{"slug":"apkcube-apk-signing-cert-lookup-0c90b750","name":"APKCube APK Signing Cert Lookup","summary":"Every Android app signed by one signing certificate: look up a SHA-256 certificate fingerprint to find all packages and publishers that key has signed. Finds repackaged apps and related malware families, since a key that signed one repackaged app has usually signed others. Keyless pay-per-call in USDC on Base or Solana: no account or API key.","status":"unreachable","indexable":false,"listed_since":"2026-10-25T17:51:25.926314Z","sources":[{"source":"x402_bazaar","external_id":"https://apkcube.com/api/v1/lookup/certificate/:fingerprint","owner_address":"0xaf4ed8d6d780d15e0937e7fbe65627ed451e9c09","seen_at":"2026-10-27T12:29:50.855308Z","removed_at":null}],"endpoints":[{"url":"https://apkcube.com/api/v1/lookup/certificate/:fingerprint","host":"apkcube.com","protocol":"x402","state":"unreachable","last_probe_at":"2026-10-26T13:10:49.857214Z","last_ok_at":null,"tools_count":null,"tools_changed_at":null,"uptime_24h":null,"uptime_30d":0.0}],"also_listed_as":[{"slug":"apkcube-com-9a434364","name":"apkcube.com"}],"payment_options":[],"usage":{"source":"x402_bazaar","unique_payers_30d":1,"paid_calls_30d":1,"last_paid_at":"2026-10-24T09:30:55.446Z","reported_at":"2026-10-27T12:29:50.855308Z"},"assessment":{"method":"2026.10.2","checks":[{"id":"answers","state":"fail","reason":"Has not answered a check yet."},{"id":"owner","state":"fail","reason":"No one has proven control of its domain or of the wallet it is paid at."},{"id":"track_record","state":"fail","reason":"Listed for 1 days; 30 are needed."},{"id":"real_customers","state":"fail","reason":"1 different wallets paid it in 30 days, as the x402 Bazaar reports (not yet counted by addrbook); 10 are needed."},{"id":"clean_scan","state":"not_applicable","reason":"Not an MCP server."}],"passed":0,"applicable":4,"contradicted":false,"computed_at":"2026-10-27T05:58:30.372384Z"},"identity":{"endpoint_domains":["apkcube.com"],"proven_domains":[],"proven_wallets":[],"namesakes":[],"namesake_count":0,"identity_checks":[],"wallet_attestations":[],"human_backings":[]},"replies":[],"customers":null,"scan":null,"notice":"Not affiliated with addrbook — claim or request removal."}