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
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc5e7ab377b2f3026656cfe399ef3991bcd9b217c3da33076e0ebf0d78dd5013. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/13d408c2-2515-4440-bacf-30dad2168f6c.json and https://artists.proofprofile.net/proofs/artist/13d408c2-2515-4440-bacf-30dad2168f6c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 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. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcacc3e0bdcd34ea43698056cfc42d6e7d0f6caef3eca19faafe3d8e494f82fe7. Chain 2 (Bitcoin): anchored in block 958319 (2026-07-17T02:05:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTC60892031.
Forest Piano - Classical New Age Piano Music
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x163375d5fd315da353bc75d5ff938fd85f9ad0a41b915ea4e3c025a217f0796f. Chain 2 (Bitcoin): anchored in block 958444 (2026-07-17T19:12:23Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAAW1169685.
Classical New Age Piano and Violin Duets
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5eca66c83ed30f2e1a18586d786990c6264ea28c4a0506d58bbab50efa0a8f67. Chain 2 (Bitcoin): anchored in block 956420 (2026-07-03T00:42:11Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCABC1107855.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd75c511252b49ec8d6977952d67d259ce8237a5fb015b9268bf5732cb6d625a2. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCABC1107849.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95b1f2a6e5bbc8fa4ec4f9774befb6af9151188920eae88f0257ed29b1969d8b. Chain 2 (Bitcoin): anchored in block 958703 (2026-07-19T08:36:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCABC1107857.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x382d852fd0cf6736fcb0feb042f29c4959d4b807b576b84be956e9d91a6ddd60. Chain 2 (Bitcoin): anchored in block 957872 (2026-07-13T15:39:45Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCABC1107859.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6d50986005e9c233aafe025939c19a009d0ab3078091efcb4dca1c577dcdcb1. Chain 2 (Bitcoin): anchored in block 958349 (2026-07-17T02:28:59Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCABC1107861.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3512649a2834be1b472386dbf9dccea5c18bc612ccc87abcd22abcd11fc1b249. Chain 2 (Bitcoin): anchored in block 958180 (2026-07-15T17:59:52Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCABC1107850.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6bc461591a9a31534610ae897b8c334675a977585816bdadbf7d890e6c5e9ede. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCABC1107862.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d4eff1fba4808c4986f134c138a90af3dfc592abcab9fdc6e161fbe7ba75ef7. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCABQ1327597.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88ea980f7053fc977afc6e450e8d8216913850c3616feb3e4a41f19418b03024. Chain 2 (Bitcoin): anchored in block 958563 (2026-07-18T14:29:03Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCABQ1327608.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x780986aa54571a870fda3c8c643743e7a097ab8adbfedc55a439b218de84880e. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL6021912.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37691e79c90dc2e97769e01e93b4822dd0bb4bc7d1f8f62163ec57fde791f160. Chain 2 (Bitcoin): anchored in block 956841 (2026-07-05T22:14:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL6021918.
Piano Delicacies (Classics Made for Piano)
New Age Sonatas - Classical Piano Music for Relaxation, Sleeping, Studying, Zen Meditation
Classical Piano - The Masters of Classical Piano Music
Meditate: Classical Music to Clear the Mind
Sleep Now, Xmas Edition - Essential Soothing Tracks for Christmas to Find Inner Peace, Relaxation and Tranquility with Easy Listening Piano Music
Noël Zen: Musique Intrumentale, Anti Stress et Musique Relaxante pour Meditation et Detente avec Flûte et Sons de la Nature
Valentine's Day Classics - New Age Romantic Piano Music
Spiritual Health Music Academy (A Calm Mix of New Age and Acoustic Music)
50 Classical and New Age Calming Piano Songs
One Hour Classical Piano for Studying with Chopin
Spa Valentín: Colección de Música de Spa para el Bienestar de la Pareja, Feliz Día de San Valentín
Klaviermusik 2018 - Klassische Lieder Lieder für Meditation, Entspannung, Studium, Konzentration, Fokus - Prime Musik CD Mp3
Highlights of Classical New Age Piano Music
Piano Pieces Vol I: Soft Relaxing Music, Calming Piano Music
14 Ambient Piano Tracks for Spa Relaxation
10 Classical Songs for Spa Treatment Relaxation
12 Spa Relaxation Sounds and Piano Music
2018 A Day Out at the Spa: Piano Collection
19 Soothing Classical Pieces for Rest and Relaxation
Sunday Jazz – Instrumental Songs Reduce Stress, Smooth Jazz for Sleep & Rest, Jazz Vibes, Instrumental Jazz Music Ambient
Romantic Moments with Piano Music: Compilation of Most Sentimental Melodies Played Only on Piano, Songs Perfect for Bad Mood & Missing for Someone Special for You
Classical Violin, Piano, Cello and More!
Watery Music: Combination of New Age Piano Music with Relaxing Water Sounds
#1 Sounds of Spring Collection - 30 Beautiful Chillout/Lounge Tunes for Absolute Relaxation and to Welcome in the Spring
Classical New Age Piano Music: Classical Study Music for Concentration, Background Piano Music for Learning, Reading and Better Memory
Classical New Age Piano Music: Classical Sleep Music and Ocean Waves, Classical Piano for Deep Sleep, Classical Playlist and Relaxation
Classical Studying Playlist: Focus Classical Piano Music for Concentration and Memory
Classical Sleep Music: Classical Sleep Playlist and Relaxing Classical Piano for The Best Sleep
Classical Sleep Music: Classical Piano Music for Relaxation and Deep Sleep
Classical Study Playlist: Classical Studying and Ocean Waves
Classical Sleeping Music: Background Music for Deep Sleep
Classical Studying Music: Background Classical for Learning
Relaxing Classical Music: Gentle Sleeping Piano Music
Classical Sleep Music: Peaceful Music for Calming Deep Sleep
Classical Sleep Music: Background Calm Classical Sleep Music
23 Ambient Lounge Piano Restaurant Music
Classical Sleep Music: Piano Music for Deep Sleep Nature
Classical Sleeping Music: Relaxing Music to Fall Asleep To
Piano & Fire: A Serene Melody To Sleep At Night
ASMR: Relaxing Fireplace and Piano Sleep Music Vol. 1
Piano: Best Music with Waterfall Background Sound Vol. 1
Sleep: Wonderful Piano Music for Stress Vol. 1
Calm Sounds of Nature | Comforting Music | Massage Music
Relaxation: Soothing Piano Music on Rainy Days Vol. 1
Relaxation: Soft Rain and Soulful Piano Music Vol. 1
Soothing Piano Dreamy Sleep Music Vol. 1
Sleep: Soothing and Calming Solo Piano Music Vol. 1.
Meditation: Relax Your Thought with Piano Music Vol. 1
Relaxation: Calming Rain Background Sound Vol. 1
Piano Relaxation: Ensure Better Sleep with Calming Rain Vol. 1
Relaxation: Soft Piano Music for Positive Mood Vol. 1
Meditation: Deep Piano Music Melancholic Thoughts Vol. 1
Piano and Guitar Melody: Awakening Rain of Meditation
Focused Piano Flow: Music for Mindful Attention
Soothing Piano Sounds for Restful Baby Time
Elevating Concentration with Piano Sounds
Mindful Piano Sounds for Improving Brain Focus
Progressive Piano Sounds for Long Workday
Piano Escapes: Journey Through Musical Landscapes
Serene Mindset: Piano Meditations for Focus and Clarity
Productivity Flow: Piano Meditations for Mindful Work
Enlightened Keys: Ethereal Piano for Spiritual Meditation
Study Journeys: Meditative Piano Tunes for Studying
Enchanted Keys: Melancholic Piano Ballads
Piano Study Chronicles: Keys to Learning
Piano Lullabies: Serenade of Baby Dreamscapes
Piano Study: Serenading Melodies for Knowledge Absorption
Moonlit Meditation: A Nocturnal Piano Serenade in Calm
Melodic Pet Bonds: Piano's Endearing Serenades
Tranquil Reverie: Chill Music for Blissful Relaxation
Harmonic Respite: Meditative Piano for Spa Bliss
Harmony Tails: Meditative Piano for Beloved Pets
Piano Reverie: Harmonic Reflections of Nature
Piano Mindfulness: Melodic Study Edition
Piano Lullabies: Raindrops and Baby Dreams
Piano Rain Yoga Delights: Synchronizing Breath and Movement
Fido's Fantasy: Piano for Man's Best Friend
Inner Stillness in Piano Rain Meditation
Ethereal Rain at Work: The Piano's Productive Melodies Revealed
Piano Rain Meditation: Reflective Drops of Peace
Moonlit Piano Raindrops: Sweet Sleep Symphony
Meditation Piano: Peaceful Solitude Track
Piano Music Enchantment: Melodic Wonders