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 0x59c4c384941b85e8c1f923df23211580f5d2b8a2fd730e5e5887d273aa10fdc5. 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/aa6f6792-274a-441d-a270-3c0cf6985a12.json and https://artists.proofprofile.net/proofs/artist/aa6f6792-274a-441d-a270-3c0cf6985a12.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
An Angel Held Me Like A Child - Instrumental
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 0xf02e69b5d1e7fdcee25fdd1ae2c31a216f3a75d599b2e5279336f86d2c0956e7. Chain 2 (Bitcoin): anchored in block 956402 (2026-07-02T22:05:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/04ok6O6K1q5x79U73RqZot.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/04ok6O6K1q5x79U73RqZot.
{"copyright_id":"0xf02e69b5d1e7fdcee25fdd1ae2c31a216f3a75d599b2e5279336f86d2c0956e7","isrc":"QM6YT2003204","name":"Eva - George Clanton Remix","registered_at":"2026-06-27T21:54:32Z","spotify_id":"12eTuMAY9Zuk3jT4KAVjaQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf02e69b5d1e7fdcee25fdd1ae2c31a216f3a75d599b2e5279336f86d2c0956e7. 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/12eTuMAY9Zuk3jT4KAVjaQ.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/12eTuMAY9Zuk3jT4KAVjaQ.
{"copyright_id":"0xdd9729634c9bc1ca5dbe71d267f31c479cea8aef193cdf2ff74e4498e451eb27","isrc":"QM6YT2104102","name":"Eva - Kin Leonn Rework","registered_at":"2026-06-26T10:07:07Z","spotify_id":"5Gfd16j6F8UjDHwFblJsSv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd9729634c9bc1ca5dbe71d267f31c479cea8aef193cdf2ff74e4498e451eb27. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5Gfd16j6F8UjDHwFblJsSv.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/5Gfd16j6F8UjDHwFblJsSv.
{"copyright_id":"0xfba2b7c10e6f64e45fdb4e3b6448a0f3fe97a4b1424ede9916593601eb118112","isrc":"QM6YT2104103","name":"Poison Arrow - dj poolboi Remix","registered_at":"2026-06-27T21:54:00Z","spotify_id":"0gaYL0oum2MFysTsDqiOmM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfba2b7c10e6f64e45fdb4e3b6448a0f3fe97a4b1424ede9916593601eb118112. 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/0gaYL0oum2MFysTsDqiOmM.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/0gaYL0oum2MFysTsDqiOmM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb689195883864f27d8da87d8387f6bc5b1bf9c65d7e55a8ed350ae06ba11c540. 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/6cyLo4dBRTEh8BlNGGLrug.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/6cyLo4dBRTEh8BlNGGLrug.
{"copyright_id":"0x4d61f6086660bf341ebdb69ad470791b2c446de69f61dc679c9c443ceecb25a8","isrc":"QM6YT2104105","name":"Poison Arrow - HANA Remix","registered_at":"2026-06-18T08:07:38Z","spotify_id":"3VpjqitkScv9uInf7aRjDA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d61f6086660bf341ebdb69ad470791b2c446de69f61dc679c9c443ceecb25a8. 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/3VpjqitkScv9uInf7aRjDA.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/3VpjqitkScv9uInf7aRjDA.
{"copyright_id":"0x673f3d6b7b1b3b0b86dce79cde2c85112375f838bd8f8b774eec51bffb70b223","isrc":"GBCFB2300175","name":"fish in the pool","registered_at":"2026-06-29T19:57:27Z","spotify_id":"00Z7kHgT3GvALE1QwZURtg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x673f3d6b7b1b3b0b86dce79cde2c85112375f838bd8f8b774eec51bffb70b223. 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/00Z7kHgT3GvALE1QwZURtg.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/00Z7kHgT3GvALE1QwZURtg.
Anthems For A Seventeen Year-Old Girl (From "I Saw the TV Glow")
Anthems For A Seventeen Year-Old Girl - From "I Saw the TV Glow"
{"copyright_id":"0x3fef4a3de33c2b46d719391958815025497dac1db6dd205112fb58fdb78ab2de","isrc":"USMTD2100510","name":"Deadlines - yeule Remix","registered_at":"2026-06-08T03:06:50Z","spotify_id":"0PjNugMWwWZtMBA9QGShGo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3fef4a3de33c2b46d719391958815025497dac1db6dd205112fb58fdb78ab2de. 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/0PjNugMWwWZtMBA9QGShGo.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/0PjNugMWwWZtMBA9QGShGo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83710d894308a9673e42fa4aa0895fc6a07f347bb2158e82699183026ae3b59f. 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/7Iq7G3WVcIz3cvJCrOCPCh.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/7Iq7G3WVcIz3cvJCrOCPCh.
{"copyright_id":"0xc2d4b012afdd429b825d0b3aba82c05811c739df506c0dcfa977e083ba3f2daa","isrc":"QMB622402701","name":"Anthems For A Seventeen Year-Old Girl","registered_at":"2026-06-04T07:36:37Z","spotify_id":"4NprRncPNy71YREnKcWhAH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2d4b012afdd429b825d0b3aba82c05811c739df506c0dcfa977e083ba3f2daa. 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/4NprRncPNy71YREnKcWhAH.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/4NprRncPNy71YREnKcWhAH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x601d27a9ff064a68913c158ad031dc460f2778c1dd751a07431a8a63ef809839. 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/2FUUXKc681PUENWYRsL3f6.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/2FUUXKc681PUENWYRsL3f6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72f3c94fe2277191984e5582a5a8944283bc22a30dd943791b9775f1133dbf42. 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/7vPKr68el3LIVzWCVmr89o.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/7vPKr68el3LIVzWCVmr89o.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72f3c94fe2277191984e5582a5a8944283bc22a30dd943791b9775f1133dbf42. 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/2edyh4YVEmmyvv8BosK5rw.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/2edyh4YVEmmyvv8BosK5rw.
{"copyright_id":"0x38fc4c5bdd25c9b3301a674e32d3451e62c4dc88368ba8b0a2587267e7120dc6","isrc":"USEP42419002","name":"Slugs - yeule & Kin Leonn Remix","registered_at":"2026-06-06T00:05:32Z","spotify_id":"4KAq5S5t4tHz5jaARTRT7t","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38fc4c5bdd25c9b3301a674e32d3451e62c4dc88368ba8b0a2587267e7120dc6. 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/4KAq5S5t4tHz5jaARTRT7t.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/4KAq5S5t4tHz5jaARTRT7t.
{"copyright_id":"0x850fdcfb0a4bcacdfd2ac189594f93fda3e158c6d0685bf3393a56b1c36b8e48","isrc":"US23A1550921","name":"Bluff - yeule & Kin Leonn Remix","registered_at":"2026-06-09T00:39:40Z","spotify_id":"45rqRN1h6iNDMIAb0idSjQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x850fdcfb0a4bcacdfd2ac189594f93fda3e158c6d0685bf3393a56b1c36b8e48. 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/45rqRN1h6iNDMIAb0idSjQ.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/45rqRN1h6iNDMIAb0idSjQ.
Curve it in Peace: A Bayonet Records Compilation
{"copyright_id":"0xf02e69b5d1e7fdcee25fdd1ae2c31a216f3a75d599b2e5279336f86d2c0956e7","isrc":"QM6YT2003204","name":"Eva - George Clanton Remix","registered_at":"2026-06-27T21:54:32Z","spotify_id":"7rmCnndHfpfzLDryMa3R5i","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf02e69b5d1e7fdcee25fdd1ae2c31a216f3a75d599b2e5279336f86d2c0956e7. 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/7rmCnndHfpfzLDryMa3R5i.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/7rmCnndHfpfzLDryMa3R5i.