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 0x2c527bc21540bdbe868d84dc579f7633bd1861fb6759775cba8957a85122bce9. Chain 2 (Bitcoin): anchored in block 954017 (2026-06-16T23:38:33Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3778847f-4e72-40f1-bb73-0138cd2886d1.json and https://artists.proofprofile.net/proofs/artist/3778847f-4e72-40f1-bb73-0138cd2886d1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Je te laisserai des (Soft Piano for Deep Focus & Relaxation)
Hijo de la Luna (Versión Triste en Piano)
Sad Piano Covers – Love, Loss & Heartbreak
With You (Our Blues Soundtrack Part 4) [Piano + Rain Version]
A Piano Tribute to LeeHi (Piano Version)
Soda Pop (KPop Demon Hunter) [Piano + Rain Version]
Akaza's Theme of Love (Demon Slayer | Infinity Castle) [Piano & Violin]
Die With A Smile (Soft Piano + Rain Version)
The Life of a Showgirl (Rainy Piano Versions)