thumb|right|200px|The medicinal spa of Harkány is supplied by thermal wells that produce high sulfide content chloride water containing sodium-, calcium- and hydrogen carbonate. A spa is a location wh
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 0xf3d40fb211656175c42f07eb75cfd7025c2f01d05ce56ff85cce855aa7842178. 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/fafb5ba0-6346-49f1-9112-4ef4b977d2f0.json and https://artists.proofprofile.net/proofs/artist/fafb5ba0-6346-49f1-9112-4ef4b977d2f0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
20 Honeymoon Songs: a Collection of Relaxing Music from the Maldives, Seychelles and Mauritius
10 Chakras: Rejuvenational Mental Wellness
Sonidos De La Naturaleza - Música Relajante Para Estudiar
Relaxing Home Feelings - Reduce Anxiety Well Rested
Reading in the Beach - Serotonin, Mindfulness Ultimate Relaxation
No Stress Zone - Sweet Sensations Cosy Evenings
In My Place - Ambient Music for Stress Relief Pure Waves
Heute Wird Ein Schöner Tag - Happiness Frequency Deep Relaxing
Heaven on the Keys - Break Time Soft Dream Music
Gold State of Mind - Evening Calm Relax, Reflexology
Find Yourself - Peaceful Music with Wind Noise Cozy Life
Deep Breathing - Reflexology Evening Relax
Calming Tide - Boost Your Focus Warm Summer Evening
Anxiety Removal - Deep Focus Music Cosy Evenings
Ambient Sounds - Focus, Yoga and Massage, Calm, Stress Relief Music
Winter Deep Relax - Peaceful Music with Wind Noise Chill Music
Wellness and Calmness - Bliss Music, Sleeping Managing Stress
Under the Light of the Moon - Spa Treatments Relaxing Bath After Wor
Textures - Oasis of Peace Sleeping Music
Spirit Calmness - Nature Energy Healing Long Sleep
Sounds of Thunder - Focus, Yoga and Massage, Calm, Wellness Spa
Soul Soothing Music - Easy Sleep Complete Inner Peace
Soft Relaxing Sounds - Evening Calm Chill Music
Slipping Time - Trouble Sleeping Aid, Good Sleep Grateful for Life
Slipping Time - Boost Your Focus Cloud Forest
Sleep Time Sounds - Break Time Calm Within
Sands of Time - Break Time Cosy Evenings
Remembering Serenity - Nature Energy Healing Well Rested
Reiki Afternoon Day Spa - Yoga Movement Boost Your Focus
Peaceful Waves of Nature - Cozy Downtempo Music Nature Sounds to Help You Sleep
Peaceful Home - Bliss Music, Sleeping Body and Mind Healing Music
Our Spirit - Deep Sleep Power of Concentration
My Life - Calming Sleeping Music Easy Sleep Music
Melting Away - New Age Healing Chill Music
Loving Atmosphere - Inner Harmony Quiet Nights
Kundalini Yoga - Delta Binaural Beats Beautiful Sleep Music
Heute Wird Ein Schöner Tag - Nature Energy Healing Easy Going
Heaven on the Keys - Soft Meditation Music Cosy Evenings
Heaven on the Keys - Pure Waves Stress Relief Music
Slow Gentle Island Beach Waves Later in the Day
Soothing Waves of the Sea, Ocean and Lakes (Loopable Audio for Ambiance, Meditation, Insomnia, and Restless Children)
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 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 0x54586887eb93886a061d0777d053a7ae019a809500a8c7133f48ae9f924b7b2c. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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/QMHNS1301865.