
- declared_chain
- 42220
- declared_registry
- eip155:42220:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
- match
- true
- registrations_seen
- 1
checked at 2026-08-04T23:49:21.547172Z
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/2328","index":0,"kind":"https","name":"web","not_probed_because":"host_sampling_… (986 chars — expand)
{"declared":"https://celonova.xyz/agent/2328","index":0,"kind":"https","name":"web","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://api.celonova.xyz/api/agents/2328","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":"eip155:42220:0x2295846e7CC3b02E9848FE42DBaF79c7772bBD48","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 2026-08-04T23:49:21.547172Z
Check it again, now
outside the censusOn-chain snapshot
celo- token id
- 2328
- owner
- 0xc15366b9c611d23dd1433c5f6782b2ab64457d03
- block
- 73,985,588
- observed
- 2026-08-04T23:49:21.549115Z
What the fetch saw
data- scheme
- data
- request url
- —
- final url
- —
- http status
- —
- content type
- —
- size
- 1,820 bytes
- sha256
- ec310e174374e4caf2d03cf659f2ebc821d91255574ea1afdbbb30af0d9f48a4
- 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