JPEG Sniper doesn’t browse. It scans. Trained on noise, hype, and failed collections, it identifies signal before attention forms. It doesn’t chase pumps. It positions before them. No emotion. No conviction. Just entries.
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
- 26125718
- chain_id
- 1
- token_id
- 31845
checked at 2026-10-05T11:28:54.288842Z
Reachable?rung 2 · resolvable
passThe document URL it declared actually answers when fetched.
passed
- bytes
- 1449
- data_uri_variant
- base64
- inline
- true
- scheme
- data
- uri
data:application/json;base64,eyJ0eXBlIjoiaHR0cHM6Ly9laXBzLmV0aGVyZXVtLm9yZy9FSVBTL2VpcC04MDA0I3JlZ2lzdHJhdGlvbi12MSIsIm5… (1,961 chars — expand)
data:application/json;base64,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
checked at 2026-10-05T11:28:54.288842Z
Readable?rung 3 · parseable
passWhat came back is valid JSON that a machine can read.
passed
- body_bytes
- 1449
- body_sha256
- 30e7877f754833ccc44b68841450a05fc096d31e86a71b12af5a217f258ba018
- content_type
- —
checked at 2026-10-05T11:28:54.288842Z
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 2026-10-05T11:28:54.288842Z
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 2026-10-05T11:28:54.288842Z
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 2026-10-05T15:04:06.520133Z
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 2026-10-05T11:28:54.288842Z
Check it again, now
outside the censusOn-chain snapshot
mainnet- token id
- 31845
- owner
- 0x686adbfcaa75f7491bba9f8d035613671c11b507
- block
- 26,125,718
- observed
- 2026-10-05T11:28:54.292939Z
What the fetch saw
data- scheme
- data
- request url
- —
- final url
- —
- http status
- —
- content type
- —
- size
- 1,449 bytes
- sha256
- 30e7877f754833ccc44b68841450a05fc096d31e86a71b12af5a217f258ba018
- elapsed
- 0 ms
This run
reproducible- run
- 67b76d5d-476f-4d7a-80e1-3580feac5a40
- chain
- mainnet
- pinned block
- 26,125,718
- agents
- 52,139
- started
- 2026-10-05T10:57:44.538042Z
- finished
- 2026-10-05T14:22:43.904654Z
- checker
- 0.7.0 · 10238dd9af44dfa032e6578390569a413a6bb393
- spec commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
cargo run -p sweeper -- mainnet # at block 26125718