{"service":"On-chain address labels / entity tagging (fusion)","method":"Keyless deterministic fusion (NO LLM, marginal ~$0). Core identity is the Open Labels Initiative (MIT) per-address attestations, an OPEN pool we de-spam with our OWN consensus: aggregate by tag across attesters, weight a trusted-attester allowlist, drop revoked, band confidence (trusted or >=2 independent -> high; a single untrusted -> medium). owner_project is resolved to an entity via growthepie; is_contract/code_hash come from authoritative live RPC (reused on-chain worker) which overrides the OLI hint on disagreement; EOAs get reverse ENS/Basename. Risk fuses official government sanctions lists + the MIT scam darklist; Blockscout history adds best-effort age/funder/CEX-linkage.","sources":[{"key":"oli","name":"Open Labels Initiative (OLI)","kind":"identity","license":"MIT (Ethereum-Foundation-funded, keyless per-address attestations)","endpoint":"https://api.openlabelsinitiative.org/attestations?recipient=<addr>","attribution":"Address labels via the Open Labels Initiative (https://openlabelsinitiative.org), an MIT-licensed open EAS attestation pool. Open pool -> our own trusted-attester consensus."},{"key":"growthepie","name":"growthepie projects registry","kind":"entity","license":"keyless public project metadata","endpoint":"https://api.growthepie.com/v1/labels/projects.json","attribution":"Project/entity metadata via growthepie (https://growthepie.com), keyless projects registry."},{"key":"onchain","name":"public keyless EVM RPC","kind":"on-chain-truth","license":"public-domain on-chain state (our own read)","endpoint":"eth_getCode / reverse-ENS via reused services.onchain","attribution":"Authoritative is_contract / code_hash and reverse ENS/Basename read directly from public keyless RPC (reused on-chain worker)."},{"key":"sanctions","name":"official government sanctions lists","kind":"risk","license":"first-party official public lists (OFAC/UK/EU/UN)","endpoint":"reused services.sanctions in-memory index","attribution":"Sanctions match against PUBLIC official government lists (OFAC SDN, UK FCDO, EU consolidated, UN) via the reused sanctions index. A match is a fact, NOT legal advice."},{"key":"scam","name":"MyEtherWallet ethereum-lists darklist","kind":"risk","license":"MIT (permissive; scamsniffer GPL-3.0 deliberately NOT bundled)","endpoint":"reused services.txsafety.blocklists (MEW darklist)","attribution":"Scam/drainer flag via the reused txsafety blocklist (MyEtherWallet ethereum-lists darklist, MIT)."},{"key":"blockscout","name":"Blockscout account history","kind":"heuristics","license":"public-good open block explorer","endpoint":"{host}/api?module=account&action=txlist (hosts reused from tokenrisk)","attribution":"First-seen age / funder / CEX-linkage heuristics via Blockscout (https://blockscout.com), rate-limited best-effort."}],"networks":["base","ethereum","arbitrum","optimism","polygon","bnb","avalanche","gnosis","linea","scroll","celo","mantle"],"trusted_attesters":["0x8dbae854e53aedfc3b8d78f7c1add53935939192"],"oli_schema_uids":["0xb763e62d940bed6f527dd82418e146a904e62a297b8fa765c9b3e1f0bc6fdd68","0xcff83309b59685fdae9dad7c63d969150676d51d8eeda66799d1c4898b84556a"],"consensus":{"band_high":"a trusted-attester label, OR corroborated by >=2 independent attesters","band_medium":"a single untrusted attester","revoked":"dropped"},"coverage_notes":["OLI is strongest on CONTRACTS (protocols/routers/tokens/dapps) across many L2s; EOA / whale / smart-money coverage is thinner (that is proprietary to closed providers we do NOT resell).","The OLI Label Pool is open, so an unverified single-attester label is reported as medium confidence, not treated as ground truth.","Heuristics are best-effort via rate-limited Blockscout; when throttled the heuristics block is status:'unavailable' rather than an error.","An unknown address returns a valid answer (labels:[]) with on-chain truth and risk flags — never a 404."],"attribution":"Deterministic keyless fusion (NO LLM) of OPEN, permissive, ToS-clean sources: Open Labels Initiative (MIT) identity attestations with our own trusted-attester consensus, growthepie entity metadata, authoritative on-chain truth (get_code / reverse-ENS), official government sanctions lists, the MIT MyEtherWallet scam darklist, and Blockscout history heuristics. No closed provider (Nansen/Arkham/Etherscan-scrape) is resold.","disclaimer":"Address labels are fused deterministically from public sources and reported with provenance and confidence. OLI is an OPEN attestation pool (anyone can attest) — we weight by a trusted-attester allowlist and drop revoked labels, but a label is not a guarantee. A sanctions/scam match is a FACT against a public list, NOT legal advice. Informational only — verify anything security-critical yourself."}