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 0x00a76577436df423648a2c06a896dec31483dae36db008bb62fab856d238b325. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b693364c-61a1-4e49-9816-57a668aa1cc3.json and https://artists.proofprofile.net/proofs/artist/b693364c-61a1-4e49-9816-57a668aa1cc3.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 0x9d57ab0877296e2a7ae949a585bbede4f7287921d90f3a31c96da4820d4e017c. 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/2VDgC7lG30NL2IpN29cASl.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/2VDgC7lG30NL2IpN29cASl.
{"copyright_id":"0xe2b47f9ef22a5b77af735edf875dc803f7b1316d7b210af4b2dda3473f7fd7bb","isrc":"USANG2121782","name":"Not The Other Guy","registered_at":"2026-06-10T13:41:55Z","spotify_id":"3CztBKYnw51P8qtBtTWdE6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2b47f9ef22a5b77af735edf875dc803f7b1316d7b210af4b2dda3473f7fd7bb. 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/3CztBKYnw51P8qtBtTWdE6.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/3CztBKYnw51P8qtBtTWdE6.
{"copyright_id":"0xff939094cde172d57ce5183efa44ac5bd0e0c7e3d642908b6de85309ba8d2624","isrc":"USANG2121783","name":"So Far Away","registered_at":"2026-06-19T23:08:07Z","spotify_id":"0lRDgaTyOSGZMnEJtkebqR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff939094cde172d57ce5183efa44ac5bd0e0c7e3d642908b6de85309ba8d2624. 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/0lRDgaTyOSGZMnEJtkebqR.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/0lRDgaTyOSGZMnEJtkebqR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x016097b980b71ae3ac9969be85402e283f39313c8fabeb65b4d11345b67c6aa4. 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/64NQhVaQhLWaPTSPncSmAu.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/64NQhVaQhLWaPTSPncSmAu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x213842f838c2e357a6d5d71b82f8099dabf4d9de7636386552ff5bc8eadf11e7. 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/0tTBRYfTlTjrzDOSyVVBU1.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/0tTBRYfTlTjrzDOSyVVBU1.
{"copyright_id":"0xf7c8dfd1bd56ca06475f8d3c6d99dae3221e0ec0c16a25586f493606bc4d6a59","isrc":"USANG2121786","name":"Falling Down","registered_at":"2026-06-07T17:50:33Z","spotify_id":"7Laj8RJimesYjeYP91nrqS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7c8dfd1bd56ca06475f8d3c6d99dae3221e0ec0c16a25586f493606bc4d6a59. 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/7Laj8RJimesYjeYP91nrqS.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/7Laj8RJimesYjeYP91nrqS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81e5ec64d42d37c090a9ecd871bd9e403f02d4706e122f4a61737db3c21577ac. 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/0WBpoov3FdbegR17Uk0ByR.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/0WBpoov3FdbegR17Uk0ByR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68d077c7e8519d883da2d2350ed9f72327add3c00cd17991494c0b188b826bdd. 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/3Qc9939tIql3Etebg8n8Tb.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/3Qc9939tIql3Etebg8n8Tb.
{"copyright_id":"0xcb0c9be4d2e8f96166e99e5a72049f8a8f7d7e2bc281ebf6456b991a84effc18","isrc":"USANG2121789","name":"Nothing Left To Lose","registered_at":"2026-06-21T17:25:58Z","spotify_id":"22FchCW8RpSXKREd8BJnh9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb0c9be4d2e8f96166e99e5a72049f8a8f7d7e2bc281ebf6456b991a84effc18. 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/22FchCW8RpSXKREd8BJnh9.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/22FchCW8RpSXKREd8BJnh9.
{"copyright_id":"0x38dbb889d372066dd3bef22b2a2a0e3518700049adc560bc8b3a8091dbc398fd","isrc":"USANG2121790","name":"Falling In Love Again","registered_at":"2026-06-19T04:15:31Z","spotify_id":"6QCAY7QERzHmGqYkTO8ju6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38dbb889d372066dd3bef22b2a2a0e3518700049adc560bc8b3a8091dbc398fd. 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/6QCAY7QERzHmGqYkTO8ju6.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/6QCAY7QERzHmGqYkTO8ju6.
{"copyright_id":"0xd2a7f24de179b8ebc97943b42d03cd3129e7b58d08798fdb14e6d01f97fe9030","isrc":"USANG2121791","name":"I'm Taking Off","registered_at":"2026-06-09T14:18:57Z","spotify_id":"3pDjxjXQI6WBsBmMMfhe0J","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2a7f24de179b8ebc97943b42d03cd3129e7b58d08798fdb14e6d01f97fe9030. 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/3pDjxjXQI6WBsBmMMfhe0J.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/3pDjxjXQI6WBsBmMMfhe0J.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49b8b93e79ae29e5b88e7c215003a60ddc5b5a2c76099817f37110a026a98bf5. 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/5SDdBqmDs5qVnCyEc1D0Xw.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/5SDdBqmDs5qVnCyEc1D0Xw.
{"copyright_id":"0xf315843c2ccc15dabd7c7fa6918ce4bba6f851a002c8fd6da47305c4cb7f7d76","isrc":"USJI10200277","name":"My Confession","registered_at":"2026-06-08T10:01:29Z","spotify_id":"5ZdMbOgfT9TeLwCkDbJp83","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf315843c2ccc15dabd7c7fa6918ce4bba6f851a002c8fd6da47305c4cb7f7d76. 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/5ZdMbOgfT9TeLwCkDbJp83.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/5ZdMbOgfT9TeLwCkDbJp83.
{"copyright_id":"0xaef544164c00bff4dbfa44dfd928cfc352cd1c72bf7d6ac1c77ad2bd885a5ec1","isrc":"USJI10200278","name":"I Stand For You","registered_at":"2026-06-11T11:20:20Z","spotify_id":"0NZYVadRwYwZwOl40e7AGr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaef544164c00bff4dbfa44dfd928cfc352cd1c72bf7d6ac1c77ad2bd885a5ec1. 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/0NZYVadRwYwZwOl40e7AGr.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/0NZYVadRwYwZwOl40e7AGr.
{"copyright_id":"0x196753c711b11e49a633ab40fca4b1b0d05e0c4c8bd96910615efb03caa0bd2a","isrc":"USJI10200279","name":"Do I Have To Cry For You","registered_at":"2026-06-04T07:44:29Z","spotify_id":"6L5udBtIPqieULPMac3wkh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x196753c711b11e49a633ab40fca4b1b0d05e0c4c8bd96910615efb03caa0bd2a. 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/6L5udBtIPqieULPMac3wkh.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/6L5udBtIPqieULPMac3wkh.
{"copyright_id":"0x11dc82577c34a9baa8f6b17c88f0fdfcabd2f93cee8656474264181e871e8c3c","isrc":"USJI10200280","name":"Girls In The USA (feat. Mr. Vegas)","registered_at":"2026-06-18T16:56:25Z","spotify_id":"7dO1BhROD694AiX4yHfeh8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11dc82577c34a9baa8f6b17c88f0fdfcabd2f93cee8656474264181e871e8c3c. 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/7dO1BhROD694AiX4yHfeh8.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/7dO1BhROD694AiX4yHfeh8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62006ce55fd3c5bb47022f397ec2b42086255d30cf13e9e30cb21b33b551bfc7. 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/7tUKiBTu5VUSWpsFMrYlVx.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/7tUKiBTu5VUSWpsFMrYlVx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9a9eb6056e99cf13d79cd4457171042cb5db77a5b0119b9673336aa32abf413. 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/3KaQvtGWUcILTn6Clu2G9K.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/3KaQvtGWUcILTn6Clu2G9K.
{"copyright_id":"0x3b5e8d6178f05125288373a20aad31f521be47a879ceb734aea071aacfeb0019","isrc":"USJI10200282","name":"Blow Your Mind","registered_at":"2026-06-08T03:43:30Z","spotify_id":"5rKhimnDxwxYLfTxZUefLs","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b5e8d6178f05125288373a20aad31f521be47a879ceb734aea071aacfeb0019. 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/5rKhimnDxwxYLfTxZUefLs.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/5rKhimnDxwxYLfTxZUefLs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0dcde8f44e95287faf7586cbf2cf04489eced33076073564ae0523623d2270c. 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/5z5NjEqRo32XCpf0lDnAAe.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/5z5NjEqRo32XCpf0lDnAAe.
{"copyright_id":"0xe7ad9c221d0d8ff2497b58fe35e31213b64d195cbcf5ff33c0293a8536b5d440","isrc":"USJI10200284","name":"I Just Wanna Take You Home","registered_at":"2026-06-18T16:55:31Z","spotify_id":"71LOTnQi6CzHKKDxsyLZDv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7ad9c221d0d8ff2497b58fe35e31213b64d195cbcf5ff33c0293a8536b5d440. 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/71LOTnQi6CzHKKDxsyLZDv.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/71LOTnQi6CzHKKDxsyLZDv.
{"copyright_id":"0xdf7c8586f6d7aa665942dc5d11ab6f22047e789d3a2c01443256daf855c64f7c","isrc":"USJI10200285","name":"Heart Without A Home (I'll Be Yours)","registered_at":"2026-06-08T03:42:22Z","spotify_id":"0w5lZfoDnzr13hV0FJRqpC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf7c8586f6d7aa665942dc5d11ab6f22047e789d3a2c01443256daf855c64f7c. 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/0w5lZfoDnzr13hV0FJRqpC.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/0w5lZfoDnzr13hV0FJRqpC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58225c084eae450d58a395e8da1807f9021f0f7848f6edcbb767f643c9453886. 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/2OgmvZufueKjXaCl1Pp0ne.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/2OgmvZufueKjXaCl1Pp0ne.
Nick Carter, Malia Tuaileva, Mark J. Dye
{"copyright_id":"0xb0a965a2e8a652a835fcebdb4644656b223fc01875414ed99808d874cce9b706","isrc":"QZPEW2446958","name":"So Sweet (The Amazing Digital Circus)","registered_at":"2026-06-10T04:34:34Z","spotify_id":"5PbD7UWPpvqnOQpBSFoBfi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0a965a2e8a652a835fcebdb4644656b223fc01875414ed99808d874cce9b706. 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/5PbD7UWPpvqnOQpBSFoBfi.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/5PbD7UWPpvqnOQpBSFoBfi.
{"copyright_id":"0xc1ccdb2a3d7e2353e393a80e2c882c1cab896834bcd85ea68ba7973ff3356958","isrc":"QZRUP2300771","name":"Never Break My Heart (Not Again)","registered_at":"2026-06-08T12:37:00Z","spotify_id":"6iyJPj9hv2g1V8FnoqQ3EC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1ccdb2a3d7e2353e393a80e2c882c1cab896834bcd85ea68ba7973ff3356958. 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/6iyJPj9hv2g1V8FnoqQ3EC.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/6iyJPj9hv2g1V8FnoqQ3EC.
Happy Xmas (Cancer's Over) [Stephen Hart Mix]
Happy Xmas (Cancer's Over) [Jon Muro Mix]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76be55325156b2970932ef461bb01445d71e50129cceae79ae82611f30f30b96. 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/2VxiLe7jij76g42D1WUbAX.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/2VxiLe7jij76g42D1WUbAX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d0092ce2baeef2694f3c14189187e234ad95e8235377da966dd367e47390370. 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/2FZoQg0cywaY7Y8LMwRxpJ.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/2FZoQg0cywaY7Y8LMwRxpJ.
{"copyright_id":"0xa121bc9fcc58cef6c9c4bd006b52a0739b9ab3fe973545dd586939e6fce8b62b","isrc":"QZRUP2200931","name":"Hurts to Love You","registered_at":"2026-06-07T01:03:00Z","spotify_id":"6eQicV36iWi9fkhYH1a3Dv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa121bc9fcc58cef6c9c4bd006b52a0739b9ab3fe973545dd586939e6fce8b62b. 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/6eQicV36iWi9fkhYH1a3Dv.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/6eQicV36iWi9fkhYH1a3Dv.
{"copyright_id":"0x9ef3084aba9f60100b07ddb374bec83c4b7c2f66aa0cc7cdd4b9fd87db79e9c4","isrc":"GBKPL2171712","name":"Scary Monster","registered_at":"2026-06-19T12:07:33Z","spotify_id":"4BMPQRG5MObDAGGbSWZkzf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ef3084aba9f60100b07ddb374bec83c4b7c2f66aa0cc7cdd4b9fd87db79e9c4. 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/4BMPQRG5MObDAGGbSWZkzf.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/4BMPQRG5MObDAGGbSWZkzf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd81d8361d01350686a6134a25e7076bfacc4c8e84c2456a680f66a2ca81525da. 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/3ElYOCo8mtEsZOs3kejCZa.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/3ElYOCo8mtEsZOs3kejCZa.
{"copyright_id":"0x493ef5135c4a9d0eda18e801e02d3bddf56175116a0684f00ac2c19d9a169ad8","isrc":"DEUM72006253","name":"Backstreet Boys Medley","registered_at":"2026-06-07T19:06:32Z","spotify_id":"54t8uaS7jkgGgREfIVXWcH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x493ef5135c4a9d0eda18e801e02d3bddf56175116a0684f00ac2c19d9a169ad8. 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/54t8uaS7jkgGgREfIVXWcH.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/54t8uaS7jkgGgREfIVXWcH.