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 0x36c239d5dcb5786451237ad6e83b1bbbc85b241b49dd0a0fc82848dae8b7163e. 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/743f2893-9ac8-4951-8c83-6930bd2431de.json and https://artists.proofprofile.net/proofs/artist/743f2893-9ac8-4951-8c83-6930bd2431de.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Sleep Enchantment: Night Piano Harmonies
Cat's Cozy Fire: Relaxing Ambient Sounds
Piano for Cats: Calming Tunes for Comfort
Piano's Gentle Touch: Soothing Music for Relaxation
Piano for Dogs: Soothing Melodies for Canines
Piano Music Paradise: Uplifting Melodies
Just The Way You Are - Piano Instrumental
What A Wonderful Thing Love Is - Piano Instrumental
Can't Help Falling In Love - Piano Instrumental
Because You Loved Me - Piano Instrumental
The Way I Loved You - Piano Instrumental
The Best Of My Love - Piano Instrumental
How Deep Is Your Love - Piano Instrumental
I Will Always Love You - Piano Instrumental
Total Eclipse Of The Heart - Piano Instrumental
Together For Christmas: Piano Instrumentals
{"copyright_id":"0xaf55280ed0948d6d81016896d8066c97ec21b7ff7483d8f6c9dd9e0b4790a953","isrc":"QZFML2400032","name":"Lose Control - Piano Instrumental","registered_at":"2026-06-08T06:03:00Z","spotify_id":"59YbQDvuXNuX3k7XwkyvcB","type":"track"}
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf55280ed0948d6d81016896d8066c97ec21b7ff7483d8f6c9dd9e0b4790a953. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/59YbQDvuXNuX3k7XwkyvcB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/59YbQDvuXNuX3k7XwkyvcB.
{"copyright_id":"0x5c62b8fc3692ee246e2743b7f13ed1bece0bbdb32e4632dcb34db7686a6a4faf","isrc":"QZFML2400039","name":"Espresso - Piano Instrumental","registered_at":"2026-06-08T05:57:53Z","spotify_id":"0yNIdzAeCEIYI92CNDllFp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c62b8fc3692ee246e2743b7f13ed1bece0bbdb32e4632dcb34db7686a6a4faf. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0yNIdzAeCEIYI92CNDllFp.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0yNIdzAeCEIYI92CNDllFp.
{"copyright_id":"0x1cfc91cb541e0faa0c6d63c133186c0c87dc6a77377ee771e391e23c07ebeabb","isrc":"QZFML2400037","name":"ceilings - piano instrumental","registered_at":"2026-06-08T14:44:19Z","spotify_id":"3R0XDQE28qiZHYh86spDr3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cfc91cb541e0faa0c6d63c133186c0c87dc6a77377ee771e391e23c07ebeabb. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3R0XDQE28qiZHYh86spDr3.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3R0XDQE28qiZHYh86spDr3.
{"copyright_id":"0xab48463166f57ef20822ec7723d4168e49dad5705bb4be37788127391d650e9f","isrc":"QZFML2400036","name":"Sex on Fire - Piano Instrumental","registered_at":"2026-06-07T22:12:41Z","spotify_id":"66iEG8SGq6DklexJavSLyS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab48463166f57ef20822ec7723d4168e49dad5705bb4be37788127391d650e9f. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/66iEG8SGq6DklexJavSLyS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/66iEG8SGq6DklexJavSLyS.
{"copyright_id":"0x7f85a09185986dd76ac76be5023f9c74c3a44f89b99f65515fe9855a36c8629d","isrc":"QZFML2400038","name":"Fortnight - Piano Instrumental","registered_at":"2026-06-07T09:26:08Z","spotify_id":"0RfppRPBW135GgKawuSHpX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f85a09185986dd76ac76be5023f9c74c3a44f89b99f65515fe9855a36c8629d. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0RfppRPBW135GgKawuSHpX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0RfppRPBW135GgKawuSHpX.
{"copyright_id":"0x672dc23bc5c857f51757db3ce7a6e592026da5efa600528b8cafd0b4233960a0","isrc":"QZFML2400030","name":"TEXAS HOLD 'EM - PIANO INSTRUMENTAL","registered_at":"2026-06-18T06:10:41Z","spotify_id":"54E7GWY0U6chEAH4su8JSN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x672dc23bc5c857f51757db3ce7a6e592026da5efa600528b8cafd0b4233960a0. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/54E7GWY0U6chEAH4su8JSN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/54E7GWY0U6chEAH4su8JSN.
{"copyright_id":"0x1d8784221aeb97cbfa2749f1c366ed5ef0f22fc15a665af7851289f2649d4b60","isrc":"QZFML2400029","name":"Deeper Well - Piano Instrumental","registered_at":"2026-06-08T17:52:21Z","spotify_id":"5GEpee3lOeZlpu7H2pKgsH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d8784221aeb97cbfa2749f1c366ed5ef0f22fc15a665af7851289f2649d4b60. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5GEpee3lOeZlpu7H2pKgsH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5GEpee3lOeZlpu7H2pKgsH.
{"copyright_id":"0xeed181ca0fcd7f5bd8fee48475b860cdf54de4df05a47aac9b754157c85924ca","isrc":"QZFML2400034","name":"Its Not Fair - Piano Instrumental","registered_at":"2026-06-08T05:59:43Z","spotify_id":"5bCY39iNAjEUbDZ3EBUiAu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeed181ca0fcd7f5bd8fee48475b860cdf54de4df05a47aac9b754157c85924ca. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5bCY39iNAjEUbDZ3EBUiAu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5bCY39iNAjEUbDZ3EBUiAu.
{"copyright_id":"0x688bf1abd673a21dd2478bf9533b01f784bc97399e45a18fcce4ddc11dc515a0","isrc":"QZFML2400035","name":"I Guess - Piano Instrumental","registered_at":"2026-06-08T23:47:23Z","spotify_id":"0s4hBp1omaBQ3NiFGt4OQS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x688bf1abd673a21dd2478bf9533b01f784bc97399e45a18fcce4ddc11dc515a0. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0s4hBp1omaBQ3NiFGt4OQS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0s4hBp1omaBQ3NiFGt4OQS.
we can't be friends (wait for your love) [piano instrumental]
we can't be friends (wait for your love) - piano instrumental
{"copyright_id":"0xe0275847acb8bf4ca759a22ccaa2605c4cec73757f34ff9e5f82aad78dd912b7","isrc":"QZFML2400028","name":"we can't be friends (wait for your love) - piano instrumental","registered_at":"2026-06-08T14:45:43Z","spotify_id":"0c2bMqowPpc7VEGXCC7X9a","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0275847acb8bf4ca759a22ccaa2605c4cec73757f34ff9e5f82aad78dd912b7. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0c2bMqowPpc7VEGXCC7X9a.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0c2bMqowPpc7VEGXCC7X9a.
You Should Probably Leave (Piano Instrumental)