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 0xecdabc6f611080f4553a77db0de2a88c576e12083b1fd14a157109d3a0587f5f. Chain 2 (Bitcoin): anchored in block 954717 (2026-06-21T15:47:51Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f3700cdf-e584-47e2-bfe8-4b13937897d3.json and https://artists.proofprofile.net/proofs/artist/f3700cdf-e584-47e2-bfe8-4b13937897d3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Music for Pets - Relaxation Songs Dogs and Friends Love While You Are Gone
Music for Dogs While You Are Gone - Relaxing Music Dogs Love for Separation Anxiety
Soothing Music for Dogs - Calming Sounds for Pets
Cuatro Patitas: Música Anti Ansiedad para Calmar a Tu Animal de Compañia
Sound Therapy with Your Pet: Peaceful Music to Listen with Your Best Friend
Soothing Thunder for Pets: Binaural Calm
Stream's Pet Calm: Soothing Water Sounds
Harmony's Pet Dreams: Music for Pet Relaxation
Animal Anthems: Soothing Sounds for Pets
Lofi Paws: Gentle Sounds for Pet Relaxation and Comfort