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 0x30426260f477e718ba1044a48cb5f9f0f3b1a26f884bcf418a19cfb6650293ba. Chain 2 (Bitcoin): anchored in block 954618 (2026-06-20T23:05:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c9fb861a-5c35-4a66-a0a9-497145a70dec.json and https://artists.proofprofile.net/proofs/artist/c9fb861a-5c35-4a66-a0a9-497145a70dec.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Guitar Lounge: Vintage Guitar Music Lounge Selection & Sexy Chill Out Music Cafe
Hotel Chillout Ibiza (Mojito Party Music)
Erotic Moments (Inspired By 50 Shades of Grey)
Erotic Music Café At Majorca Isla del Mar
Smooth Lounge (Great Restaurant Dinner Music Background)
Guitar In Lounge (Electric Guitar Music)
Dreamful Lounge - Electronic Party Music
Chillout Café At Blanca Isla del Mar Beach Club
Exotic Touch (Erotic Electric Guitar Music Soundscape)
Emotional Cocktails (Chillout Lounge Groove)
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 → block OTSBitcoinBlock must exist at that height 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 0x79f1ffc77abd466386985da0387188eec7d5e2615159b353d543bcab72d44ab8. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/US5UL0696649.
Mar de Relajación: Sonido de las Olas del Mar para Dormir y Relajarse
Relaxing Guitar Music Music for Meditation