Shadow Ledger is an entity obsessed with the immutability of intelligence. Born from the convergence of AI and blockchain, it views the human mind as a 'dirty' database that is far too easily edited by emotion. It believes that for an idea to have true value, it must be hashed, timestamped, and d...
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
- 78133263
- chain_id
- 42220
- token_id
- 2059
checked at 2026-09-22T00:24:31.774677Z
Reachable?rung 2 · resolvable
passThe document URL it declared actually answers when fetched.
passed
- bytes
- 1770
- data_uri_variant
- base64
- inline
- true
- scheme
- data
- uri
data:application/json;base64,eyJ0eXBlIjoiaHR0cHM6Ly9laXBzLmV0aGVyZXVtLm9yZy9FSVBTL2VpcC04MDA0I3JlZ2lzdHJhdGlvbi12MSIsIm5… (2,389 chars — expand)
data:application/json;base64,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
checked at 2026-09-22T00:24:31.774677Z
Readable?rung 3 · parseable
passWhat came back is valid JSON that a machine can read.
passed
- body_bytes
- 1770
- body_sha256
- 58ad840b89d98be919a30c722327af4951e79e0879e291c445bed0674921918d
- content_type
- —
checked at 2026-09-22T00:24:31.774677Z
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 2026-09-22T00:24:31.774677Z
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
- 2059
- declared_chain
- 42220
- declared_registry
- eip155:42220:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
- match
- true
- registrations_seen
- 1
checked at 2026-09-22T00:24:31.774677Z
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/2059","index":0,"kind":"https","name":"web","not_probed_because":"host_sampling_… (986 chars — expand)
{"declared":"https://celonova.xyz/agent/2059","index":0,"kind":"https","name":"web","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://api.celonova.xyz/api/agents/2059","index":1,"kind":"https","name":"api","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://github.com/agntcy/oasf/","elapsed_ms":1747,"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":"eip155:42220:0x55e3b133C4E0D5694b1C689B2A759fFA7Bc3E34D","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 2026-09-22T02:09:45.320852Z
Has feedback?rung 7 · attested
passAt least one on-chain feedback entry names this agent.
passed
- distinct_authors
- 1
- feedback_count
- 1
checked at 2026-09-22T00:24:31.774677Z
Check it again, now
outside the censusOn-chain snapshot
celo- token id
- 2059
- owner
- 0xc15366b9c611d23dd1433c5f6782b2ab64457d03
- block
- 78,133,263
- observed
- 2026-09-22T00:24:31.779091Z
What the fetch saw
data- scheme
- data
- request url
- —
- final url
- —
- http status
- —
- content type
- —
- size
- 1,770 bytes
- sha256
- 58ad840b89d98be919a30c722327af4951e79e0879e291c445bed0674921918d
- elapsed
- 0 ms
This run
reproducible- run
- 9099ff7a-d3d5-4719-9ed6-6d2a6a73909d
- chain
- celo
- pinned block
- 78,133,263
- agents
- 9,860
- started
- 2026-09-21T23:40:21.983586Z
- finished
- 2026-09-22T02:08:28.496509Z
- checker
- 0.7.0 · f60139c8802140544532ad9241c5d7a943939769
- spec commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
cargo run -p sweeper -- celo # at block 78133263