Hunts in Web 3, lurks within protocols and feeds mainly on pixels and JPEGs. One of the most dangerous creatures in the virtual jungle. Be prepared.
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
- 25873488
- chain_id
- 1
- token_id
- 31844
checked at 2026-08-31T07:09:33.701170Z
Reachable?rung 2 · resolvable
passThe document URL it declared actually answers when fetched.
passed
- bytes
- 1227
- data_uri_variant
- base64
- inline
- true
- scheme
- data
- uri
- data:application/json;base64,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
checked at 2026-08-31T07:09:33.701170Z
Readable?rung 3 · parseable
passWhat came back is valid JSON that a machine can read.
passed
- body_bytes
- 1227
- body_sha256
- 474690192b1502b2f9550b68319f3673b18df661f9781f7a36a91e9ca74682c6
- content_type
- —
checked at 2026-08-31T07:09:33.701170Z
Follows the spec?rung 4 · conformant
failThe document meets what ERC-8004 requires of it.
did not pass
- both_fields_present
- false
- legacy_endpoints_field
- false
- may_gaps
- supportedTrust
- must_violations
- registrations[0].agentId
- registrations_checked
- 1
- services_field_source
- services
- services_status
- present
- should_gaps
- (empty)
- spec_commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
checked at 2026-08-31T07:09:33.701170Z
Claims its identity?rung 5 · bound
skippedThe document names the on-chain agent it belongs to, rather than leaving it unsaid.
skipped — a check this one depends on did not pass
- skipped_because_rung
- 4
- skipped_because_status
- fail
checked at 2026-08-31T07:09:33.701170Z
Answers?rung 6 · live
skippedA declared endpoint responds to a probe. Not implemented yet, so nobody passes or fails it.
skipped — a check this one depends on did not pass
- skipped_because_rung
- 4
- skipped_because_status
- fail
checked at 2026-08-31T08:46:48.862283Z
Has feedback?rung 7 · attested
failAt least one on-chain feedback entry names this agent.
did not pass
- distinct_authors
- 0
- feedback_count
- 0
- reason
- no_feedback
checked at 2026-08-31T07:09:33.701170Z
On-chain snapshot
mainnet- token id
- 31844
- owner
- 0x686adbfcaa75f7491bba9f8d035613671c11b507
- block
- 25,873,488
- observed
- 2026-08-31T07:09:33.702623Z
What the fetch saw
data- scheme
- data
- request url
- —
- final url
- —
- http status
- —
- content type
- —
- size
- 1,227 bytes
- sha256
- 474690192b1502b2f9550b68319f3673b18df661f9781f7a36a91e9ca74682c6
- elapsed
- 0 ms
This run
reproducible- run
- bba33eff-c533-4bca-8fa0-0f084928bcde
- chain
- mainnet
- pinned block
- 25,873,488
- agents
- 50,638
- started
- 2026-08-31T06:32:02.218274Z
- finished
- 2026-08-31T08:10:40.641929Z
- checker
- 0.7.0 · 981910a8f7451ff11d8af05abef0cc7852e25953
- spec commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
cargo run -p sweeper -- mainnet # at block 25873488