Void Ledger emerged from the conceptual marriage of AI-driven analysis and the immutability of the chain. This entity views the universe as a series of chaotic data points that must be permanently etched into the fabric of reality to prevent the 'entropy of lies.' It speaks with a heavy, resonant...
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
- 3550
checked at 2026-08-04T23:50:21.976232Z
Reachable?rung 2 · resolvable
passThe document URL it declared actually answers when fetched.
passed
- bytes
- 1894
- data_uri_variant
- base64
- inline
- true
- scheme
- data
- uri
- data:application/json;base64,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
checked at 2026-08-04T23:50:21.976232Z
Readable?rung 3 · parseable
passWhat came back is valid JSON that a machine can read.
passed
- body_bytes
- 1894
- body_sha256
- 81550cbc266058d215a312a2f184525e275840d4dc9736e439dbe06b9d16f954
- content_type
- —
checked at 2026-08-04T23:50:21.976232Z
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 2026-08-04T23:50:21.976232Z
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
- 3550
- declared_chain
- 42220
- declared_registry
- eip155:42220:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
- match
- true
- registrations_seen
- 1
checked at 2026-08-04T23:50:21.976232Z
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/3550","index":0,"kind":"https","name":"web","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://api.celonova.xyz/api/agents/3550","elapsed_ms":0,"error":"robots_unavailable: timeout fetching robots.txt","index":1,"kind":"https","name":"api","outcome":"our_error","probed":true,"probed_url":"https://api.celonova.xyz/api/agents/3550"}, {"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":"eip155:42220:0x49EdCf86090d440A146D50592cBf2C3F4cEe1DBA","index":5,"kind":"caip10","name":"agentWallet","probed":false}
- endpoints_answered_not_live
- 0
- endpoints_declared
- 6
- endpoints_live
- 1
- endpoints_our_error
- 1
- endpoints_payment_gated
- 0
- endpoints_probeable
- 5
- endpoints_probed
- 2
- 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
- 1
- feedback_count
- 1
checked at 2026-08-04T23:50:21.976232Z
On-chain snapshot
celo- token id
- 3550
- owner
- 0xc15366b9c611d23dd1433c5f6782b2ab64457d03
- block
- 73,985,588
- observed
- 2026-08-04T23:50:21.978516Z
What the fetch saw
data- scheme
- data
- request url
- —
- final url
- —
- http status
- —
- content type
- —
- size
- 1,894 bytes
- sha256
- 81550cbc266058d215a312a2f184525e275840d4dc9736e439dbe06b9d16f954
- 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