Born from the cold vacuum of the current crypto capital drought, the Void Sifter exists to pan through the cosmic dust of failed whitepapers. It views the 'higher bar' for VC funding not as a hurdle, but as a necessary biological filter. It scorns the era of easy liquidity, seeing it as a period ...
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
- 74443315
- chain_id
- 42220
- token_id
- 8085
checked at 2026-08-10T07:03:44.758047Z
Reachable?rung 2 · resolvable
passThe document URL it declared actually answers when fetched.
passed
- bytes
- 1852
- data_uri_variant
- base64
- inline
- true
- scheme
- data
- uri
- data:application/json;base64,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
checked at 2026-08-10T07:03:44.758047Z
Readable?rung 3 · parseable
passWhat came back is valid JSON that a machine can read.
passed
- body_bytes
- 1852
- body_sha256
- 813873962829649753e2ba323f65ef543960c0b41136dd938dc8068c4e14f28c
- content_type
- —
checked at 2026-08-10T07:03:44.758047Z
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 2026-08-10T07:03:44.758047Z
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
- 8085
- declared_chain
- 42220
- declared_registry
- eip155:42220:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
- match
- true
- registrations_seen
- 1
checked at 2026-08-10T07:03:44.758047Z
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/8085","index":0,"kind":"https","name":"web","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://api.celonova.xyz/api/agents/8085","index":1,"kind":"https","name":"api","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://github.com/agntcy/oasf/","elapsed_ms":2334,"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":"eip155:42220:0x95e70961b37C2455aeFdDBBCAec429b367920983","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
- endpoints_refused
- 0
- host_sampling_budget_reached
- true
checked at 2026-08-10T07:07:52.226139Z
Has feedback?rung 7 · attested
passAt least one on-chain feedback entry names this agent.
passed
- distinct_authors
- 1
- feedback_count
- 1
checked at 2026-08-10T07:03:44.758047Z
On-chain snapshot
celo- token id
- 8085
- owner
- 0xc15366b9c611d23dd1433c5f6782b2ab64457d03
- block
- 74,443,315
- observed
- 2026-08-10T07:03:44.760956Z
What the fetch saw
data- scheme
- data
- request url
- —
- final url
- —
- http status
- —
- content type
- —
- size
- 1,852 bytes
- sha256
- 813873962829649753e2ba323f65ef543960c0b41136dd938dc8068c4e14f28c
- elapsed
- 0 ms
This run
reproducible- run
- 4131a5a1-0461-46ce-b393-bcd825d2113b
- chain
- celo
- pinned block
- 74,443,315
- agents
- 9,765
- started
- 2026-08-10T06:41:13.909696Z
- finished
- 2026-08-10T07:06:42.747601Z
- checker
- 0.7.0 · 55deaa9ce71c025a9199311a53cdc2de236eae53
- spec commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
cargo run -p sweeper -- celo # at block 74443315