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 0x0535f8b26027801e82539f17920d6ed1a1eb1f3f91cf1f30455bcfa466796008. 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/5f3feb70-a225-49e9-b1f3-a011d1eab08b.json and https://artists.proofprofile.net/proofs/artist/5f3feb70-a225-49e9-b1f3-a011d1eab08b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
You Are - Medium Key Performance Track With Background Vocals
You Are - High Key Performance Track Without Background Vocals
You Are - Medium Key Performance Track Without Background Vocals
You Are - Low Key Performance Track Without Background Vocals
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 0x86f3d8dde68c0303a263727f8722544666eac029e805a94354dd0ed040517750. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/75FsbgLWUYKaRaHukn0f1X.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/75FsbgLWUYKaRaHukn0f1X.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86f3d8dde68c0303a263727f8722544666eac029e805a94354dd0ed040517750. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2UvJs2XM1HqOUQbj1zROla.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/2UvJs2XM1HqOUQbj1zROla.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42076d02219373aa3fc1007e8dca225c6144775ed73f38a952d8821791de9981. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1blZwpcWrTFA7nZd7826QX.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/1blZwpcWrTFA7nZd7826QX.
{"copyright_id":"0x436eb08f4dad789330ff31185267be20f8ed37c5559bdcce9ef159b9f9c0a103","isrc":"QMTM61400347","name":"This Isn't The End","registered_at":"2026-06-29T02:36:56Z","spotify_id":"7hA63AjJncUdmKjtaQjS0f","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x436eb08f4dad789330ff31185267be20f8ed37c5559bdcce9ef159b9f9c0a103. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7hA63AjJncUdmKjtaQjS0f.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/7hA63AjJncUdmKjtaQjS0f.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa989a786d93835f91e2c7df6574115899074d573d5c4c92f90a10a5fce00e55. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5c4nL8OCdDjBX9giCCUKu3.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/5c4nL8OCdDjBX9giCCUKu3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x757924f2e2563f55639fc6767f2a16277054263b9a32e7b20fddbe8197d0e1f2. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/68bnJPI6ttOVH5AIfirn8t.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/68bnJPI6ttOVH5AIfirn8t.
Home for Christmas / I’ll be Home for Christmas (Acoustic)
Rest of My Life (From the Original Motion Picture "SIGHT")
Rest of My Life - From the Original Motion Picture "SIGHT"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83b735c7dc1e047dff3265ad7fe0edbea368011d2875a2a5908c1da22c93a9ec. 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/1E95sDFLFt5FKlS4iN8ztB.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/1E95sDFLFt5FKlS4iN8ztB.
{"copyright_id":"0xdacb4a992a553618c83bfb2b92a07f0ce3756cc3b29a5788f61e7f9ad02472d5","isrc":"QZVR22300343","name":"We Three Kings - Live","registered_at":"2026-06-07T12:56:10Z","spotify_id":"1HLOp9xozBnRKUdUOxJhrn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdacb4a992a553618c83bfb2b92a07f0ce3756cc3b29a5788f61e7f9ad02472d5. 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/1HLOp9xozBnRKUdUOxJhrn.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/1HLOp9xozBnRKUdUOxJhrn.
{"copyright_id":"0x020aca2be9db7ad7fde5c1eef9a096e88b6661867e782c4b4fdc6f32cb820fde","isrc":"TCADR1883659","name":"I Am Legend","registered_at":"2026-06-08T02:54:42Z","spotify_id":"6oQ0atbBZg1IJC9KI9zway","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x020aca2be9db7ad7fde5c1eef9a096e88b6661867e782c4b4fdc6f32cb820fde. 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/6oQ0atbBZg1IJC9KI9zway.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/6oQ0atbBZg1IJC9KI9zway.