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 0x2151de52e24c3639fc1b04b6a3af1509db0d5b36d022515c6be10ff9160d7958. 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/af90471a-325e-4db5-a9e5-3f878e4cd530.json and https://artists.proofprofile.net/proofs/artist/af90471a-325e-4db5-a9e5-3f878e4cd530.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Tu Esti Femeia Ce Ma-Mblanzeste - Extended Disco Version
Tu esti femeia ce ma-mblanzeste - Extended Disco Version
Zece Ani Din Viata (10 Years Of Life ) - Original
Femeie Frumoasa Ca Luna (Woman Beautiful Like The Moon ) - Original
Pentru Bani, Pentru Avere (For The Money, For The Treasure ) - Original
Nu Te Mai Iubesc (I Don't Love You Anymore ) - Original
Fericire Aduc (I Bring Happyness ) - Original
Printre Nori (Onto The Clouds ) - Original
{"copyright_id":"0x6eab102d26278e933490d26c1f73d89f83413a6efa864edad5e7afdfefa40280","isrc":"ROCMA2212930","name":"Inima nu minte","registered_at":"2026-06-29T05:08:49Z","spotify_id":"0lWAFLGWAHscvT6RHUZIBt","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 0x6eab102d26278e933490d26c1f73d89f83413a6efa864edad5e7afdfefa40280. 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/0lWAFLGWAHscvT6RHUZIBt.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/0lWAFLGWAHscvT6RHUZIBt.
{"copyright_id":"0xf7da43baee5506e2f831a6c4f5d0fde428b961ee2d8b4ec5d25ab5b45a651631","isrc":"ROCMA2413252","name":"Balance & Brace - Excitante","registered_at":"2026-06-29T04:25:14Z","spotify_id":"1mjvwoUilmLB67MR25KJge","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7da43baee5506e2f831a6c4f5d0fde428b961ee2d8b4ec5d25ab5b45a651631. 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/1mjvwoUilmLB67MR25KJge.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/1mjvwoUilmLB67MR25KJge.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f1b18200f0e6c98107986e93205eceb66a0d77c8449c13ac1cc07d75256ce78. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7GXh4jnGgXHBlXkVII3mFc.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/7GXh4jnGgXHBlXkVII3mFc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6346f4e01c19c38329caf36d9b03e97f81b674e253a641225b9d302865201cb. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4Fx0spSgGfQOLjgWXAvs5M.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/4Fx0spSgGfQOLjgWXAvs5M.
{"copyright_id":"0x5b145dc0fd2f77e7da30a1fcbe4eed8e4c1bfd8034380012771692f1b16c1723","isrc":"FR2X41890728","name":"Yalla Habibi - Summer Hit","registered_at":"2026-06-04T08:49:15Z","spotify_id":"6tLqRYlfzFqNa86gr9UMia","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b145dc0fd2f77e7da30a1fcbe4eed8e4c1bfd8034380012771692f1b16c1723. 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/6tLqRYlfzFqNa86gr9UMia.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/6tLqRYlfzFqNa86gr9UMia.
{"copyright_id":"0x461b6e972e641da56ddb1349419d763adc5a7c88efd6b23bc5748cde26639b3c","isrc":"ROROT1824301","name":"La Octava Maravilla - Lento","registered_at":"2026-06-22T18:16:18Z","spotify_id":"7lIlpXKuaT21TcQexK3Ni3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x461b6e972e641da56ddb1349419d763adc5a7c88efd6b23bc5748cde26639b3c. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7lIlpXKuaT21TcQexK3Ni3.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/7lIlpXKuaT21TcQexK3Ni3.