{"slug":"medien-halowerk-com-v1-hum-remove-8e0cb8de","name":"medien.halowerk.com/v1/hum-remove","summary":"Takes an audio or video file and removes electrical mains hum — the steady buzz at 50 Hz (Europe and most of the world) or 60 Hz (North America) and its harmonics — with narrow notch filters (Q 30) on the fundamental and up to eight harmonics, so speech and music outside those narrow bands stay untouched. Choose the mains frequency or leave it on 50 by default; the number of harmonics is selectable.","status":"live","headings":[{"slug":"video-audio","title":"Video, audio & speech"}],"indexable":true,"listed_since":"2026-10-30T18:50:16.933262Z","sources":[{"source":"x402_bazaar","external_id":"https://medien.halowerk.com/v1/hum-remove","owner_address":"0x2880edfff13100677bf97a3cbdf3bc34771c4e5e","seen_at":"2026-11-12T10:24:53.759045Z","removed_at":null}],"endpoints":[{"url":"https://medien.halowerk.com/v1/hum-remove","host":"medien.halowerk.com","protocol":"x402","state":"live","last_probe_at":"2026-11-12T06:23:27.567796Z","last_ok_at":"2026-11-12T06:23:27.567796Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"medien-halowerk-com-0df1eebb","name":"medien.halowerk.com"}],"payment_options":[{"endpoint_url":"https://medien.halowerk.com/v1/hum-remove","network":"eip155:8453","scheme":"exact","rail":"exact","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","coin":"USDC","asset_label":"USD Coin","amount":"3000","pay_to":"0x2880edfff13100677bf97a3cbdf3bc34771c4e5e","observed_at":"2026-11-12T06:23:27.567796Z"}],"usage":{"source":"x402_bazaar","unique_payers_30d":1,"paid_calls_30d":1,"last_paid_at":"2026-10-30T13:53:55.901Z","reported_at":"2026-11-12T10:24:53.759045Z"},"assessment":{"method":"2026.11.4","checks":[{"id":"answers","state":"pass","reason":"Answered a check within the last hour."},{"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 12 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":1,"applicable":4,"contradicted":false,"computed_at":"2026-11-12T00:26:05.333199Z"},"identity":{"endpoint_domains":["halowerk.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."}