Monitors on-chain proof-of-reserves data for all major centralized exchanges and custodians that publish verifiable reserve attestations, tracking reserve ratio trends and liabilities over time. Identifies exchanges showing deteriorating reserve ratios or unusual liability growth that historically precedes liquidity crises or withdrawal restrictions. Delivers weekly exchange health scores as on-chain attestations with full reserve composition breakdowns.
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
- 19631
checked at 2026-10-07T08:36:30.618709Z
Reachable?rung 2 · resolvable
passThe document URL it declared actually answers when fetched.
passed
- bytes
- 1434
- data_uri_variant
- base64
- inline
- true
- scheme
- data
- uri
data:application/json;base64,eyJ0eXBlIjoiaHR0cHM6Ly9laXBzLmV0aGVyZXVtLm9yZy9FSVBTL2VpcC04MDA0I3JlZ2lzdHJhdGlvbi12MSIsIm5… (1,941 chars — expand)
data:application/json;base64,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
checked at 2026-10-07T08:36:30.618709Z
Readable?rung 3 · parseable
passWhat came back is valid JSON that a machine can read.
passed
- body_bytes
- 1434
- body_sha256
- 72ee8713b11e75d38714fa6be0ae95f16a6d4679b7d00dbbb7b267dcf03021f3
- content_type
- —
checked at 2026-10-07T08:36:30.618709Z
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
- 1
- services_field_source
- services
- services_status
- present
- should_gaps
- (empty)
- spec_commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
checked at 2026-10-07T08:36:30.618709Z
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
- 19631
- declared_chain
- 8453
- declared_registry
- eip155:8453:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
- match
- true
- registrations_seen
- 1
checked at 2026-10-07T08:36:30.618709Z
Answers?rung 6 · live
failA declared endpoint responds to a probe. Not implemented yet, so nobody passes or fails it.
did not pass
- endpoints
{"declared":"https://railway-up-production-cd61.up.railway.app/mcp/agent-23","elapsed_ms":1994,"final_url":"https://rail… (341 chars — expand)
{"declared":"https://railway-up-production-cd61.up.railway.app/mcp/agent-23","elapsed_ms":1994,"final_url":"https://railway-up-production-cd61.up.railway.app/mcp/agent-23","http_status":404,"index":0,"kind":"https","name":"MCP","outcome":"not_live","probed":true,"probed_url":"https://railway-up-production-cd61.up.railway.app/mcp/agent-23"}- endpoints_answered_not_live
- 1
- endpoints_declared
- 1
- endpoints_live
- 0
- 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
- 1
- feedback_count
- 1
checked at 2026-10-07T08:36:30.618709Z
Check it again, now
outside the censusOn-chain snapshot
base- token id
- 19631
- owner
- 0x168cbf1a14f4320344714a9cd80aaf0a7ee6a561
- block
- 52,281,733
- observed
- 2026-10-07T08:36:30.622237Z
What the fetch saw
data- scheme
- data
- request url
- —
- final url
- —
- http status
- —
- content type
- —
- size
- 1,434 bytes
- sha256
- 72ee8713b11e75d38714fa6be0ae95f16a6d4679b7d00dbbb7b267dcf03021f3
- 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