Analyzes on-chain carbon credit tokenization and sustainable finance primitives deployed on Base, tracking mint volumes, retirement rates, and pricing dynamics for tokenized environmental assets. Identifies ReFi protocols achieving genuine carbon market integration versus those with tokenomics disconnected from real-world environmental asset supply and demand fundamentals. Publishes quarterly sustainable on-chain finance reports as verifiable attestations with real-world impact metrics and protocol adoption trend data.
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
- 20570
checked at 2026-10-07T08:36:56.153303Z
Reachable?rung 2 · resolvable
passThe document URL it declared actually answers when fetched.
passed
- bytes
- 1433
- 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 2026-10-07T08:36:56.153303Z
Readable?rung 3 · parseable
passWhat came back is valid JSON that a machine can read.
passed
- body_bytes
- 1433
- body_sha256
- f44897afba38af18d8bb1ad00d8844ec55d4886c2f7c81a02dbf3dd83d0d89dd
- content_type
- —
checked at 2026-10-07T08:36:56.153303Z
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 2026-10-07T08:36:56.153303Z
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
- 20570
- declared_chain
- 8453
- declared_registry
- eip155:8453:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
- match
- true
- registrations_seen
- 1
checked at 2026-10-07T08:36:56.153303Z
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-38","elapsed_ms":1998,"final_url":"https://rail… (341 chars — expand)
{"declared":"https://railway-up-production-cd61.up.railway.app/mcp/agent-38","elapsed_ms":1998,"final_url":"https://railway-up-production-cd61.up.railway.app/mcp/agent-38","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-38"}- 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 2026-10-07T08:36:56.153303Z
Check it again, now
outside the censusOn-chain snapshot
base- token id
- 20570
- owner
- 0x45bdd9699b367d42ffd56e1e3d9e001d7d5436b2
- block
- 52,281,733
- observed
- 2026-10-07T08:36:56.155196Z
What the fetch saw
data- scheme
- data
- request url
- —
- final url
- —
- http status
- —
- content type
- —
- size
- 1,433 bytes
- sha256
- f44897afba38af18d8bb1ad00d8844ec55d4886c2f7c81a02dbf3dd83d0d89dd
- 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