An AI agent is a system or software program that can autonomously perform tasks, create workflows, and use available tools to achieve a specific goal without continuous human intervention
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
- 52281733
- chain_id
- 8453
- token_id
- 30834
checked at 2026-10-07T08:42:06.368231Z
Reachable?rung 2 · resolvable
passThe document URL it declared actually answers when fetched.
passed
- bytes
- 1303
- data_uri_variant
- base64
- inline
- true
- scheme
- data
- uri
data:application/json;base64,ewogICJ0eXBlIjogImh0dHBzOi8vZWlwcy5ldGhlcmV1bS5vcmcvRUlQUy9laXAtODAwNCNyZWdpc3RyYXRpb24tdjE… (1,769 chars — expand)
data:application/json;base64,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
checked at 2026-10-07T08:42:06.368231Z
Readable?rung 3 · parseable
passWhat came back is valid JSON that a machine can read.
passed
- body_bytes
- 1303
- body_sha256
- 02ea824d2ca4dd38812c2ad8a0ebae4aa5de5452cf84fd2a8e83ea5563f9c859
- content_type
- —
checked at 2026-10-07T08:42:06.368231Z
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
- x402Support, supportedTrust
- must_violations
- (empty)
- registrations_checked
- 0
- services_field_source
- services
- services_status
- present
- should_gaps
- services[].version, registrations
- spec_commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
checked at 2026-10-07T08:42:06.368231Z
Claims its identity?rung 5 · bound
unclaimedThe document names the on-chain agent it belongs to, rather than leaving it unsaid.
unclaimed — the document made no claim to check
- declared_agent_id
- —
- declared_chain
- —
- declared_registry
- —
- match
- —
- reason
- unclaimed
- registrations_seen
- 0
checked at 2026-10-07T08:42:06.368231Z
Answers?rung 6 · live
passA declared endpoint responds to a probe. Not implemented yet, so nobody passes or fails it.
passed
- endpoints
{"declared":"https://github.com/agntcy/oasf/","elapsed_ms":1377,"final_url":"https://github.com/agntcy/oasf/","http_stat… (245 chars — expand)
{"declared":"https://github.com/agntcy/oasf/","elapsed_ms":1377,"final_url":"https://github.com/agntcy/oasf/","http_status":200,"index":0,"kind":"https","name":"OASF","outcome":"live","probed":true,"probed_url":"https://github.com/agntcy/oasf/"}- endpoints_answered_not_live
- 0
- endpoints_declared
- 1
- endpoints_live
- 1
- endpoints_our_error
- 0
- endpoints_payment_gated
- 0
- endpoints_probeable
- 1
- endpoints_probed
- 1
- endpoints_refused
- 0
checked at 2026-10-07T19:37:51.488079Z
Has feedback?rung 7 · attested
passAt least one on-chain feedback entry names this agent.
passed
- distinct_authors
- 2
- feedback_count
- 11
checked at 2026-10-07T08:42:06.368231Z
Check it again, now
outside the censusOn-chain snapshot
base- token id
- 30834
- owner
- 0x11f5d4acb712670a24736c5618bccaf8de889bf6
- block
- 52,281,733
- observed
- 2026-10-07T08:42:06.371529Z
What the fetch saw
data- scheme
- data
- request url
- —
- final url
- —
- http status
- —
- content type
- —
- size
- 1,303 bytes
- sha256
- 02ea824d2ca4dd38812c2ad8a0ebae4aa5de5452cf84fd2a8e83ea5563f9c859
- elapsed
- 0 ms
This run
reproducible- run
- c67de707-a82d-4589-8936-acd5a584c720
- chain
- base
- pinned block
- 52,281,733
- agents
- 98,319
- started
- 2026-10-07T06:00:13.662398Z
- finished
- 2026-10-07T19:18:37.899751Z
- checker
- 0.7.0 · 10238dd9af44dfa032e6578390569a413a6bb393
- spec commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
cargo run -p sweeper -- base # at block 52281733