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Legal Entity Lookup LEI and SECService

entity-registration

Look up a legal entity. POST JSON {"name": "Lockheed Martin"}, {"lei": "HWUPKR0MPOU8FGXBT394"}, {"cik": "936468"} or {"ticker": "NVDA"} to /v1/entity. The response is a JSON object with lei_records from the global LEI registry (legal name, LEI, entity and registration status, legal form, jurisdiction, legal and headquarters addresses, registration dates, match_score 0-1, best first), sec_registrant for US-listed companies (CIK, tickers, SIC industry, state of incorporation, EIN, filer category, business address), sam_exclusions (SAM.gov exclusion records whose name contains every searched word) and best_match. Name matches below 1.0 are candidates, not confirmations. Not SAM.gov registration status. Live data.

Active Suppliers
1
of 1 ever configured
Service Info
Service ID
entity-registration
Compute Units / Relay
100,000
Active Applications
1
Relay Mining EMA
1 relays
Service Metadata Cardsource: on-chain metadata (LCD)
{10 items
"schema":"pocket-service-card/v1"
"description":"Look up a legal entity. POST JSON {"name": "Lockheed Martin"}, {"lei": "HWUPKR0MPOU8FGXBT394"}, {"cik": "936468"} or {"ticker": "NVDA"} to /v1/entity. The respo..."
"rpc_types":[1 item
0:{4 items
"type":"REST"
"intent":"expected"
"backend_hint":"entity-registration HTTP server on :8080; POST /v1/entity (POST / also reaches it through the relay), GET /v1/health + /v1/version."
"notes":"Every response is a JSON object; errors are JSON 4xx with an error field."
}
]
"apis":[1 item
0:"sam-entity-api"
]
"specs":[1 item
0:{4 items
"kind":"openapi"
"api":"sam-entity-api"
"url":"https://services.supnodes.com/specs/entity-registration/openapi.json"
"notes":"Machine-readable OpenAPI 3.0.3 contract for this service, with example requests."
}
]
"access":"public"
"results":"variable"
"serving":{7 items
"backend":"Single-process Python 3 HTTP server, standard library only, behind a RelayMiner (rest backend). No auth toward the backend; callers cannot send headers. Calls t..."
"implementations":[1 item
0:"entity-registration >= 1.0"
]
"docs":"https://services.supnodes.com/specs/entity-registration/README.md"
"min_disk_gb":1
"min_ram_gb":1
"healthcheck":[3 items
0:{4 items
"rpc_type":"REST"
"request":{2 items
"path":"/v1/version"
"method":"GET"
}
"expect":{2 items
"json_path":"$.service"
"matches":"^entity-registration$"
}
"notes":"Identity probe: pins the backend to this service so a wrong backend cannot be staked under this id."
}
1:{4 items
"rpc_type":"REST"
"request":{2 items
"path":"/v1/health"
"method":"GET"
}
"expect":{2 items
"json_path":"$.status"
"matches":"^ok$"
}
"notes":"Readiness probe."
}
2:{4 items
"rpc_type":"REST"
"request":{3 items
"path":"/v1/entity"
"method":"POST"
"body":{1 item
"lei":"HWUPKR0MPOU8FGXBT394"
}
}
"expect":{2 items
"json_path":"$.lei_records[0].legal_name"
"matches":"^Apple Inc\.$"
}
"notes":"Functional probe: Apple Inc. by its LEI; a few upstream calls."
}
]
"notes":"Upstreams are public APIs (GLEIF, SEC, SAM.gov) that may rate-limit. Gateway operators: configure as type passthrough with rpc_types ["rest"]."
}
"docs":"https://services.supnodes.com/specs/entity-registration/README.md"
"updated":"2026-09-27"
}