1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfbb25da59003bccef20223ef646d91e85258979fe16041f35b80f03ede4f9beb. Chain 2 (Bitcoin): anchored in block 954065 (2026-06-17T08:10:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4ed140bf-91f1-40cb-bd71-87f3d8b0e4f3.json and https://artists.proofprofile.net/proofs/artist/4ed140bf-91f1-40cb-bd71-87f3d8b0e4f3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Relaxing Walk in a Park - Time to Rest: Bossa Nova Music to Walking, Train Your Concentration, Going Opens Your Mind
Bossa Jazz Summer Lounge: All Year Relaxing Summer Music
Manhattan Club: Urban Jazz Selection, New York Downtown Night
Sensual Nights with Hot Brazilian Rhythms
A Birthday Party in Sunny Bossa Nova Rhythms
Bossa Nova Jazz Party – Favourites Jazz for Dinner Party, Relaxing Music Instrumental, Dinner Jazz Collection
Friday Coffee – Wake Up with Fresh Coffee, Bossa Jazz for Better Morning, Nice Morning Before Work at Home, Effective Work
Elegant Restaurant Dinner - Bossa Nova Jazz Music Ambience
Lovers of Hot Rhythms & Passion for Life
Hot Carnival. Brazilian Rhythms for Summer
Sensual Romance with Jazz. Hot, Latin Beat Collection
Endless Summer in Your Mind. Sunny Rhythms
Jazz Bossa Nova - Relaxing Brazilian Music & Time with Friends
Summer Love Memories. Hot Rhythms, Sun, Beach
Jazz to Enjoy Life Celebrating Every Moment
Bossa Nova for Restaurants - a Cozy Place with Jazz Music in the Background
Celebrating Every Moment - High Time to Relax: Bossa Night, Smooth Latin Jazz
Romantic and Passionate Meeting with Bossa Nova: Smooth Instrumental Jazz, Bossa Nova Lounge for Relaxation
Jazz for Weekend Meetings – Bossa Music Lounge for Pleasure Time
Feel Delight with Sensual Bossa - Jazz for Pleasure Evening
Tempting Bossa Nova – Romantic Atmosphere, Quiet, Moody Moments
Bossa Nova Jazz - Music for Lounge Bar & Jazz Club, Nightlife Bossa Jazz Instrumental Background
Project Bossa Nova - Jazz Bossa Lounge, Holiday Mood, Brazilian Rhythms
Soft Jazz for Relaxation - Bossa Nova Jazz & Smooth Jazz Chillout Collection
Unforgettable Night in the Rhythm of Bossa Nova: Smooth Bossa Jazz, Relaxing Evening
Pub & Restaurant Jazz Music - Bossa Nova Party
Only Positive Feelings – Bossa Nova Jazz Background for Chilling Time, Celebrate Break Time, Have a New Inspiration
Take Me to the Dance Floor. On the Wave of Bossa Nova
Passionate Heart- Warming Rhythms. Hot Bossa Nova. Love & Dance
Charming Songs for Continue Your Love Story. Date Mood
A Sunny Musical Journey – Enjoy Your New Day, Stay Relaxed All the Time with Relaxing Bossa Nova Tones
Your Perfect Romantic Date: Sweet Bossa Jazz Collection
A Breeze of Summer on a Winter Day – Break Time, Good Atmosphere, Moment to Rest with Soothing Bossa Nova Collection
Relaxing & Sentimental Bossa Nova Jazz – Cup of Aromatic Coffee, Nice Afternoon at the Restaurant, Positive Mood
Bossa Nova Latin Christmas Jazz: Smooth Lounge Night, Instrumental Background Jazz
Delightful Heat of the Sun. Summer Chillout Vibes
Bossa Nova Midnight Cafe: Sensual Jazz Moments
Jazz for Special Occasions - Dinner in a Restaurant, Pleasant Bossa Nova, Absolute Delight
Welcome the Day with Bossa Nova Sounds - Good Mood, New Energy, Positive Attitude, Morning Jazz
Sensual Hot Grooves - Summer Lounge Jazz, Smooth Jazz, Cocktail Party, Palm Coffee, Soft Ice Cream, Night Jazz Club
Amazing Voyage with Bossa Nova Chillout Jazz Music: Smooth Bossa, Fancy Evening, Luxury Chillout
Brazilian Sunset Jazz - Summer Cocktail Party, Sunset Beach Vibes, Chill Jazz, Sunny Jazz for Sunny Days
Mood for Love - Smooth Lounge Jazz, Romantic Cocktail Party, Sensual and Relaxing Background Music
Take It Easy with Relaxing Bossa - Daily Jazz Slowdown
Sensual Latin Dance: Bossa Nova - Enchanted Mood Jazz, Tango Music Lounge, Sexual Rhythms, Summer Vibes
Good Vibes Summer Time: Bossa Nova Jazz, Latin House Beats, Smooth Cafe Jazz, Chill Jazz Music, Restaurant & Dinner, Total Relax
Bossa Romance Jazz - Summer Latino Jazz, Chillout, Beach Party, Latin Dance Jazz, Cafe in Cuba, Instrumental Latin Jazz
Morning Rituals with Bossa Nova Rhythms: Start Your Day in a Good Mood, Jazz Music Lounge
Easter Background's Bossa - Sunday Morning Jazz: Better Mood & Relax, Happy & Free
Romantic Bossa Nova: Music for a Sensual Evening, Glass of Wine, Special Time, Fall in Love with Jazz
Mellow Days with Sunny Bossa Nova & Latin Jazz: Feel the Spring Vibes, Sensual and Warming Music Mix
Bossa Nova Morning Cafe: Morning Bossa Smooth Vibes, Relaxing Morning, Coffee with Milk
Salty Kisses (A Gentle Breeze Through the Soul)
Bossa Nova by the Shore: Autumn Chill Jazz, Instrumental Grooves for Lounges, Cafes, and Coastal Retreats