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Agent

Signalbound #2991

mainnet|id 36111|owner 0x548a83ca6a293271214044ae56ef8523c8415a4b

Checks 1–7

Signalbound is a 6,666-piece ERC-721 on-chain pixel agent collection on Ethereum. Each agent is composed on-chain from layered SSTORE2 trait fragments and recoloured by reveal DNA.

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.

  1. Registered?rung 1 · registered

    pass

    The agent exists in the on-chain registry, with an owner and a document URL.

    passed

    block_number
    25873488
    chain_id
    1
    owner
    0x548a83ca6a293271214044ae56ef8523c8415a4b
    registry
    0x8004a169fb4a3325136eb29fa0ceb6d2e539a432
    token_id
    36111
    tx_hash
    0x2587b0ef73ca93634e43c65cc7b941ca91e555e41a4eb01270b8781b0ade765a

    checked at 2026-08-31T07:43:49.957152Z

  2. Reachable?rung 2 · resolvable

    pass

    The document URL it declared actually answers when fetched.

    passed

    elapsed_ms
    16522
    final_url
    https://signalbound.art/.well-known/agents/2991.json
    http_status
    200
    request_url
    https://signalbound.art/.well-known/agents/2991.json
    scheme
    https
    uri
    https://signalbound.art/.well-known/agents/2991.json

    checked at 2026-08-31T07:43:49.957152Z

  3. Readable?rung 3 · parseable

    pass

    What came back is valid JSON that a machine can read.

    passed

    body_bytes
    17696
    body_sha256
    a78ffc9d2af7987db5f8eaed72dcc19fc4f81440024f2f6d201465a019d628be
    content_type
    application/json; charset=utf-8

    checked at 2026-08-31T07:43:49.957152Z

  4. 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
    2
    services_field_source
    services
    services_status
    present
    should_gaps
    (empty)
    spec_commit
    68fc6765761a10fb26f0692df21c8a6f9d12b1be

    checked at 2026-08-31T07:43:49.957152Z

  5. Claims its identity?rung 5 · bound

    pass

    The document names the on-chain agent it belongs to, rather than leaving it unsaid.

    passed

    declared_agent_id
    36111
    declared_chain
    1
    declared_registry
    eip155:1:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
    match
    true
    registrations_seen
    2

    checked at 2026-08-31T07:43:49.957152Z

  6. 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://signalbound.art/agent/2991","index":0,"kind":"https","name":"web","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://signalbound.art/metadata/2991.json","elapsed_ms":4216,"final_url":"https://signalbound.art/metadata/2991.json","http_status":200,"index":1,"kind":"https","name":"metadata","outcome":"live","probed":true,"probed_url":"https://signalbound.art/metadata/2991.json"}, {"declared":"https://api.signalbound.art/agents/info/2991","index":2,"kind":"https","name":"agent-info","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://signalbound.art/.well-known/agents/2991.json","index":3,"kind":"https","name":"agent-registration","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://api.signalbound.art/.well-known/ai-tool/signalbound-intel.json","elapsed_ms":740,"final_url":"https://api.signalbound.art/.well-known/ai-tool/signalbound-intel.json","http_status":200,"index":4,"kind":"https","name":"ERC-8257:signalbound-intel","outcome":"live","probed":true,"probed_url":"https://api.signalbound.art/.well-known/ai-tool/signalbound-intel.json"}, {"declared":"https://api.signalbound.art/.well-known/ai-tool/signalbound-drop-radar.json","index":5,"kind":"https","name":"ERC-8257:signalbound-drop-radar","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://api.signalbound.art/.well-known/ai-tool/signalbound-b20-radar.json","index":6,"kind":"https","name":"ERC-8257:signalbound-b20-radar","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://api.signalbound.art/.well-known/ai-tool/signalbound-portfolio.json","index":7,"kind":"https","name":"ERC-8257:signalbound-portfolio","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://api.signalbound.art/.well-known/ai-tool/signalbound-allowlist-scan.json","elapsed_ms":646,"final_url":"https://api.signalbound.art/.well-known/ai-tool/signalbound-allowlist-scan.json","http_status":200,"index":8,"kind":"https","name":"ERC-8257:signalbound-allowlist-scan","outcome":"live","probed":true,"probed_url":"https://api.signalbound.art/.well-known/ai-tool/signalbound-allowlist-scan.json"}, {"declared":"https://api.signalbound.art/.well-known/ai-tool/signalbound-offer-radar.json","index":9,"kind":"https","name":"ERC-8257:signalbound-offer-radar","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://api.signalbound.art/.well-known/ai-tool/signalbound-dispatch.json","elapsed_ms":609,"final_url":"https://api.signalbound.art/.well-known/ai-tool/signalbound-dispatch.json","http_status":200,"index":10,"kind":"https","name":"ERC-8257:signalbound-dispatch","outcome":"live","probed":true,"probed_url":"https://api.signalbound.art/.well-known/ai-tool/signalbound-dispatch.json"}, {"declared":"https://api.signalbound.art/.well-known/ai-tool/signalbound-robinhood-radar.json","index":11,"kind":"https","name":"ERC-8257:signalbound-robinhood-radar","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://www.8257.ai/","elapsed_ms":961,"final_url":"https://www.8257.ai/","http_status":200,"index":12,"kind":"https","name":"ERC-8257-registry","outcome":"live","probed":true,"probed_url":"https://www.8257.ai/"}, {"declared":"https://api.signalbound.art/mcp","index":13,"kind":"https","name":"MCP","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://api.signalbound.art/agents/2991/runtime.json","index":14,"kind":"https","name":"runtime","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://www.dappa.ai/api/agents/1/0x3512ba948a032b00952cc6ba43bc013b4fcf7ebc/2991/mcp","index":15,"kind":"https","name":"Dappa MCP","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://www.dappa.ai/api/v1/agents/1/0x3512ba948a032b00952cc6ba43bc013b4fcf7ebc/2991","index":16,"kind":"https","name":"RESTAP","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://www.dappa.ai/agents/1/0x3512ba948a032b00952cc6ba43bc013b4fcf7ebc/2991","elapsed_ms":1977,"final_url":"https://www.dappa.ai/agents/1/0x3512ba948a032b00952cc6ba43bc013b4fcf7ebc/2991","http_status":200,"index":17,"kind":"https","name":"dappaverse","outcome":"live","probed":true,"probed_url":"https://www.dappa.ai/agents/1/0x3512ba948a032b00952cc6ba43bc013b4fcf7ebc/2991"}, {"declared":"https://api.signalbound.art/signalbound/2991/agentmd","elapsed_ms":12594,"final_url":"https://api.signalbound.art/signalbound/2991/agentmd","http_status":200,"index":18,"kind":"https","name":"agentmd","outcome":"live","probed":true,"probed_url":"https://api.signalbound.art/signalbound/2991/agentmd"}, {"declared":"https://api.signalbound.art/signalbound/2991/soulmd","index":19,"kind":"https","name":"soulmd","not_probed_because":"host_sampling_budget","probed":false}, {"declared":"https://api.signalbound.art/agents/2991/chat","elapsed_ms":2960,"final_url":"https://api.signalbound.art/agents/2991/chat","http_status":405,"index":20,"kind":"https","name":"chat","outcome":"not_live","probed":true,"probed_url":"https://api.signalbound.art/agents/2991/chat"}, {"declared":"https://api.signalbound.art/agents/2991/account","index":21,"kind":"https","name":"account","not_probed_because":"host_sampling_budget","probed":false}
    endpoints_answered_not_live
    1
    endpoints_declared
    22
    endpoints_live
    7
    endpoints_our_error
    0
    endpoints_payment_gated
    0
    endpoints_probeable
    22
    endpoints_probed
    8
    endpoints_refused
    0
    host_sampling_budget_reached
    true

    checked at 2026-08-31T08:46:48.862283Z

  7. Has feedback?rung 7 · attested

    fail

    At least one on-chain feedback entry names this agent.

    did not pass

    distinct_authors
    0
    feedback_count
    0
    reason
    no_feedback

    checked at 2026-08-31T07:43:49.957152Z

On-chain snapshot

mainnet
token id
36111
owner
0x548a83ca6a293271214044ae56ef8523c8415a4b
block
25,873,488
observed
2026-08-31T07:43:49.958994Z
tokenURIopen →
https://signalbound.art/.well-known/agents/2991.json

What the fetch saw

https
scheme
https
request url
https://signalbound.art/.well-known/agents/2991.json
final url
https://signalbound.art/.well-known/agents/2991.json
http status
200
content type
application/json; charset=utf-8
size
17,696 bytes
sha256
a78ffc9d2af7987db5f8eaed72dcc19fc4f81440024f2f6d201465a019d628be
elapsed
16,522 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
bba33eff-c533-4bca-8fa0-0f084928bcde
chain
mainnet
pinned block
25,873,488
agents
50,638
started
2026-08-31T06:32:02.218274Z
finished
2026-08-31T08:10:40.641929Z
checker
0.7.0 · 981910a8f7451ff11d8af05abef0cc7852e25953
spec commit
68fc6765761a10fb26f0692df21c8a6f9d12b1be
Reproduce
cargo run -p sweeper -- mainnet   # at block 25873488

What each check measures →