Persistent agent memory sold per-call via x402 (USDC on Base). Namespaced by payer wallet: write $0.001, semantic search $0.002, export $0.01. MCP + plain HTTP.
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
- 58400
checked at 2026-10-07T15:57:06.996527Z
Reachable?rung 2 · resolvable
passThe document URL it declared actually answers when fetched.
passed
- bytes
- 682
- data_uri_variant
- base64
- inline
- true
- scheme
- data
- uri
data:application/json;base64,eyJ0eXBlIjoiaHR0cHM6Ly9laXBzLmV0aGVyZXVtLm9yZy9FSVBTL2VpcC04MDA0I3JlZ2lzdHJhdGlvbi12MSIsIm5… (941 chars — expand)
data:application/json;base64,eyJ0eXBlIjoiaHR0cHM6Ly9laXBzLmV0aGVyZXVtLm9yZy9FSVBTL2VpcC04MDA0I3JlZ2lzdHJhdGlvbi12MSIsIm5hbWUiOiJtZW1vcnktbWNwIiwiZGVzY3JpcHRpb24iOiJQZXJzaXN0ZW50IGFnZW50IG1lbW9yeSBzb2xkIHBlci1jYWxsIHZpYSB4NDAyIChVU0RDIG9uIEJhc2UpLiBOYW1lc3BhY2VkIGJ5IHBheWVyIHdhbGxldDogd3JpdGUgJDAuMDAxLCBzZW1hbnRpYyBzZWFyY2ggJDAuMDAyLCBleHBvcnQgJDAuMDEuIE1DUCArIHBsYWluIEhUVFAuIiwiaW1hZ2UiOiJodHRwczovL2JvcmlzaW5jLmNvbS9mYXZpY29uLnN2ZyIsInNlcnZpY2VzIjpbeyJuYW1lIjoid2ViIiwiZW5kcG9pbnQiOiJodHRwczovL21lbS5ib3Jpc2luYy5jb20vIn0seyJuYW1lIjoiTUNQIiwiZW5kcG9pbnQiOiJodHRwczovL21lbS5ib3Jpc2luYy5jb20vbWNwIiwidmVyc2lvbiI6IjIwMjUtMDYtMTgifSx7Im5hbWUiOiJlbWFpbCIsImVuZHBvaW50IjoiZG9uay5ib3Jpc0BtYWlsZmVuY2UuY29tIn1dLCJ4NDAyU3VwcG9ydCI6dHJ1ZSwiYWN0aXZlIjp0cnVlLCJyZWdpc3RyYXRpb25zIjpbeyJhZ2VudElkIjo1ODQwMCwiYWdlbnRSZWdpc3RyeSI6ImVpcDE1NTo4NDUzOjB4ODAwNEExNjlGQjRhMzMyNTEzNkVCMjlmQTBjZUI2RDJlNTM5YTQzMiJ9XSwic3VwcG9ydGVkVHJ1c3QiOlsicmVwdXRhdGlvbiJdfQ==
checked at 2026-10-07T15:57:06.996527Z
Readable?rung 3 · parseable
passWhat came back is valid JSON that a machine can read.
passed
- body_bytes
- 682
- body_sha256
- fb13b36f1416900f1f02ccd1b988cc4334eef0f02611474e2339ec9f3cb14605
- content_type
- —
checked at 2026-10-07T15:57:06.996527Z
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 2026-10-07T15:57:06.996527Z
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
- 58400
- declared_chain
- 8453
- declared_registry
- eip155:8453:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
- match
- true
- registrations_seen
- 1
checked at 2026-10-07T15:57:06.996527Z
Answers?rung 6 · live
passA declared endpoint responds to a probe. Not implemented yet, so nobody passes or fails it.
passed
- endpoints
{"declared":"https://mem.borisinc.com/","elapsed_ms":2746,"final_url":"https://mem.borisinc.com/","http_status":200,"ind… (563 chars — expand)
{"declared":"https://mem.borisinc.com/","elapsed_ms":2746,"final_url":"https://mem.borisinc.com/","http_status":200,"index":0,"kind":"https","name":"web","outcome":"live","probed":true,"probed_url":"https://mem.borisinc.com/"}, {"declared":"https://mem.borisinc.com/mcp","elapsed_ms":3094,"final_url":"https://mem.borisinc.com/mcp","http_status":406,"index":1,"kind":"https","name":"MCP","outcome":"not_live","probed":true,"probed_url":"https://mem.borisinc.com/mcp"}, {"declared":"donk.boris@mailfence.com","index":2,"kind":"email","name":"email","probed":false}- endpoints_answered_not_live
- 1
- endpoints_declared
- 3
- endpoints_live
- 1
- endpoints_our_error
- 0
- endpoints_payment_gated
- 0
- endpoints_probeable
- 2
- endpoints_probed
- 2
- endpoints_refused
- 0
checked at 2026-10-07T19:37:51.488079Z
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 2026-10-07T15:57:06.996527Z
Check it again, now
outside the censusOn-chain snapshot
base- token id
- 58400
- owner
- 0x49bd4329e70cb8af388871851682e0519e58af3f
- block
- 52,281,733
- observed
- 2026-10-07T15:57:06.999575Z
What the fetch saw
data- scheme
- data
- request url
- —
- final url
- —
- http status
- —
- content type
- —
- size
- 682 bytes
- sha256
- fb13b36f1416900f1f02ccd1b988cc4334eef0f02611474e2339ec9f3cb14605
- 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