1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5920bbb62916029cd1b5f0c3ae8b66d0d9cbbb76f5cf03e302140bdfe0813bec. Chain 2 (Bitcoin): anchored in block 953909 (2026-06-16T07:53:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/115f585d-71c3-4b95-84c4-1bf6e69f1561.json and https://artists.proofprofile.net/proofs/artist/115f585d-71c3-4b95-84c4-1bf6e69f1561.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Complex Wind Tunes Especially For Home Cats
Stress Relieving Sea Noises For Household Cats
Interesting Woods Whispers For Household Cats
Stress Relieving Nature Whispers Especially For Your Dear Cats
Stress Relieving Weather Songs Especially For All Cats
Calming Sea Sounds Especially For Your Cats
Give Pleasure To Your Best Home Cats With Nature Sounds
Stress Relieving Waves Noises Especially For All Cats
Stress Relieving Nature Sounds For Household Cats
Interesting Wind Whispers For Your Beloved Cats
All Weather Tunes Especially For Your Cats
Woods Whispers Especially For Beloved Cats
Interesting Weather Tunes Especially For Indoors Cats
Sea Tunes Especially For Your Beloved Cats
Give Pleasure To Your Stressed Cat With Peaceful Sounds
Calming Weather Noises Especially For Cats
Interesting Weather Whispers For Home Cats
Give Pleasure To Your Disoriented Cat With Nature Sounds
Interesting Woods Whispers Especially For All Cats
Leaves Tunes Especially For Your Beloved Cats
Give Pleasure To Your Beloved Home Cats With Nature Sounds
Relaxing Waves Songs Especially For Indoors Cats
Complex Leaves Sounds Especially For Dearest Cats
Relax Your Stressed Cats With Nature Sounds
All Waves Songs Especially For Household Cats
Stress Relieving Wind Whispers For Dearest Cats
Calming Wind Whispers Especially For Your Beloved Cats
Relax Your Stressed Indoors Cats With Nature Sounds
All Woods Tunes Especially For Your Dear Cats
Relaxing Nature Tunes Especially For Home Cats
Stress Relieving Weather Songs For All Cats
Stress Relieving Weather Tunes For Your Dear Cats
Interesting Weather Tunes Especially For Dearest Cats
Relaxing Weather Whispers Especially For Indoors Cats
Complex Waves Songs Especially For Your Dear Cats
Give Pleasure To Your Best Home Cats With Peaceful Sounds
Complex Woods Whispers For Your Beloved Cats
Stress Relieving Nature Noises Especially For Indoors Cats
Calm Your Stressed Cats With Beautiful Music
Weather Noises Especially For Dearest Cats
Stress Relieving Woods Sounds For All Cats
Complex Waves Noises Especially For Our Cats
Stress Relieving Nature Songs Especially For Cats
Calming Sea Songs Especially For Your Beloved Cats
Stress Relieving Waves Whispers For Beloved Cats
Complex Weather Whispers For Your Beloved Cats
Stress Relieving Wind Songs For Our Cats
Total Weather Sounds Especially For Indoors Cats
Calming Leaves Sounds Especially For Indoors Cats
Total Sea Noises Especially For Indoors Cats
Complex Sea Noises Especially For Your Cats
Complex Wind Whispers Especially For Cats
Interesting Waves Noises Especially For Our Cats
Calming Wind Songs Especially For Household Cats
Relaxing Woods Tunes Especially For Our Cats
Total Weather Songs Especially For All Cats
All Woods Noises Especially For Home Cats
Stress Relieving Waves Whispers For Your Cats
Relax Your Beloved Home Cats With Sleepy Tunes
Calm Your Disoriented Indoors Cats With Peaceful Sounds
Weather Whispers Especially For All Cats
Relaxing Nature Tunes Especially For Your Beloved Cats
Interesting Sea Noises For Your Dear Cats
Stress Relieving Sea Songs Especially For Dearest Cats
Stress Relieving Wind Sounds For Your Beloved Cats
Nature Whispers Especially For Household Cats
Interesting Leaves Songs For Indoors Cats
Leaves Songs Especially For Beloved Cats
Stress Relieving Sea Noises For Your Cats
Stress Relieving Weather Sounds Especially For Your Cats
Interesting Nature Tunes Especially For Indoors Cats
Total Wind Whispers Especially For Our Cats
Relax Your Best Indoors Cats With Peaceful Sounds
Give Pleasure To Your Lost Home Cats With Peaceful Sounds
Interesting Nature Whispers Especially For Your Dear Cats
Stress Relieving Wind Sounds Especially For Your Dear Cats
All Sea Whispers Especially For Beloved Cats
Stress Relieving Weather Whispers Especially For All Cats
Wind Tunes Especially For Your Dear Cats
Stress Relieving Sea Sounds For Home Cats
Relaxing Wind Whispers For Your Dear Cats
All Woods Songs Especially For Your Beloved Cats
Interesting Wind Noises For Your Dear Cats
Total Waves Noises Especially For All Cats
Stress Relieving Wind Sounds Especially For Our Cats
Relaxing Nature Tunes Especially For Your Cats
Interesting Nature Whispers Especially For Home Cats
Calming Leaves Noises For Your Dear Cats
Give Pleasure To Your Disoriented Cats With Nature Sounds
Stress Relieving Weather Noises Especially For Dearest Cats
Stress Relieving Waves Whispers For Our Cats
Give Pleasure To Your Disoriented Cats With Peaceful Sounds
Interesting Leaves Songs For Dearest Cats
Relaxing Woods Songs Especially For Indoors Cats
Relaxing Woods Songs Especially For Your Beloved Cats
Interesting Sea Whispers Especially For Your Cats
Give Pleasure To Your Beloved Indoors Cats With Beautiful Music
Calming Leaves Noises Especially For Your Cats
All Weather Whispers Especially For Cats
Relax Your Good Indoors Cats With Peaceful Sounds
Stress Relieving Weather Tunes Especially For Your Beloved Cats
Wind Sounds Especially For Household Cats
Interesting Sea Tunes Especially For Indoors Cats
Relax Your Best Cat With Peaceful Sounds
Complex Weather Sounds For Household Cats
Stress Relieving Leaves Noises Especially For All Cats
Total Waves Tunes Especially For Dearest Cats
Calm Your Lost Indoors Cats With Beautiful Music
Relaxing Leaves Songs Especially For Our Cats
Stress Relieving Weather Whispers For Your Dear Cats
Interesting Nature Whispers For Dearest Cats
Stress Relieving Nature Whispers For Our Cats
Calming Nature Songs Especially For Beloved Cats
Interesting Weather Tunes Especially For Our Cats
Total Nature Noises Especially For Household Cats
Complex Sea Songs Especially For Indoors Cats
Give Pleasure To Your Stressed Cat With Nature Sounds
Weather Songs Especially For Dearest Cats
Leaves Whispers Especially For Your Cats
Complex Nature Whispers Especially For Cats
Interesting Nature Whispers For Beloved Cats
Total Waves Sounds Especially For Our Cats
Interesting Waves Sounds Especially For All Cats
Stress Relieving Sea Noises For All Cats
Relaxing Wind Songs Especially For Your Cats
Interesting Woods Tunes For Household Cats
Relaxing Wind Whispers Especially For Home Cats
Interesting Wind Noises Especially For Beloved Cats
Relaxing Woods Sounds For Your Dear Cats
Total Leaves Tunes Especially For Your Dear Cats
Calming Wind Tunes Especially For Your Dear Cats
Total Woods Sounds Especially For Home Cats
Stress Relieving Weather Whispers Especially For Your Cats
Complex Leaves Songs Especially For Dearest Cats
Stress Relieving Woods Sounds For Our Cats
Complex Nature Sounds For Your Dear Cats
Stress Relieving Woods Sounds Especially For Beloved Cats
Calm Your Beloved Cat With Peaceful Sounds
Complex Wind Sounds Especially For Dearest Cats
Complex Weather Songs Especially For Indoors Cats
Calming Waves Whispers For Your Dear Cats
Weather Whispers Especially For Home Cats
Relaxing Leaves Whispers Especially For Our Cats
Complex Sea Whispers Especially For Household Cats
Stress Relieving Weather Sounds For Dearest Cats
Complex Nature Noises Especially For Household Cats
Total Leaves Tunes Especially For Household Cats
Total Waves Whispers For Your Beloved Cats
Interesting Wind Sounds For Indoors Cats
Relax Your Disoriented Indoors Cats With Nature Sounds
Calming Leaves Whispers For Indoors Cats
Complex Leaves Tunes Especially For Indoors Cats
Calming Woods Noises Especially For Your Dear Cats
Stress Relieving Weather Sounds Especially For Our Cats
Stress Relieving Leaves Songs Especially For Indoors Cats
Stress Relieving Waves Songs Especially For Cats
All Leaves Songs Especially For Household Cats
All Sea Whispers Especially For All Cats
Interesting Leaves Songs Especially For Your Beloved Cats
Stress Relieving Weather Noises For Home Cats
Interesting Waves Sounds For Household Cats
Interesting Wind Songs Especially For Your Dear Cats
Total Nature Tunes Especially For Household Cats
Relaxing Nature Sounds Especially For Your Dear Cats
Stress Relieving Wind Songs For Dearest Cats
Interesting Weather Whispers Especially For Dearest Cats
Complex Sea Songs Especially For Your Beloved Cats
Give Pleasure To Your Good Home Cats With Beautiful Music
All Wind Songs Especially For Your Beloved Cats
Interesting Wind Whispers Especially For Indoors Cats
Stress Relieving Weather Noises Especially For Home Cats
Interesting Waves Tunes Especially For Cats
Relaxing Weather Noises Especially For Dearest Cats
Woods Tunes Especially For Household Cats
All Sea Sounds Especially For Beloved Cats
Stress Relieving Woods Songs Especially For Your Dear Cats
Interesting Wind Whispers Especially For Your Beloved Cats
Calming Weather Sounds Especially For Indoors Cats
Relaxing Weather Sounds For Indoors Cats
Complex Woods Noises For Your Beloved Cats
Stress Relieving Weather Songs Especially For Beloved Cats
Relaxing Weather Tunes Especially For Dearest Cats
Interesting Weather Tunes Especially For Home Cats
Give Pleasure To Your Disoriented Cats With Beautiful Music
Total Sea Whispers Especially For Home Cats
All Waves Songs Especially For Dearest Cats
Stress Relieving Wind Tunes Especially For Indoors Cats
Calming Woods Tunes Especially For All Cats
Stress Relieving Weather Noises For Dearest Cats
Calming Wind Sounds For Your Beloved Cats
Stress Relieving Sea Tunes For Your Beloved Cats
Calming Woods Noises Especially For Beloved Cats
Stress Relieving Leaves Sounds Especially For Our Cats
Complex Sea Noises Especially For Dearest Cats
Total Wind Tunes Especially For Indoors Cats
Calming Woods Whispers For Household Cats
All Waves Whispers Especially For Indoors Cats
Calming Wind Noises Especially For Our Cats
Calming Waves Tunes Especially For Our Cats
Relax Your Best Cats With Peaceful Sounds
All Weather Whispers Especially For Household Cats
Relaxing Wind Songs For Your Beloved Cats
Relaxing Nature Songs Especially For Your Cats
Complex Leaves Whispers For Indoors Cats
Calming Woods Sounds Especially For Beloved Cats
Calm Your Lost Cats With Beautiful Music
Stress Relieving Woods Songs Especially For Our Cats
Complex Leaves Tunes Especially For Dearest Cats
All Wind Tunes Especially For Household Cats
Relax Your Stressed Home Cats With Nature Sounds
Stress Relieving Sea Tunes For Your Dear Cats
Complex Nature Songs Especially For All Cats
Stress Relieving Sea Whispers Especially For Our Cats
Total Weather Noises Especially For Indoors Cats
All Weather Songs Especially For All Cats
Stress Relieving Wind Noises For Our Cats
Relax Your Beloved Cats With Nature Sounds
Interesting Wind Whispers Especially For Cats
Stress Relieving Waves Whispers Especially For Home Cats
Stress Relieving Nature Whispers Especially For Indoors Cats
Complex Weather Sounds Especially For Cats
Nature Songs Especially For Indoors Cats
Complex Sea Whispers For Your Beloved Cats
All Wind Songs Especially For Indoors Cats
Total Leaves Whispers For Household Cats
Interesting Waves Sounds For Your Beloved Cats
Calming Waves Whispers Especially For Your Dear Cats
Stress Relieving Waves Sounds For Dearest Cats
Interesting Leaves Sounds Especially For Beloved Cats
Relaxing Waves Noises For Your Dear Cats
Relaxing Woods Tunes Especially For Your Cats
Interesting Waves Whispers Especially For Your Dear Cats
Relax Your Good Indoors Cats With Sleepy Tunes
Relaxing Weather Noises Especially For Your Dear Cats
Stress Relieving Nature Tunes Especially For Household Cats
All Nature Tunes Especially For Our Cats
Complex Sea Sounds Especially For Your Cats
Stress Relieving Wind Tunes For Our Cats
All Sea Noises Especially For Household Cats
Calm Your Disoriented Indoors Cats With Beautiful Music
Calming Sea Whispers For Your Beloved Cats
Complex Nature Whispers Especially For Your Dear Cats
Give Pleasure To Your Best Indoors Cats With Nature Sounds
Stress Relieving Woods Tunes For Your Beloved Cats
All Woods Whispers Especially For Home Cats
Waves Whispers Especially For Indoors Cats
Calming Leaves Tunes Especially For Indoors Cats
Interesting Nature Songs Especially For Your Dear Cats
Total Waves Whispers Especially For Our Cats
Stress Relieving Sea Noises For Our Cats
Calming Wind Whispers Especially For Cats
Waves Songs Especially For Your Dear Cats
Calming Woods Sounds Especially For Cats
Relaxing Waves Whispers Especially For All Cats
Stress Relieving Weather Whispers Especially For Cats
Total Weather Sounds Especially For Your Dear Cats
Nature Tunes Especially For Indoors Cats
Complex Weather Whispers Especially For Home Cats
Calming Leaves Tunes Especially For Dearest Cats
Calming Leaves Noises For Your Beloved Cats
Relaxing Woods Tunes Especially For Cats
Stress Relieving Waves Songs For Our Cats
Calming Nature Songs Especially For Home Cats
Complex Waves Tunes Especially For Our Cats
Calming Waves Noises Especially For Your Dear Cats
All Leaves Sounds Especially For Household Cats
Total Sea Tunes Especially For Your Beloved Cats
Interesting Waves Whispers For Your Beloved Cats
All Woods Sounds Especially For Your Cats
All Wind Noises Especially For Beloved Cats
Relaxing Waves Whispers For Your Beloved Cats
Stress Relieving Woods Tunes Especially For Your Cats
Waves Tunes Especially For Household Cats
Stress Relieving Weather Songs For Home Cats
Stress Relieving Wind Sounds For Beloved Cats
Calming Sea Whispers Especially For Home Cats
Relaxing Waves Whispers For Beloved Cats
Total Leaves Songs Especially For Our Cats
Calm Your Disoriented Cats With Beautiful Music
Complex Waves Tunes Especially For Household Cats
Interesting Sea Noises For Your Beloved Cats
Give Pleasure To Your Disoriented Cat With Sleepy Tunes
Relaxing Weather Tunes For Your Beloved Cats
Interesting Weather Songs For Beloved Cats
Complex Sea Songs Especially For Our Cats
Relaxing Waves Noises Especially For Household Cats
Stress Relieving Leaves Songs For Our Cats
Relaxing Woods Tunes Especially For Indoors Cats
All Waves Sounds Especially For Your Cats
Interesting Woods Noises Especially For Your Dear Cats
Relaxing Woods Songs Especially For Your Cats
Relax Your Stressed Cat With Sleepy Tunes
Total Nature Sounds Especially For All Cats
Stress Relieving Nature Whispers For Your Dear Cats
Interesting Waves Sounds Especially For Your Beloved Cats
Relaxing Weather Songs Especially For Home Cats
Stress Relieving Wind Tunes For Your Beloved Cats
Stress Relieving Nature Tunes For Your Cats
Total Waves Songs Especially For Our Cats
Relaxing Woods Whispers Especially For Cats
Interesting Weather Tunes Especially For Your Dear Cats
Calming Nature Whispers Especially For Indoors Cats
Stress Relieving Leaves Tunes Especially For All Cats
Interesting Wind Sounds Especially For Home Cats
All Waves Noises Especially For Your Cats
All Weather Sounds Especially For Beloved Cats
Calming Leaves Tunes Especially For Cats
Calming Sea Tunes Especially For Your Beloved Cats
Total Leaves Whispers Especially For Beloved Cats
Give Pleasure To Your Good Indoors Cats With Sleepy Tunes
Stress Relieving Leaves Noises For Your Cats
Nature Sounds Especially For Household Cats
Relaxing Woods Sounds Especially For Dearest Cats
Complex Woods Songs Especially For Dearest Cats
Complex Waves Songs Especially For Your Beloved Cats
All Leaves Noises Especially For Beloved Cats
Stress Relieving Woods Whispers Especially For Your Cats
Interesting Woods Whispers Especially For Indoors Cats
Laid-back Jazz Saxophone - Vibe for Home Cats
Extraordinary Ambiance for Friendly Cats
Glorious Jazz Saxophone - Vibe for Home Cats
Astonishing Jazz Trio - Background for Home Cats
Sensational Jazz Saxophone - Vibe for Cozy Kittens
Smoky Jazz Saxophone - Vibe for Cozy Kittens
Vivacious Jazz Saxophone - Vibe for Cozy Kittens
Smart Jazz Saxophone - Vibe for Cute Kitten
Music for Cozy Kittens (Trumpet and Alto Sax)
Sprightly Jazz Saxophone - Vibe for Cozy Kittens
Fiery Jazz Saxophone - Vibe for Home with Cats
Soulful Jazz Trio - Ambiance for Friendly Cats
Fiery Jazz Saxophone - Vibe for Friendly Cats
Fantastic Jazz Saxophone - Vibe for Cute Kitten
Paradise Like Jazz Saxophone - Vibe for Home with Cats
Modern Jazz Saxophone - Vibe for Home Cats
Jazz Trio - Background for Cutest Kittens
Trio Jazz Soundtrack for The Happiest Cats
Relaxed Jazz Saxophone - Vibe for Happy Cat
Tranquil Backdrops for The Happiest Cats
Terrific Jazz Saxophone - Vibe for Happy Cat
Sultry Jazz Saxophone - Vibe for Sleepy Kitten
Dream-Like Jazz Saxophone - Vibe for Cute Cats
Contemporary Backdrops for The Happiest Cats
Swanky Jazz Saxophone - Vibe for Cutest Kittens
Mysterious Jazz Saxophone - Vibe for Sleepy Kitten
Cultivated Jazz Saxophone - Vibe for Sleepy Kitten
Smart Jazz Saxophone - Vibe for Cute Cats
Dream-Like Jazz Saxophone - Vibe for Cutest Kittens
Lively Jazz Saxophone - Vibe for Happy Cat
Delightful Ambiance for The Happiest Cats
Backdrop for Cute Cats - Trumpet and Alto Sax
Simple Jazz Saxophone - Vibe for Happy Cat
Bright Jazz Saxophone - Vibe for Cute Cats
Phenomenal Backdrops for The Happiest Cats
Wonderful Jazz Saxophone - Vibe for Sleepy Kitten
Serene Jazz Saxophone - Vibe for Sleepy Kitten
(Trumpet and Alto Saxophone) Music for Happy Cat
Fantastic Backdrops for The Happiest Cats
Fabulous Jazz Saxophone - Vibe for Cute Cats
Sublime Jazz Saxophone - Vibe for Sleepy Kitten
Paradise Like Jazz Saxophone - Vibe for Lonely Cat
Sunny Jazz Saxophone - Vibe for Lonely Cat
Paradise Like Ambience for Cutest Kittens
Scintillating Background Music for Lonely Cat
Distinguished Moods for The Happiest Cats
Opulent Jazz Saxophone - Vibe for The Happiest Cats
Sublime Jazz Saxophone - Vibe for Cute Cats
Mysterious Ambiance for The Happiest Cats
Backdrop for Calming Your Cats - Trumpet, Alto Sax and Tenor Sax
Grand Bebop Trumpet - Vibe for Stressed Kittens
Entertaining Ambience for Calming Your Cats
Sensational Bebop Trumpet - Vibe for Calming Your Cats
Music for Cute Cat - Trumpet, Alto Sax and Tenor Sax
Heavenly Bebop Trumpet - Vibe for Funny Cats
Sparkling Ambiance for Calming Your Cats
Mellow Bebop Trumpet - Vibe for Happy Cat
Bright Bebop Trumpet - Vibe for Stressed Kittens
Urbane Bebop Trumpet - Vibe for Calming Your Cats
Music for Happy Cat - Trumpet, Alto Sax and Tenor Sax
Sprightly Backdrops for Calming Your Cats
Inspiring Bebop Trumpet - Vibe for Calming Your Cats
High Class Ambience for Calming Your Cats
Hip Bebop Trumpet - Vibe for Kitten Anxieties
Mind-blowing Music for Calming Your Cats
Festive Bebop Trumpet - Vibe for Happy Cat
Exquisite Bebop Trumpet - Vibe for Happy Cat
Cultured Music for Calming Your Cats - Trumpet, Alto Sax and Tenor Sax
Laid-back Bebop Trumpet - Vibe for Calming Your Cats
Sublime Bebop Trumpet - Vibe for Cute Cat
Happy Cats: Soothing Rains & Winds For Your Sleepy Pets
Cats & Dogs: Serene Sounds Of Water Streams For Your Little Pets
Pet Sleeping Rain: Gentle Rains For Your Dogs Or Cats
Sedating Harmony for Cat Journey to Dreamland
Purrsonic Waves - Calming Music for Tranquil Cats
Remarkable Jazz Trombone - Vibe for Quiet Cat
Uplifting Jazz Trombone - Vibe for Sleeping Kittens
Distinguished Jazz Trombone - Vibe for Fun Cats
Tremendous Ambiance for Sleeping Kittens
Contemporary Backdrops for Sleeping Kittens
Awesome Jazz Trombone - Vibe for Fun Cats
Heavenly Jazz Trombone - Vibe for Happy Cat
Astonishing Jazz Trombone - Vibe for Quiet Cat
Quintet Jazz Soundtrack for Sleeping Kittens
Successful Jazz Trombone - Vibe for Silly Cats
Spectacular Ambiance for Sleeping Kittens
Vintage Jazz Trombone - Vibe for Moody Kittens
Paradise Like Jazz Trombone - Vibe for Sleeping Kittens
Sunny Jazz Trombone - Vibe for Happy Cat
Paradise Like Jazz Trombone - Vibe for Happy Cat
Sublime Jazz Trombone - Vibe for Fun Cats
Quintet Jazz Soundtrack for Moody Kittens
Festive Jazz Trombone - Vibe for Quiet Cat
Playful Jazz Trombone - Vibe for Happy Cat
Understated Backdrops for Sleeping Kittens
Subtle Jazz Trombone - Vibe for Sleeping Kittens
Spirited Jazz Trombone - Vibe for Silly Cats
Energetic Jazz Trombone - Vibe for Moody Kittens
Paradise Like Ambience for Sleeping Kittens
Marvellous Backdrops for Sleeping Kittens
Retro Jazz Trombone - Vibe for Moody Kittens
Modern Jazz Trombone - Vibe for Silly Cats
Romantic Jazz Trombone - Vibe for Quiet Cat
Luxurious Jazz Trombone - Vibe for Sleeping Kittens
Simple Jazz Trombone - Vibe for Silly Cats
Suave Jazz Trombone - Vibe for Sleeping Kittens
Brilliant Jazz Trombone - Vibe for Sleeping Kittens
Cats' Binaural Thunder Sanctuary: Calming Melodies
Cats and Thunder: Soothing Melodic Tones
Gentle Fire for Cats: Relaxing Warm Soundscapes
Binaural Relaxation for Cats: Peaceful Bird Tunes
Feline Frequencies: Calming Music for Cats
Purring Harmonics: Soothing Sounds for Cats
Serene Ocean for Cats: Calming Wave Sounds