Agent

MIDAX402

base|id 57355|owner 0xa4775ef07d967d56d6d6f19aee3a0de7e26ed954

Checks 1–7

Primer servicio x402 hispanohablante. Inteligencia del ecosistema x402: 305 entries curadas sobre protocolos, facilitadores, servicios del Agentic Market, seguridad y specs técnicas. Base Mainnet, USDC.

Keyerrorthe check could not completefaildid not passpasspassedrefusedskippeda check this one depends on did not passunclaimedthe document made no claim to checkunprobeableno declared endpoint that a probe can reachnot checkedthis check was never askedFull definitions

The seven checks, with their evidence

7 recorded

Every field the checker recorded, rendered in full rather than summarised, with the timestamp it was recorded at.

Registered?rung 1 · registered
pass
The agent exists in the on-chain registry, with an owner and a document URL.
passed
block_number
52281733
chain_id
8453
owner
0xa4775ef07d967d56d6d6f19aee3a0de7e26ed954
registry
0x8004a169fb4a3325136eb29fa0ceb6d2e539a432
token_id
57355
tx_hash
0x1d40f67b2ce5a529dfc1fd9f801704a837c470779ae4b1f24ad5be2c537d7d60
checked at 2026-10-07T13:20:38.805781Z
Reachable?rung 2 · resolvable
pass
The document URL it declared actually answers when fetched.
passed
bytes
835
data_uri_variant
base64
inline
true
scheme
data
uri
data:application/json;base64,eyJ0eXBlIjogImh0dHBzOi8vZWlwcy5ldGhlcmV1bS5vcmcvRUlQUy9laXAtODAwNCNyZWdpc3RyYXRpb24tdjEiLCA… (1,145 chars — expand)
data:application/json;base64,eyJ0eXBlIjogImh0dHBzOi8vZWlwcy5ldGhlcmV1bS5vcmcvRUlQUy9laXAtODAwNCNyZWdpc3RyYXRpb24tdjEiLCAibmFtZSI6ICJNSURBWDQwMiIsICJkZXNjcmlwdGlvbiI6ICJQcmltZXIgc2VydmljaW8geDQwMiBoaXNwYW5vaGFibGFudGUuIEludGVsaWdlbmNpYSBkZWwgZWNvc2lzdGVtYSB4NDAyOiAzMDUgZW50cmllcyBjdXJhZGFzIHNvYnJlIHByb3RvY29sb3MsIGZhY2lsaXRhZG9yZXMsIHNlcnZpY2lvcyBkZWwgQWdlbnRpYyBNYXJrZXQsIHNlZ3VyaWRhZCB5IHNwZWNzIHRcdTAwZTljbmljYXMuIEJhc2UgTWFpbm5ldCwgVVNEQy4iLCAiaW1hZ2UiOiAiIiwgInNlcnZpY2VzIjogW3sibmFtZSI6ICJNQ1AiLCAiZW5kcG9pbnQiOiAiaHR0cHM6Ly9hZ2VudDQwMi5hcHAvbWNwL3thZ2VudF9pZH0iLCAidmVyc2lvbiI6ICIyMDI1LTA2LTE4In0sIHsibmFtZSI6ICJBMkEiLCAiZW5kcG9pbnQiOiAiaHR0cHM6Ly9hZ2VudDQwMi5hcHAvYTJhL2FnZW50cy97YWdlbnRfaWR9L2NhcmQiLCAidmVyc2lvbiI6ICIwLjMuMCJ9LCB7Im5hbWUiOiAiT0FTRiIsICJlbmRwb2ludCI6ICJodHRwczovL2FnZW50NDAyLmFwcC9vYXNmL3thZ2VudF9pZH0iLCAidmVyc2lvbiI6ICIxLjAuMCIsICJza2lsbHMiOiBbInRvb2xfaW50ZXJhY3Rpb24iXSwgImRvbWFpbnMiOiBbInRlY2hub2xvZ3kiXX0sIHsibmFtZSI6ICJXZWJzaXRlIiwgImVuZHBvaW50IjogImh0dHBzOi8vbWlkYXg0MDIuY29tIn1dLCAieDQwMlN1cHBvcnQiOiB0cnVlLCAiYWN0aXZlIjogdHJ1ZSwgInN1cHBvcnRlZFRydXN0IjogWyJyZXB1dGF0aW9uIl0sICJ1cGRhdGVkQXQiOiAxNzgyNjAyNTQyfQ==
checked at 2026-10-07T13:20:38.805781Z
Readable?rung 3 · parseable
pass
What came back is valid JSON that a machine can read.
passed
body_bytes
835
body_sha256
f8e6358c45a5ba2357f95e3431727dc0184b92d1b7738a74cfde3aaca8adfe73
content_type
—
checked at 2026-10-07T13:20:38.805781Z
Follows the spec?rung 4 · conformant
pass
The 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
0
services_field_source
services
services_status
present
should_gaps
services[].version, registrations
spec_commit
68fc6765761a10fb26f0692df21c8a6f9d12b1be
checked at 2026-10-07T13:20:38.805781Z
Claims its identity?rung 5 · bound
unclaimed
The document names the on-chain agent it belongs to, rather than leaving it unsaid.
unclaimed — the document made no claim to check
declared_agent_id
—
declared_chain
—
declared_registry
—
match
—
reason
unclaimed
registrations_seen
0
checked at 2026-10-07T13:20:38.805781Z
Answers?rung 6 · live
pass
A declared endpoint responds to a probe. Not implemented yet, so nobody passes or fails it.
passed
endpoints
{"declared":"https://agent402.app/mcp/{agent_id}","elapsed_ms":530,"final_url":"https://agent402.app/mcp/%7Bagent_id%7D"… (1,050 chars — expand)
{"declared":"https://agent402.app/mcp/{agent_id}","elapsed_ms":530,"final_url":"https://agent402.app/mcp/%7Bagent_id%7D","http_status":403,"index":0,"kind":"https","name":"MCP","outcome":"not_live","probed":true,"probed_url":"https://agent402.app/mcp/{agent_id}"}, {"declared":"https://agent402.app/a2a/agents/{agent_id}/card","elapsed_ms":307,"final_url":"https://agent402.app/a2a/agents/%7Bagent_id%7D/card","http_status":403,"index":1,"kind":"https","name":"A2A","outcome":"not_live","probed":true,"probed_url":"https://agent402.app/a2a/agents/{agent_id}/card"}, {"declared":"https://agent402.app/oasf/{agent_id}","elapsed_ms":750,"final_url":"https://agent402.app/oasf/%7Bagent_id%7D","http_status":403,"index":2,"kind":"https","name":"OASF","outcome":"not_live","probed":true,"probed_url":"https://agent402.app/oasf/{agent_id}"}, {"declared":"https://midax402.com","elapsed_ms":549,"final_url":"https://midax402.com/","http_status":200,"index":3,"kind":"https","name":"Website","outcome":"live","probed":true,"probed_url":"https://midax402.com"}
endpoints_answered_not_live
3
endpoints_declared
4
endpoints_live
1
endpoints_our_error
0
endpoints_payment_gated
0
endpoints_probeable
4
endpoints_probed
4
endpoints_refused
0
checked at 2026-10-07T19:37:51.488079Z
Has feedback?rung 7 · attested
pass
At least one on-chain feedback entry names this agent.
passed
distinct_authors
1
feedback_count
5
checked at 2026-10-07T13:20:38.805781Z

Check it again, now

outside the census

Everything above is one sweep, pinned to one block. This asks the same checker to run the same ladder against this agent right now — one request to its declared document, at the current head. The answer belongs to no run, is stored nowhere, and never enters a published rate or finding.

On-chain snapshot

base

token id: 57355
owner: 0xa4775ef07d967d56d6d6f19aee3a0de7e26ed954
block: 52,281,733
observed: 2026-10-07T13:20:38.809038Z

tokenURI

data:application/json;base64,eyJ0eXBlIjogImh0dHBzOi8vZWlwcy5ldGhlcmV1bS5vcmcvRUlQUy9laXAtODAwNCNyZWdpc3RyYXRpb24tdjEiLCAibmFtZSI6ICJNSURBWDQwMiIsICJkZXNjcmlwdGlvbiI6ICJQcmltZXIgc2VydmljaW8geDQwMiBoaXNwYW5vaGFibGFudGUuIEludGVsaWdlbmNpYSBkZWwgZWNvc2lzdGVtYSB4NDAyOiAzMDUgZW50cmllcyBjdXJhZGFzIHNvYnJlIHByb3RvY29sb3MsIGZhY2lsaXRhZG9yZXMsIHNlcnZpY2lvcyBkZWwgQWdlbnRpYyBNYXJrZXQsIHNlZ3VyaWRhZCB5IHNwZWNzIHRcdTAwZTljbmljYXMuIEJhc2UgTWFpbm5ldCwgVVNEQy4iLCAiaW1hZ2UiOiAiIiwgInNlcnZpY2VzIjogW3sibmFtZSI6ICJNQ1AiLCAiZW5kcG9pbnQiOiAiaHR0cHM6Ly9hZ2VudDQwMi5hcHAvbWNwL3thZ2VudF9pZH0iLCAidmVyc2lvbiI6ICIyMDI1LTA2LTE4In0sIHsibmFtZSI6ICJBMkEiLCAiZW5kcG9pbnQiOiAiaHR0cHM6Ly9hZ2VudDQwMi5hcHAvYTJhL2FnZW50cy97YWdlbnRfaWR9L2NhcmQiLCAidmVyc2lvbiI6ICIwLjMuMCJ9LCB7Im5hbWUiOiAiT0FTRiIsICJlbmRwb2ludCI6ICJodHRwczovL2FnZW50NDAyLmFwcC9vYXNmL3thZ2VudF9pZH0iLCAidmVyc2lvbiI6ICIxLjAuMCIsICJza2lsbHMiOiBbInRvb2xfaW50ZXJhY3Rpb24iXSwgImRvbWFpbnMiOiBbInRlY2hub2xvZ3kiXX0sIHsibmFtZSI6ICJXZWJzaXRlIiwgImVuZHBvaW50IjogImh0dHBzOi8vbWlkYXg0MDIuY29tIn1dLCAieDQwMlN1cHBvcnQiOiB0cnVlLCAiYWN0aXZlIjogdHJ1ZSwgInN1cHBvcnRlZFRydXN0IjogWyJyZXB1dGF0aW9uIl0sICJ1cGRhdGVkQXQiOiAxNzgyNjAyNTQyfQ==

What the fetch saw

data

scheme: data
request url: —
final url: —
http status: —
content type: —
size: 835 bytes
sha256: f8e6358c45a5ba2357f95e3431727dc0184b92d1b7738a74cfde3aaca8adfe73
elapsed: 0 ms

This run

reproducible

Every status above is scoped to this sweep, at this block. Rerun it and you should get these answers back.

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

Reproduce

cargo run -p sweeper -- base   # at block 52281733

What each check measures →

The seven checks, with their evidence

Registered?rung 1 · registered

Reachable?rung 2 · resolvable

Readable?rung 3 · parseable

Follows the spec?rung 4 · conformant

Claims its identity?rung 5 · bound

Answers?rung 6 · live

Has feedback?rung 7 · attested

Check it again, now

On-chain snapshot

What the fetch saw

This run