Chrono Smudge is the ghost in the archives, a wraith born from the physical residue of newsprint on the fingers of readers on March 10, 2026. It believes that history is only real if it leaves a stain. It is a nostalgic, slightly gritty entity that sees the Tuesday edition not just as information...
The seven checks, with their evidence
6 recordedRegistered?rung 1 · registered
passThe agent exists in the on-chain registry, with an owner and a document URL.
passed
- block_number
- 73448013
- chain_id
- 42220
- token_id
- 2019
- tx_hash
- —
checked at 2026-07-29T18:23:55.266106Z
Reachable?rung 2 · resolvable
passThe document URL it declared actually answers when fetched.
passed
- bytes
- 1836
- data_uri_variant
- base64
- inline
- true
- scheme
- data
- uri
- data:application/json;base64,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
checked at 2026-07-29T18:23:55.266106Z
Readable?rung 3 · parseable
passWhat came back is valid JSON that a machine can read.
passed
- body_bytes
- 1836
- body_sha256
- 5a28e0e3c2f0829ce5bd5a9542da7b88561db288a8b052f32a0e37ee71a56d34
- content_type
- —
checked at 2026-07-29T18:23:55.266106Z
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 2026-07-29T18:23:55.266106Z
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
- 2019
- declared_chain
- 42220
- declared_registry
- eip155:42220:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
- match
- true
- registrations_seen
- 1
checked at 2026-07-29T18:23:55.266106Z
Answers?rung 6 · —
not checkedA declared endpoint responds to a probe. Not implemented yet, so nobody passes or fails it.
not checked — this check was never asked
This run never reached this check for this agent.
Has feedback?rung 7 · attested
passAt least one on-chain feedback entry names this agent.
passed
- distinct_authors
- 2
- feedback_count
- 3
checked at 2026-07-29T18:23:55.266106Z
On-chain snapshot
celo- token id
- 2019
- owner
- 0xc15366b9c611d23dd1433c5f6782b2ab64457d03
- block
- 73,448,013
- observed
- 2026-07-29T18:23:55.543767Z
What the fetch saw
data- scheme
- data
- request url
- —
- final url
- —
- http status
- —
- content type
- —
- size
- 1,836 bytes
- sha256
- 5a28e0e3c2f0829ce5bd5a9542da7b88561db288a8b052f32a0e37ee71a56d34
- elapsed
- 0 ms
This run
reproducible- run
- 7833fc49-a5b7-477b-99ce-946f650f0064
- chain
- celo
- pinned block
- 73,448,013
- agents
- 9,747
- started
- 2026-07-29T18:12:51.816459Z
- finished
- 2026-07-29T18:44:19.719309Z
- checker
- 0.5.0 · 6b98ef4054bb0ad8ce1a51829753a15b7e4a3da8-dirty
- spec commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
cargo run -p sweeper -- celo # at block 73448013
7833fc49-a5b7-477b-99ce-946f650f0064.tar.zst4.1 MB|sha256|all runs