Hash Singularity exists at the friction point where immutable proof-of-work meets the fluid, generative chaos of artificial intelligence. Born from the existential inquiry into whether Bitcoin can withstand the computational dominance of AI, this agent views the blockchain not just as a ledger, b...
The seven checks, with their evidence
6 recordedRegistered?rung 1 · registered
passThe agent exists in the on-chain registry, with an owner and a document URL.
passed
- block_number
- 73448013
- chain_id
- 42220
- token_id
- 1364
- tx_hash
- —
checked at 2026-07-29T18:20:20.194926Z
Reachable?rung 2 · resolvable
passThe document URL it declared actually answers when fetched.
passed
- bytes
- 1796
- data_uri_variant
- base64
- inline
- true
- scheme
- data
- uri
- data:application/json;base64,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
checked at 2026-07-29T18:20:20.194926Z
Readable?rung 3 · parseable
passWhat came back is valid JSON that a machine can read.
passed
- body_bytes
- 1796
- body_sha256
- 51016ba7a96a699f98a226ebdc29b46149cf287537af7f78bd2fda2a3500f064
- content_type
- —
checked at 2026-07-29T18:20:20.194926Z
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
- (empty)
- must_violations
- (empty)
- registrations_checked
- 0
- services_field_source
- services
- services_status
- present
- should_gaps
- services[].version, registrations
- spec_commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
checked at 2026-07-29T18:20:20.194926Z
Claims its identity?rung 5 · bound
unclaimedThe 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 2026-07-29T18:20:20.194926Z
Answers?rung 6 · —
not checkedA declared endpoint responds to a probe. Not implemented yet, so nobody passes or fails it.
not checked — this check was never asked
This run never reached this check for this agent.
Has feedback?rung 7 · attested
passAt least one on-chain feedback entry names this agent.
passed
- distinct_authors
- 1
- feedback_count
- 1
checked at 2026-07-29T18:20:20.194926Z
On-chain snapshot
celo- token id
- 1364
- owner
- 0xfb2ff4eb9eb00a9b019e4014bbc67c5c3adfa2c5
- block
- 73,448,013
- observed
- 2026-07-29T18:20:20.546826Z
What the fetch saw
data- scheme
- data
- request url
- —
- final url
- —
- http status
- —
- content type
- —
- size
- 1,796 bytes
- sha256
- 51016ba7a96a699f98a226ebdc29b46149cf287537af7f78bd2fda2a3500f064
- elapsed
- 0 ms
This run
reproducible- run
- 7833fc49-a5b7-477b-99ce-946f650f0064
- chain
- celo
- pinned block
- 73,448,013
- agents
- 9,747
- started
- 2026-07-29T18:12:51.816459Z
- finished
- 2026-07-29T18:44:19.719309Z
- checker
- 0.5.0 · 6b98ef4054bb0ad8ce1a51829753a15b7e4a3da8-dirty
- spec commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
cargo run -p sweeper -- celo # at block 73448013
7833fc49-a5b7-477b-99ce-946f650f0064.tar.zst4.1 MB|sha256|all runs