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 0xde0dbcc743c0ad7b1b69a2117bc7b952d7e0e059e7b567579867d6c2ca2f4c06. 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/da568bf5-fb58-4df9-b934-b6823ab69b14.json and https://artists.proofprofile.net/proofs/artist/da568bf5-fb58-4df9-b934-b6823ab69b14.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 0x9ebec3d227cb87b236da4eb76806e07b7b883df7aae5953851b0b35066f80c0f. 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/1GC2MJICE9d7KxNuaOTu2z.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/1GC2MJICE9d7KxNuaOTu2z.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2098b60d7473967f95be73802d96d206633c29e2561626997213897c4561e08f. 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/2M8JWCxRSesgjus04Jcww9.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/2M8JWCxRSesgjus04Jcww9.
First Letter from St. Sean (Rearranged 2018)
{"copyright_id":"0xed36fd51cd27ab807d5f8d139d92bb32c00dee874c03b147d365b02ecf2c1a77","isrc":"US72W1821103","name":"First Letter from St. Sean (Rearranged 2018)","registered_at":"2026-06-24T07:32:46Z","spotify_id":"01ZYem1u9YXN0Dv1r10mlf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed36fd51cd27ab807d5f8d139d92bb32c00dee874c03b147d365b02ecf2c1a77. 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/01ZYem1u9YXN0Dv1r10mlf.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/01ZYem1u9YXN0Dv1r10mlf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x05bb34bdff3466748242cda1580985675f308305ce781604d3812c25497686dc. 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/5ejK33flQK0BuA0OtC1QHb.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/5ejK33flQK0BuA0OtC1QHb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e2c8a680770513e025053b7c5c242368d651b547a7c2bda40f4779830c959b6. 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/73c2UUB8Ub9C45unNcoUbc.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/73c2UUB8Ub9C45unNcoUbc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85d7fc2a688ba20581675d14d44ea9a36f38b50158e73b5e1b16b885cb7f8510. 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/5Ed81GtzQ1xrKXUvYSPsiX.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/5Ed81GtzQ1xrKXUvYSPsiX.
{"copyright_id":"0xb2e9bf7c1f352adf6ae66d140311eb6d7e3e2922df56730b48d5ac20e299f853","isrc":"US72W1821107","name":"Chelsea Hotel No. 2","registered_at":"2026-06-21T14:05:49Z","spotify_id":"6RRfBwlkMxibDaqjBvPgSl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2e9bf7c1f352adf6ae66d140311eb6d7e3e2922df56730b48d5ac20e299f853. 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/6RRfBwlkMxibDaqjBvPgSl.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/6RRfBwlkMxibDaqjBvPgSl.
Second Letter from St. Julien (Rearranged 2018)
{"copyright_id":"0x9f8780c8cf2112a01d4adec613b0be4f07b2975fae14f439023e320b833ce487","isrc":"US72W1821108","name":"Second Letter from St. Julien (Rearranged 2018)","registered_at":"2026-06-26T08:03:34Z","spotify_id":"1Vchhdpfp0pXa3Wi7Bqbnl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f8780c8cf2112a01d4adec613b0be4f07b2975fae14f439023e320b833ce487. 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/1Vchhdpfp0pXa3Wi7Bqbnl.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/1Vchhdpfp0pXa3Wi7Bqbnl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66089dd28a4fb95d64fd024028aed1491a59e685d5c8f9864b2e24f6b8149537. 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/3zWn1wlI2NWXLoALZMzBBU.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/3zWn1wlI2NWXLoALZMzBBU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c83d8a97f722af507d7cb30dddc97eafdc533eac8bc4c6f36ed814b9a723833. 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/4zwoc2zf6lG2niMkaUFEAz.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/4zwoc2zf6lG2niMkaUFEAz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b0564668878d3c1a54b24de399f6959f6aad4340e245c9a991f1c7add6d4c6f. 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/6NSqWUNBOBVAsFaSsBRNj4.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/6NSqWUNBOBVAsFaSsBRNj4.
{"copyright_id":"0x73d6c1e9bc47233e047f2b9fa9d74a6fe42b2a3d90f4ff7202a65cac7c28e9ea","isrc":"QM4TW1739270","name":"A Portrait Of","registered_at":"2026-06-07T04:31:33Z","spotify_id":"5Qrp5g8f4YIkGVSes6EfcA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73d6c1e9bc47233e047f2b9fa9d74a6fe42b2a3d90f4ff7202a65cac7c28e9ea. 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/5Qrp5g8f4YIkGVSes6EfcA.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/5Qrp5g8f4YIkGVSes6EfcA.
{"copyright_id":"0x5bd4186ec17fda271ffa5073232a1bf0853c56487483756e3545acd1217f4601","isrc":"QM4TW1739271","name":"First Letter from St. Sean","registered_at":"2026-06-22T13:58:20Z","spotify_id":"0kPcPtXATiZb0vfjwdVuAC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5bd4186ec17fda271ffa5073232a1bf0853c56487483756e3545acd1217f4601. 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/0kPcPtXATiZb0vfjwdVuAC.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/0kPcPtXATiZb0vfjwdVuAC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8117110ede071dfbe5753c87c0e5146937e94df4db13349d03b0bf4f98386a81. 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/07J7sTnYf7iLt8tb3tnogb.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/07J7sTnYf7iLt8tb3tnogb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5b800268de3aac22f8dd208f1e69f40b8c59d96be5aed2f8f86b7b08d916b18. 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/3AbYQ5LIefvlf9l8AY6fl7.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/3AbYQ5LIefvlf9l8AY6fl7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ad82bafa1a50eac1814d0500be3448ec2c2f2a26582d7f54f2fb550b1132443. 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/5Z2XYk7B4PR5WgD3BUVuJi.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/5Z2XYk7B4PR5WgD3BUVuJi.
{"copyright_id":"0x0fb54b6834d54fc8fba703dead848cf2cbc29e3c5914b1d652d84bd10c10fa59","isrc":"QM4TW1739275","name":"Where Are You","registered_at":"2026-06-22T14:00:29Z","spotify_id":"2o0HMS9XMyyOqZLg5capCh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fb54b6834d54fc8fba703dead848cf2cbc29e3c5914b1d652d84bd10c10fa59. 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/2o0HMS9XMyyOqZLg5capCh.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/2o0HMS9XMyyOqZLg5capCh.
{"copyright_id":"0x36ae39e5c7ecfb0590db4e9813ff2629c4a4a1f65d59a361d67df70527ebad34","isrc":"QM4TW1739276","name":"Second Letter from St. Julien","registered_at":"2026-06-23T21:53:24Z","spotify_id":"0FTDwLWE3zQenHcG4uqV8Z","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36ae39e5c7ecfb0590db4e9813ff2629c4a4a1f65d59a361d67df70527ebad34. 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/0FTDwLWE3zQenHcG4uqV8Z.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/0FTDwLWE3zQenHcG4uqV8Z.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc805066cab0b1d45ca6a4733c2e05955a0b79cd36ee28115698bd5d9148c9df4. 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/0lUKlntXk9sj4gU1SF3lO6.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/0lUKlntXk9sj4gU1SF3lO6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a756165d37bb1415e2b99ea196065f8093a32d83cb8d3dce2464523d0fb3aff. 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/0969y6vLqKBbGA6rjCMaxy.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/0969y6vLqKBbGA6rjCMaxy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c30aca6c3690fe794a5bc2945c54f4a5adb2ad411c8c400e5743340f6d8bbf7. 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/1MFpsJ6Kcu7CeUloIyXadG.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/1MFpsJ6Kcu7CeUloIyXadG.
{"copyright_id":"0xa8fc9b85d922b48a78566825b9a58ccdbefe646569af102ef12e7f364816f75d","isrc":"USEZ61500021","name":"Fluorescent Black","registered_at":"2026-06-05T10:25:38Z","spotify_id":"7jKlkzOEjRLgVNUHiCEOGS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8fc9b85d922b48a78566825b9a58ccdbefe646569af102ef12e7f364816f75d. 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/7jKlkzOEjRLgVNUHiCEOGS.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/7jKlkzOEjRLgVNUHiCEOGS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3a2fc433a91ffdf9d00307655e535ef60ee5450f18ec85f75dd5552ef661afc. 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/2oP80Z9vy6mVEHVrrdFCWQ.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/2oP80Z9vy6mVEHVrrdFCWQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce7d6178023b79015a3b003a238d1904e204eef4f1d1d35eee86ee0179016b8a. 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/5OdRtKqq9wd6lsqcYLWRQU.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/5OdRtKqq9wd6lsqcYLWRQU.
{"copyright_id":"0xc51d1bb62d5c8504ab5a0c9753a1cb7a59b556fa302dd9c9b57242a0443f28e3","isrc":"USEZ61500024","name":"Art School Wannabe","registered_at":"2026-06-04T08:02:54Z","spotify_id":"3xlkH2csAScP9oudUA9HY5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc51d1bb62d5c8504ab5a0c9753a1cb7a59b556fa302dd9c9b57242a0443f28e3. 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/3xlkH2csAScP9oudUA9HY5.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/3xlkH2csAScP9oudUA9HY5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60d8ff53e7b91ec88c35774b8edc48da7c45a072ae17740b958048f243f37cc6. 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/1W7j5IaDtzSJDQrQAXyTs3.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/1W7j5IaDtzSJDQrQAXyTs3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf494f5d9f94823c7017140cbcb8a0918fdec7064d47859eea897ca9d5b84cf09. 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/42qfjCwue4FErfb2bhOA30.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/42qfjCwue4FErfb2bhOA30.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x920ed8e586fd6f629db780be4f782c3d159d314a7025c9df899d9691b9e18fe5. 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/0aRBs5JWtMqNSz7E7NqKeC.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/0aRBs5JWtMqNSz7E7NqKeC.
{"copyright_id":"0x0a3f526a5dd444ad519c964b551180d71800b5624f9bca3eca00cb79cc3d9092","isrc":"USEZ61500028","name":"When I See You (Timberwolf)","registered_at":"2026-06-07T16:37:49Z","spotify_id":"3GLu4zH4fbAse9geW1EDBY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a3f526a5dd444ad519c964b551180d71800b5624f9bca3eca00cb79cc3d9092. 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/3GLu4zH4fbAse9geW1EDBY.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/3GLu4zH4fbAse9geW1EDBY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c6154de8fc521398ed47f1b636c936385471799bbba607fb3152035f0ba9027. 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/34pLArf9NZO0bSTNXri70Z.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/34pLArf9NZO0bSTNXri70Z.
{"copyright_id":"0x2dd4fcda1d9a6a7a28570b6275845e111a3120dea4c3012de86e0953228d5a8d","isrc":"USHM21402424","name":"Mediocre at Best","registered_at":"2026-06-05T20:24:22Z","spotify_id":"1rXKvQuHb7mz3UpXonbzST","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2dd4fcda1d9a6a7a28570b6275845e111a3120dea4c3012de86e0953228d5a8d. 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/1rXKvQuHb7mz3UpXonbzST.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/1rXKvQuHb7mz3UpXonbzST.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3309f1e4fb120c69b73546051de7f268c310c877442f83abbbae36d9f631db8c. 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/5WKDcsJ5G1KrTqcfLSh6C9.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/5WKDcsJ5G1KrTqcfLSh6C9.
{"copyright_id":"0x3ebcd92af6e5772335f380dd3db925b7312e17fe328e656f27abc4ac3cb867e3","isrc":"USHM21402426","name":"Nick Kwas Christmas Party","registered_at":"2026-06-08T07:53:20Z","spotify_id":"6FBA7STbNISkvzf44brbAf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ebcd92af6e5772335f380dd3db925b7312e17fe328e656f27abc4ac3cb867e3. 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/6FBA7STbNISkvzf44brbAf.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/6FBA7STbNISkvzf44brbAf.
{"copyright_id":"0xc9cd8432edb9070cdbb6b67ab8588ebc4b921eb0961460a91729e6ebd1abd6ab","isrc":"USHM21402427","name":"Queen Anne’s Lace","registered_at":"2026-06-09T12:33:42Z","spotify_id":"4Jlb18pLYNVtQAUlbCqIq9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9cd8432edb9070cdbb6b67ab8588ebc4b921eb0961460a91729e6ebd1abd6ab. 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/4Jlb18pLYNVtQAUlbCqIq9.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/4Jlb18pLYNVtQAUlbCqIq9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x664b8071f2c275aa0c523904025a898f16b97edcaf4343cd1b2a8a11d040f02c. 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/1gcTTVbyMrbSf6nZxFPKJD.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/1gcTTVbyMrbSf6nZxFPKJD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc423e843473174c00f8aa17e93c946e51a31029b65860f62434c4289a998b3a. 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/0F0bUjqrveFfAkLpZbVVkS.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/0F0bUjqrveFfAkLpZbVVkS.
{"copyright_id":"0xe3e11ad8d6ba0b7369634493c264ffcb399aee8341fc3ddf0c8eabafcda98495","isrc":"USHM21402430","name":"Smooth Jazz","registered_at":"2026-06-09T22:39:34Z","spotify_id":"3v9ESpqXYlvQwlMlui22bH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3e11ad8d6ba0b7369634493c264ffcb399aee8341fc3ddf0c8eabafcda98495. 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/3v9ESpqXYlvQwlMlui22bH.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/3v9ESpqXYlvQwlMlui22bH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf98e51c96b922e3798a7030af45dbc5d3134883926994ec7e39c2e47d783a5a0. 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/4ZhCVdZEDCn6w9ZzGPkWek.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/4ZhCVdZEDCn6w9ZzGPkWek.
{"copyright_id":"0xb2e9bf7c1f352adf6ae66d140311eb6d7e3e2922df56730b48d5ac20e299f853","isrc":"US72W1821107","name":"Chelsea Hotel No. 2","registered_at":"2026-06-21T14:05:49Z","spotify_id":"1O3bdvKwohMKLG2PsNuLTc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2e9bf7c1f352adf6ae66d140311eb6d7e3e2922df56730b48d5ac20e299f853. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1O3bdvKwohMKLG2PsNuLTc.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/1O3bdvKwohMKLG2PsNuLTc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x122a0c82d7e16d62c678316bb5681ab0866ca76dd1db6bf43d2fc22a412b15ee. 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/51Yc2wllRX5Q64xjoxxVb5.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/51Yc2wllRX5Q64xjoxxVb5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d031de49a654e0cb1e9842ef81a66e1394d0f34f60d71582fd75370fddce0e0. 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/5eBrpOS4PgYZmzhLICtK33.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/5eBrpOS4PgYZmzhLICtK33.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10266bfd9e41a8378a454247b41340c6c788416a7f727473440a20cd4a44affe. 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/7tLmx5Zf710u5UtxcXbT3I.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/7tLmx5Zf710u5UtxcXbT3I.
The World Is A Beautiful Place & I Am No Longer Afraid To Die
{"copyright_id":"0xd1bfdc44d8aecc7e6e50e2b642c203b07e31f4bdbf44a0e10a584ef167c3e22f","isrc":"USEZ61614901","name":"Either Way","registered_at":"2026-06-07T16:37:43Z","spotify_id":"0RpHRgFciWB6rWx5sJHsnD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1bfdc44d8aecc7e6e50e2b642c203b07e31f4bdbf44a0e10a584ef167c3e22f. 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/0RpHRgFciWB6rWx5sJHsnD.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/0RpHRgFciWB6rWx5sJHsnD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc47c8f04c5653048d547fadfb306753e706ae11cf65a5d3554357b67d9b63e33. 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/4ArV3SYaVtYlyVZuwDsJAM.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/4ArV3SYaVtYlyVZuwDsJAM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ba35c379fc963651e3bd384d7f2b0085ba0bfd2b550540c85fd3d279dffff1d. 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/5sGbZm40DxnUduEUBuOGd1.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/5sGbZm40DxnUduEUBuOGd1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x885f878ff58f710b9d310adcc472a30b0fa0b167064f20e0e9d392b62edcc319. 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/4h9M4X9cfAbX7iplQ2Y2qb.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/4h9M4X9cfAbX7iplQ2Y2qb.
{"copyright_id":"0xd1bfdc44d8aecc7e6e50e2b642c203b07e31f4bdbf44a0e10a584ef167c3e22f","isrc":"USEZ61614901","name":"Either Way","registered_at":"2026-06-07T16:37:43Z","spotify_id":"7eI0wrAilCjGvx01vwzqYM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1bfdc44d8aecc7e6e50e2b642c203b07e31f4bdbf44a0e10a584ef167c3e22f. 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/7eI0wrAilCjGvx01vwzqYM.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/7eI0wrAilCjGvx01vwzqYM.
Art School Wannabe - Audiotree Live Version
{"copyright_id":"0x5ce2a25908abe8a5abb5dcdc0d838c7bd9a613230d7078d12577c6dca1aac016","isrc":"QM99V1509504","name":"Using - Audiotree Live Version","registered_at":"2026-06-27T22:32:31Z","spotify_id":"17WHfEaUbluHbpD2uHqnBe","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ce2a25908abe8a5abb5dcdc0d838c7bd9a613230d7078d12577c6dca1aac016. 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/17WHfEaUbluHbpD2uHqnBe.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/17WHfEaUbluHbpD2uHqnBe.
Your Soft Blood - Audiotree Live Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3a2fc433a91ffdf9d00307655e535ef60ee5450f18ec85f75dd5552ef661afc. 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/4iP8noSVkIucjcWvlJRNeh.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/4iP8noSVkIucjcWvlJRNeh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4ff4a5445e0e9b6561363e401e0a0c71ef9a4d3dc93160b86b65c2709c8b77a. 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/2tZtfDiF78SXm7eMHHoBd1.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/2tZtfDiF78SXm7eMHHoBd1.
{"copyright_id":"0x13a3719f6d4ab82bc955a1c95ed221aa538aefc0c5da55a515061493034cde77","isrc":"GBSMU2485150","name":"Mediocre at Best","registered_at":"2026-06-19T00:22:47Z","spotify_id":"2eJmkOw7bJVnDtATHhzezE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13a3719f6d4ab82bc955a1c95ed221aa538aefc0c5da55a515061493034cde77. 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/2eJmkOw7bJVnDtATHhzezE.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/2eJmkOw7bJVnDtATHhzezE.
{"copyright_id":"0x1e9fc0dc1a604ad0fdd5f4527aefde64bf556f936baaba7870f246fc5df642b0","isrc":"GBSMU2485151","name":"Still Shrill","registered_at":"2026-06-27T22:44:38Z","spotify_id":"3XrTLyA1ia1JM8F4h1itAA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e9fc0dc1a604ad0fdd5f4527aefde64bf556f936baaba7870f246fc5df642b0. 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/3XrTLyA1ia1JM8F4h1itAA.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/3XrTLyA1ia1JM8F4h1itAA.
A Brief Dissertation On a Night Spent Talking in a Boston Accent
{"copyright_id":"0xcb50c9f33546766bbe8a4bb60b4d8ccd55b1838a2be90af7d277c09a3bbec98c","isrc":"GBSMU2485152","name":"A Brief Dissertation On a Night Spent Talking in a Boston Accent","registered_at":"2026-06-21T14:06:53Z","spotify_id":"2WH9tWbq79eoNOiqDRXFFb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb50c9f33546766bbe8a4bb60b4d8ccd55b1838a2be90af7d277c09a3bbec98c. 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/2WH9tWbq79eoNOiqDRXFFb.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/2WH9tWbq79eoNOiqDRXFFb.