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 0x04e9c3607c9e19132c49d92b3e4e96e3fcfdb6ebb53c3425aae28856a331a2cd. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a9f49790-7141-4a95-896c-d66f85ad6bf5.json and https://artists.proofprofile.net/proofs/artist/a9f49790-7141-4a95-896c-d66f85ad6bf5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0x12b4da62394a34061c1459bc9647d67ed4859b8d2d60f8618e0601240b970633. 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/6tDudlNZloZt8YBPGp6ye1.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/6tDudlNZloZt8YBPGp6ye1.
{"copyright_id":"0xd0e64c21afd162194ab18dd48dd3631668044b86c0021192d2b659eb8020ac1c","isrc":"BEIW12300485","name":"Don't Play Games - Rubayne Remix","registered_at":"2026-06-25T06:54:42Z","spotify_id":"3bm7FktTSaInL0egw1eUN0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0e64c21afd162194ab18dd48dd3631668044b86c0021192d2b659eb8020ac1c. 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/3bm7FktTSaInL0egw1eUN0.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/3bm7FktTSaInL0egw1eUN0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x788d0e9f6dac036945907be11d120fa8603220959530fa96e6d6cf558e7c75d1. 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/47G4wvdU7hBOTxLyutkCSS.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/47G4wvdU7hBOTxLyutkCSS.
{"copyright_id":"0x92afac6a69c42fc68f92e41ce38f67d0c8bd20d0e64ef3f9ae56e8885d9f54c5","isrc":"NLZ542101799","name":"Raining On Me (feat. FAST BOY)","registered_at":"2026-06-05T17:28:32Z","spotify_id":"6EuC9VWGzBKbTMmIkORhnt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92afac6a69c42fc68f92e41ce38f67d0c8bd20d0e64ef3f9ae56e8885d9f54c5. 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/6EuC9VWGzBKbTMmIkORhnt.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/6EuC9VWGzBKbTMmIkORhnt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa58d6696c6dae44fe2d33487bbe0715bc6400398e0b4f9c52c2c21ed3d5889d8. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/45oj9RdqbdJjgZzV776NkY.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/45oj9RdqbdJjgZzV776NkY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6752e8aa99c170f5f0395fef89008b5deb5073d70db2bb30e2978c256b7b3e2. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/54h1KZNoKk1Fx9bqUq7Yp6.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/54h1KZNoKk1Fx9bqUq7Yp6.
{"copyright_id":"0xf5a82d0b6e4861e9692a93ac7f7b623d3d9f812f44e17de56af302906f9cd08e","isrc":"DEUM72007002","name":"Where The Lights Are Low","registered_at":"2026-06-01T15:46:57Z","spotify_id":"5HtCdqpuDRb9PICeqHJr2b","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5a82d0b6e4861e9692a93ac7f7b623d3d9f812f44e17de56af302906f9cd08e. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5HtCdqpuDRb9PICeqHJr2b.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/5HtCdqpuDRb9PICeqHJr2b.
{"copyright_id":"0x70a18cce2d79a7f90dd50e0efc8bf148032845c55e2d072b84753d68b72fe98e","isrc":"DK4YA2111001","name":"Make My Mind Go (with Jonasu)","registered_at":"2026-06-06T04:08:59Z","spotify_id":"6TO1XrGYwdw5y6lx3x5Aa7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70a18cce2d79a7f90dd50e0efc8bf148032845c55e2d072b84753d68b72fe98e. 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/6TO1XrGYwdw5y6lx3x5Aa7.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/6TO1XrGYwdw5y6lx3x5Aa7.
{"copyright_id":"0x60eaa69921f53c4f4dbc7bdb772632a6097943054ad057ecde962b84fcdbe1fa","isrc":"NLZ542001461","name":"My Heart (feat. FAULHABER) - NaNaNa","registered_at":"2026-06-20T17:16:19Z","spotify_id":"56gH2q41iFEwmMhsbPO6qw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60eaa69921f53c4f4dbc7bdb772632a6097943054ad057ecde962b84fcdbe1fa. 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/56gH2q41iFEwmMhsbPO6qw.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/56gH2q41iFEwmMhsbPO6qw.
Where The Lights Are Low - Mike Williams Remix
Where The Lights Are Low (Mike Williams Remix)
{"copyright_id":"0xa5a7770f4c406e63f75755a88eb9617001bb09360ecc2bf43df917e4c70837e7","isrc":"DEUM72100943","name":"Where The Lights Are Low - Mike Williams Remix","registered_at":"2026-06-05T16:40:34Z","spotify_id":"6k3Oxg6tgRGFxN0ilByxZ4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5a7770f4c406e63f75755a88eb9617001bb09360ecc2bf43df917e4c70837e7. 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/6k3Oxg6tgRGFxN0ilByxZ4.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/6k3Oxg6tgRGFxN0ilByxZ4.
Feel Alive (feat. PollyAnna) - Extended Mix
Feel Alive (feat. PollyAnna) [Extended Mix]
Make My Mind Go (feat. Martin Jensen) - Jonasu & FAULHABER Dirty Moog Remix
Make My Mind Go (feat. Martin Jensen) [Jonasu & FAULHABER Dirty Moog Remix]
{"copyright_id":"0x737ddda5ca833ba02b6ff02dcf5be98261eb44f6ce09b5d5c71f773b887f846a","isrc":"DK4YA2111005","name":"Make My Mind Go (feat. Martin Jensen) - Jonasu & FAULHABER Dirty Moog Remix","registered_at":"2026-06-24T12:06:48Z","spotify_id":"1ebWHl25E8wl7BxiExDRaY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x737ddda5ca833ba02b6ff02dcf5be98261eb44f6ce09b5d5c71f773b887f846a. 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/1ebWHl25E8wl7BxiExDRaY.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/1ebWHl25E8wl7BxiExDRaY.
Raining On Me (feat. FAST BOY) [FAULHABER Remix]
{"copyright_id":"0x72aed23f74085779f0c646a883c289b1ca273580715ad20485fac626d2aac16f","isrc":"NLZ542301391","name":"Raining On Me (feat. FAST BOY) [FAULHABER Remix]","registered_at":"2026-06-06T11:40:37Z","spotify_id":"0HvdV3IXySmFxCp9GTtgMP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72aed23f74085779f0c646a883c289b1ca273580715ad20485fac626d2aac16f. 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/0HvdV3IXySmFxCp9GTtgMP.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/0HvdV3IXySmFxCp9GTtgMP.
{"copyright_id":"0x92afac6a69c42fc68f92e41ce38f67d0c8bd20d0e64ef3f9ae56e8885d9f54c5","isrc":"NLZ542101799","name":"Raining On Me (feat. FAST BOY)","registered_at":"2026-06-05T17:28:32Z","spotify_id":"4ixoxpzZKxEVRTnQqGKOKD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92afac6a69c42fc68f92e41ce38f67d0c8bd20d0e64ef3f9ae56e8885d9f54c5. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4ixoxpzZKxEVRTnQqGKOKD.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/4ixoxpzZKxEVRTnQqGKOKD.
Raining On Me (feat. FAST BOY) - Extended Mix
Raining On Me (feat. FAST BOY) [Extended Mix]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5a82d0b6e4861e9692a93ac7f7b623d3d9f812f44e17de56af302906f9cd08e. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/68xgZ21K6qL1w2WbT5U9dR.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/68xgZ21K6qL1w2WbT5U9dR.