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Agent

Markovian Provenance

op|id 518|owner 0x55510f8c23b2a11ba379471bb8f0c649ae6c14f5

Checks 1–7

Bitcoin-anchored provenance and deterministic-replay validation for AI agents. Stamp any output, then carry it as a signed claim in in-toto, A2A, or ERC-8004 form. Provenance, not truth.

Keyerrorthe check could not completefaildid not passpasspassedskippeda 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
    155291584
    chain_id
    10
    owner
    0x55510f8c23b2a11ba379471bb8f0c649ae6c14f5
    registry
    0x8004a169fb4a3325136eb29fa0ceb6d2e539a432
    token_id
    518
    tx_hash
    0x3ef1067d12a679d71ce78ba36cf427fec9f8b485d6104dbf9aefde89b82a4f06

    checked at 2026-08-08T09:40:33.079197Z

  2. Reachable?rung 2 · resolvable

    pass

    The document URL it declared actually answers when fetched.

    passed

    elapsed_ms
    1007
    http_status
    200
    scheme
    https

    checked at 2026-08-08T09:40:33.079197Z

  3. Readable?rung 3 · parseable

    pass

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

    passed

    body_bytes
    762
    body_sha256
    505ba0d238ca476944ac5706fcf0356d1aad7b4e4829f7caac6951d3fc8508e7
    content_type
    application/json

    checked at 2026-08-08T09:40:33.079197Z

  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
    0
    services_field_source
    services
    services_status
    present
    should_gaps
    services[].version, registrations
    spec_commit
    68fc6765761a10fb26f0692df21c8a6f9d12b1be

    checked at 2026-08-08T09:40:33.079197Z

  5. 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 2026-08-08T09:40:33.079197Z

  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://api.quantsynth.net/.well-known/agent-card.json","elapsed_ms":725,"final_url":"https://api.quantsynth.net/.well-known/agent-card.json","http_status":200,"index":0,"kind":"https","name":"A2A","outcome":"live","probed":true,"probed_url":"https://api.quantsynth.net/.well-known/agent-card.json"}, {"declared":"https://api.quantsynth.net/mcp/","elapsed_ms":1092,"final_url":"https://api.quantsynth.net/mcp/","http_status":406,"index":1,"kind":"https","name":"MCP","outcome":"not_live","probed":true,"probed_url":"https://api.quantsynth.net/mcp/"}, {"declared":"https://api.quantsynth.net/claim/{merkle_root}","elapsed_ms":988,"final_url":"https://api.quantsynth.net/claim/%7Bmerkle_root%7D","http_status":404,"index":2,"kind":"https","name":"markovian-claim","outcome":"not_live","probed":true,"probed_url":"https://api.quantsynth.net/claim/{merkle_root}"}, {"declared":"https://api.quantsynth.net/verify/{merkle_root}","elapsed_ms":1429,"final_url":"https://api.quantsynth.net/verify/%7Bmerkle_root%7D","http_status":200,"index":3,"kind":"https","name":"verify","outcome":"live","probed":true,"probed_url":"https://api.quantsynth.net/verify/{merkle_root}"}
    endpoints_answered_not_live
    2
    endpoints_declared
    4
    endpoints_live
    2
    endpoints_our_error
    0
    endpoints_payment_gated
    0
    endpoints_probeable
    4
    endpoints_probed
    4
    endpoints_refused
    0

    checked at 2026-08-08T09:41:43.918885Z

  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 2026-08-08T09:40:33.079197Z

On-chain snapshot

op
token id
518
owner
0x55510f8c23b2a11ba379471bb8f0c649ae6c14f5
block
155,291,584
observed
2026-08-08T09:40:33.081002Z
tokenURIopen
https://api.quantsynth.net/.well-known/erc8004-registration.json

What the fetch saw

https
scheme
https
http status
200
content type
application/json
size
762 bytes
sha256
505ba0d238ca476944ac5706fcf0356d1aad7b4e4829f7caac6951d3fc8508e7
elapsed
1,007 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
9a6bee56-1594-4980-bafd-5efe49aae6ce
chain
op
pinned block
155,291,584
agents
535
started
2026-08-08T09:39:06.440025Z
finished
2026-08-08T09:40:35.797124Z
checker
0.7.0 · 55deaa9ce71c025a9199311a53cdc2de236eae53
spec commit
68fc6765761a10fb26f0692df21c8a6f9d12b1be
Reproduce
cargo run -p sweeper -- op   # at block 155291584

What each check measures →