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 0x37c7d13759b0c9c7e479aef927d1c074875ceb1e9d8490719e6592a08bf01dad. 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/1e5a6d28-614d-4337-b97b-c443464d610a.json and https://artists.proofprofile.net/proofs/artist/1e5a6d28-614d-4337-b97b-c443464d610a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Come Thou Fount of Every Blessing (feat. Andrea Thomas)
{"copyright_id":"0xe88625682e036574728fafbdf4a7258263669f35e5d45e0bafc6caa59fc34a35","isrc":"TCABB1133350","name":"Come Thou Fount of Every Blessing (feat. Andrea Thomas)","registered_at":"2026-06-10T23:24:12Z","spotify_id":"0CW80HuMRnpTrd83b9vAAy","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 0xe88625682e036574728fafbdf4a7258263669f35e5d45e0bafc6caa59fc34a35. 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/0CW80HuMRnpTrd83b9vAAy.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/0CW80HuMRnpTrd83b9vAAy.
{"copyright_id":"0xd621cc2146790fce9aed9c4b77e70dc853dbda36c5438e2a6a8b5c89f30739e3","isrc":"TCABB1133362","name":"Give Me Jesus","registered_at":"2026-06-09T15:07:15Z","spotify_id":"48JtynooX3h6pbV3ZAIig5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd621cc2146790fce9aed9c4b77e70dc853dbda36c5438e2a6a8b5c89f30739e3. 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/48JtynooX3h6pbV3ZAIig5.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/48JtynooX3h6pbV3ZAIig5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde4e62a42a7a7230583451eccc71927444c1863205136dd59b130219b0644ee6. 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/7G2Yahq3OerHCHRezDUJl1.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/7G2Yahq3OerHCHRezDUJl1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb00973023a8ecfa2d3008a6a55f9939a02387b1a1b76496d90bd18c44c969d0e. 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/1GMGaZeBKK7QQiN6KHwI0z.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/1GMGaZeBKK7QQiN6KHwI0z.
{"copyright_id":"0xa47ebd185b302a2b6f86f5d26bb70c826ef4b397322b22d981892aca620e6756","isrc":"TCABB1133368","name":"How Beautiful (feat. Andrea Thomas)","registered_at":"2026-06-09T22:07:58Z","spotify_id":"5RsHSdHX482DqHvHA3Adaj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa47ebd185b302a2b6f86f5d26bb70c826ef4b397322b22d981892aca620e6756. 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/5RsHSdHX482DqHvHA3Adaj.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/5RsHSdHX482DqHvHA3Adaj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf29ec425d3f57b5bd98adfa34fe3feb18acb3648eee21c0d997686bcbe98879. 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/5NwnF3UdietOeytrD12PgP.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/5NwnF3UdietOeytrD12PgP.
{"copyright_id":"0x9554e34eb2df1f85fabc11fdaacb5cf233e19f2972ff9e0474f32c32feebce4c","isrc":"TCABB1133375","name":"Here I Am, Lord","registered_at":"2026-06-04T09:50:01Z","spotify_id":"3sT9XXvQO2o5lJRDFOHzso","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9554e34eb2df1f85fabc11fdaacb5cf233e19f2972ff9e0474f32c32feebce4c. 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/3sT9XXvQO2o5lJRDFOHzso.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/3sT9XXvQO2o5lJRDFOHzso.
{"copyright_id":"0x1d72879353712469b0cd8dd9101ce9cfb81d9a9ed16d24a4f290fe238c767587","isrc":"TCABB1133378","name":"I Get What I Need","registered_at":"2026-06-09T12:19:39Z","spotify_id":"0WEJuMatHvjMtjbtgfI8aG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d72879353712469b0cd8dd9101ce9cfb81d9a9ed16d24a4f290fe238c767587. 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/0WEJuMatHvjMtjbtgfI8aG.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/0WEJuMatHvjMtjbtgfI8aG.
O Lord, I Am Not Worthy (feat. Marie Bellet)
{"copyright_id":"0x877880a53e7758ef0cd17450a44af77abb7185366b63d4e5eec16cba9d2f12bf","isrc":"TCABB1133379","name":"O Lord, I Am Not Worthy (feat. Marie Bellet)","registered_at":"2026-06-18T23:49:22Z","spotify_id":"3bD3owrzBGGclMCDY2Xd45","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x877880a53e7758ef0cd17450a44af77abb7185366b63d4e5eec16cba9d2f12bf. 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/3bD3owrzBGGclMCDY2Xd45.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/3bD3owrzBGGclMCDY2Xd45.
{"copyright_id":"0xc4dac11b0f94bdf4d39097eaccd8b79d9252e2a7a35a4c1ca06bc7eec0d8bbd0","isrc":"TCABB1133380","name":"Were You There?","registered_at":"2026-06-05T18:58:12Z","spotify_id":"5bcAMm4vFqvirZ22D4urpT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4dac11b0f94bdf4d39097eaccd8b79d9252e2a7a35a4c1ca06bc7eec0d8bbd0. 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/5bcAMm4vFqvirZ22D4urpT.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/5bcAMm4vFqvirZ22D4urpT.
{"copyright_id":"0x224b4308e7fcd97a91072ccf750903380189a8e17cb3a0b2a3d91ba109572bb8","isrc":"TCABB1133383","name":"I Am The Bread of Life","registered_at":"2026-06-04T13:29:06Z","spotify_id":"7xbgcwhFLETsHgEHChBN8X","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x224b4308e7fcd97a91072ccf750903380189a8e17cb3a0b2a3d91ba109572bb8. 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/7xbgcwhFLETsHgEHChBN8X.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/7xbgcwhFLETsHgEHChBN8X.
{"copyright_id":"0xd4c07e318d76e91b560a3824f2acfe520e44240d042b6b890b0e33f5f288eb59","isrc":"TCABB1133388","name":"Let All Mortal Flesh Keep Silence","registered_at":"2026-06-21T13:18:10Z","spotify_id":"7upCzS6GO3xFVEq18fo5qe","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4c07e318d76e91b560a3824f2acfe520e44240d042b6b890b0e33f5f288eb59. 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/7upCzS6GO3xFVEq18fo5qe.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/7upCzS6GO3xFVEq18fo5qe.
{"copyright_id":"0x0b967bee4f046f0fd07effcf591dc81c3dba0ca7e3b284a66b5684fb5ed8a39d","isrc":"TCABB1133390","name":"Love Remains","registered_at":"2026-06-06T20:20:42Z","spotify_id":"0tfrdkphCSWk81Dfn7uYm1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b967bee4f046f0fd07effcf591dc81c3dba0ca7e3b284a66b5684fb5ed8a39d. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0tfrdkphCSWk81Dfn7uYm1.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/0tfrdkphCSWk81Dfn7uYm1.
{"copyright_id":"0x99e1a54993d7022ef8fe193b2808ef076a33fa34373c260a3a7a44239f0c7f9a","isrc":"TCABB1133395","name":"Joyful, Joyful We Adore Thee","registered_at":"2026-06-08T07:12:41Z","spotify_id":"35ia52AyPqJvYFptqMbT7H","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99e1a54993d7022ef8fe193b2808ef076a33fa34373c260a3a7a44239f0c7f9a. 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/35ia52AyPqJvYFptqMbT7H.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/35ia52AyPqJvYFptqMbT7H.
{"copyright_id":"0x994e64567bbd00ece55645c50db794f43d1581603a8b7d21edcf2a5cfea868d6","isrc":"TCABB1133398","name":"Amazing Grace","registered_at":"2026-06-09T22:08:42Z","spotify_id":"4T4nDRPEM62u9PDcXAvMQf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x994e64567bbd00ece55645c50db794f43d1581603a8b7d21edcf2a5cfea868d6. 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/4T4nDRPEM62u9PDcXAvMQf.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/4T4nDRPEM62u9PDcXAvMQf.
{"copyright_id":"0x8ecb38b1bbfe914a896568ca604b920225e6880d33e058f58b66fc4349fcb403","isrc":"TCABC1178219","name":"How Beautiful (feat. Collin Raye)","registered_at":"2026-06-26T06:16:36Z","spotify_id":"4A0V4IQfMZTLDckzMJFrv8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ecb38b1bbfe914a896568ca604b920225e6880d33e058f58b66fc4349fcb403. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4A0V4IQfMZTLDckzMJFrv8.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/4A0V4IQfMZTLDckzMJFrv8.