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 0x633cd822d0b4e382d6b38ac1a980e3a999a5d092c3b4618178121284983c2ef5. 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/1bb123ce-4333-4e4c-8092-73861e3ec1c1.json and https://artists.proofprofile.net/proofs/artist/1bb123ce-4333-4e4c-8092-73861e3ec1c1.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 0xcb10d7c0a63ab303578308618c7208fe72cb4df1e56d35c683dc56c564efcf12. 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/2w28l96zhjDUAGTanxjnSc.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/2w28l96zhjDUAGTanxjnSc.
{"copyright_id":"0x700bb9d8bdfae24f1354d12c21e11039ebac4f3afd266ede6cb6c1a3d68499aa","isrc":"GX8LE2489554","name":"i like the way you kiss me","registered_at":"2026-06-06T05:47:14Z","spotify_id":"6sNLFy1Fbc981N8ihjM7I2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x700bb9d8bdfae24f1354d12c21e11039ebac4f3afd266ede6cb6c1a3d68499aa. 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/6sNLFy1Fbc981N8ihjM7I2.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/6sNLFy1Fbc981N8ihjM7I2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb04c8ba2b7a360441af1217a94f98e784c6048aebca0c872381dc8882b557684. 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/7aoCoI2VMZ0FO9bDyWUpln.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/7aoCoI2VMZ0FO9bDyWUpln.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a216c952d4a2e478daae9ab71a2080206967097d29b92b65fe90734df420a05. 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/5psrM9rv1PUJUOIW03Y6Ub.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/5psrM9rv1PUJUOIW03Y6Ub.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0997ca98c1c36bc3ae131bf5379e1e129470a89fb79ad519bc1353a950ca6d61. 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/4MNZcRM0AxwiCDdE5czp8K.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/4MNZcRM0AxwiCDdE5czp8K.
{"copyright_id":"0x0840832d1a6a97c812d6464fd9ba7892db6f877f3cbb5e9fea5a6bb3a7b7383c","isrc":"GX89G2414500","name":"idk what to do","registered_at":"2026-06-05T22:16:59Z","spotify_id":"3HcGvwjWwCNJAZO2i1uEe5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0840832d1a6a97c812d6464fd9ba7892db6f877f3cbb5e9fea5a6bb3a7b7383c. 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/3HcGvwjWwCNJAZO2i1uEe5.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/3HcGvwjWwCNJAZO2i1uEe5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x331412e4d4a5d39a97bc2232c6c0c8937c19e93e71ff4c540bea202c6ef0c257. 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/3ux0eZl6CAN5xgTV3hu1q0.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/3ux0eZl6CAN5xgTV3hu1q0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72ed19aee54848fa8452dc5e9be46acd7d94563d4c95adf8776b42cbc624f98c. 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/1VL6vvlSUBiL55yGLzzWBH.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/1VL6vvlSUBiL55yGLzzWBH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd966f51c73de5a1616a71c30d428a6a61be14b430a132b1493a40b66af61fdfc. 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/0giSRBjG7BWl6Qt9NpjOfJ.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/0giSRBjG7BWl6Qt9NpjOfJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0df92069513ab6809ab56e59f618dfe886d84c7062d82e8b0b6001ef7cb15310. 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/3aCZ2vtwqEsUfj6W9TMWPs.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/3aCZ2vtwqEsUfj6W9TMWPs.
{"copyright_id":"0x1762db03ed4056e54ad23136d2e9d281246eedb7cda82785e7075c85e9e10e6c","isrc":"GX5MY2319221","name":"Careless Whisper","registered_at":"2026-06-05T09:27:26Z","spotify_id":"5qmtRICoe7EMzcv0RKVffT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1762db03ed4056e54ad23136d2e9d281246eedb7cda82785e7075c85e9e10e6c. 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/5qmtRICoe7EMzcv0RKVffT.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/5qmtRICoe7EMzcv0RKVffT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a4174e4cf325de3d7f6306c6662cab7963d24e1e9ed8132e90566cd90275517. 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/3QoVV5E1dfmvhP6Cfgx5xV.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/3QoVV5E1dfmvhP6Cfgx5xV.
{"copyright_id":"0xbc3fabc79c151056b48f74b86f7b582ad0dbcdabe9f06448f09039619ab1c4b5","isrc":"GXBDS2345472","name":"Summertime Sadness - Techno Version","registered_at":"2026-06-07T08:48:47Z","spotify_id":"3LCK1Gva4uTUXDPeUuak53","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc3fabc79c151056b48f74b86f7b582ad0dbcdabe9f06448f09039619ab1c4b5. 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/3LCK1Gva4uTUXDPeUuak53.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/3LCK1Gva4uTUXDPeUuak53.
{"copyright_id":"0xbdc7f9c1e0c024c0f3793ab9ee17a3081f911e6a7b445f2e2123870f7bee51e8","isrc":"QZTB32329743","name":"One Of These Days","registered_at":"2026-06-09T09:17:05Z","spotify_id":"1ysRQsCuDdjQiuj2KBegca","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbdc7f9c1e0c024c0f3793ab9ee17a3081f911e6a7b445f2e2123870f7bee51e8. 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/1ysRQsCuDdjQiuj2KBegca.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/1ysRQsCuDdjQiuj2KBegca.
{"copyright_id":"0xf108da6f263fc08dd14ecf7b6f42fc86bfe19d5c2238e8b3c9fe521676f63d83","isrc":"QZTAZ2366366","name":"I Will Survive - Techno Cover","registered_at":"2026-06-06T08:36:10Z","spotify_id":"3c117wVgxxqtFPQ1FzU3Z7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf108da6f263fc08dd14ecf7b6f42fc86bfe19d5c2238e8b3c9fe521676f63d83. 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/3c117wVgxxqtFPQ1FzU3Z7.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/3c117wVgxxqtFPQ1FzU3Z7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b3a35065566a8e8d11f0a542a359d4b4e380b800089b1dc233daa4478441feb. 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/2xiGL3MRfa3S73DSZkZOqL.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/2xiGL3MRfa3S73DSZkZOqL.
{"copyright_id":"0x9c3a1b5b937c3b88f67d2e3ffe1a02e81a0f72df5372d2ce463319e434046a8f","isrc":"QZTAZ2398267","name":"Sweet Dreams (Techno)","registered_at":"2026-06-05T13:23:29Z","spotify_id":"2XY4MUlkirmw5WBd9PtBP1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c3a1b5b937c3b88f67d2e3ffe1a02e81a0f72df5372d2ce463319e434046a8f. 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/2XY4MUlkirmw5WBd9PtBP1.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/2XY4MUlkirmw5WBd9PtBP1.
{"copyright_id":"0x50a1d5d3996b0b625670b7f8432e44558efc07b60cc15b1fbff494cc7a3fcc7b","isrc":"QZTAY2353661","name":"Moi Lolita","registered_at":"2026-06-06T05:23:15Z","spotify_id":"2tBVd9jdI20Z5MbUIQZsWl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50a1d5d3996b0b625670b7f8432e44558efc07b60cc15b1fbff494cc7a3fcc7b. 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/2tBVd9jdI20Z5MbUIQZsWl.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/2tBVd9jdI20Z5MbUIQZsWl.
{"copyright_id":"0x4f404c26063e8060e8e2551aae5a69cd180ef2f90066bafaf2ae0527078199b9","isrc":"QZNWY2333382","name":"When Love Takes Over","registered_at":"2026-06-06T18:22:08Z","spotify_id":"0Ud7wNwGE47HA9htBHGaWa","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f404c26063e8060e8e2551aae5a69cd180ef2f90066bafaf2ae0527078199b9. 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/0Ud7wNwGE47HA9htBHGaWa.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/0Ud7wNwGE47HA9htBHGaWa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedee1f829475a32aea93d30beba6e2132052aac8912a0cd1e13449bef671b77f. 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/5brDXLED5dOvncRLfFEYtb.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/5brDXLED5dOvncRLfFEYtb.
{"copyright_id":"0x837f1a8e6d80b21dabbcaa1dc73aec6802416e2108ea5f3a1aeff8655ac1dc37","isrc":"QZK6K2382857","name":"California Dreaming (Sped Up)","registered_at":"2026-06-06T11:54:15Z","spotify_id":"5c4GBcS9HFPjWaYsdEWRdU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x837f1a8e6d80b21dabbcaa1dc73aec6802416e2108ea5f3a1aeff8655ac1dc37. 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/5c4GBcS9HFPjWaYsdEWRdU.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/5c4GBcS9HFPjWaYsdEWRdU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54b870e00193c0caaea40ebe39b95fd21291e887ea7ecc4f93fa1841d71007ff. 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/6xVyYTX7Xhw1JLBhkN12Pp.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/6xVyYTX7Xhw1JLBhkN12Pp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x588fb6188f6942b8ba39dffe79218af4358918744e77509928d5d87c374b32c1. 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/5UqKldTxFyoJG6Nnj9Swtp.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/5UqKldTxFyoJG6Nnj9Swtp.
{"copyright_id":"0xba73c36748d2c2935cae30ab33ec7b2fa11dee7603f20634b7a99414af765317","isrc":"QZS662273640","name":"All Good Things (Come To An End)","registered_at":"2026-06-05T12:44:29Z","spotify_id":"7DlAAz9PajbpHv8RL8OuNI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba73c36748d2c2935cae30ab33ec7b2fa11dee7603f20634b7a99414af765317. 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/7DlAAz9PajbpHv8RL8OuNI.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/7DlAAz9PajbpHv8RL8OuNI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb3846978fc8aac21ae43c60c183f900f8464f8b82605e2068a72991dec710041. 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/2HTFsJX14lj7BaKkBzqpTF.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/2HTFsJX14lj7BaKkBzqpTF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20aadbc9d77b485e6f1dec6c41e45b4a1ab1ae9e8c98cab45d5405467646f39a. 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/1zSgtORVaZSrKdr8wCgJCj.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/1zSgtORVaZSrKdr8wCgJCj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98129abb8c1a68a30ed3480142d7b0fc6007e3057b46cd5fad35d4b77f661555. 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/0PdYWR0bW5FddYATdL0S0O.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/0PdYWR0bW5FddYATdL0S0O.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83e4fbdff2ed0ddc04fcd330a4fbee558b0da283b1210eaf09b88e0604fc59f2. 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/313Z0uWKiIdWAZ6MoaIxxh.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/313Z0uWKiIdWAZ6MoaIxxh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9fbb02aa318f81c0598c8ce613bca9013f906f03803c3d7199658d4c4d1dbb95. 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/06CVfzsgBH1vcNBjOwHVLY.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/06CVfzsgBH1vcNBjOwHVLY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x452672f6587240db0fc21c13e02c16654894962e93dc28b1562c295a1e2a994f. 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/1qWZPtt1X3wvYLt4w2dsgh.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/1qWZPtt1X3wvYLt4w2dsgh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7498a8fb960e95758d211116a73f56ff99e6a217e1ed3ac24b390d74375f37de. 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/6BgiM5dFJviUWwl5YOPPc8.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/6BgiM5dFJviUWwl5YOPPc8.
{"copyright_id":"0xad3dfbc40145cc529c2d996fdf6067411f95cbc12bac5ed501ea5dd92cc92d01","isrc":"QM42K2229950","name":"Coming Home","registered_at":"2026-06-07T21:01:57Z","spotify_id":"5sB3KGBcA8lUTeHKog9Bdl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad3dfbc40145cc529c2d996fdf6067411f95cbc12bac5ed501ea5dd92cc92d01. 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/5sB3KGBcA8lUTeHKog9Bdl.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/5sB3KGBcA8lUTeHKog9Bdl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f3f45b98cac75ab557675b12cb123024e5b7033cd0318163d86670bde0ac304. 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/5KufrtYq3lzKHSBfUutr9j.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/5KufrtYq3lzKHSBfUutr9j.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1746b9245202be576120dc1b4a66fe2915d59a580cc472f871abbf102319f260. 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/3nF9hflbeSBFelkLV9Wf1f.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/3nF9hflbeSBFelkLV9Wf1f.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39c16c889b95d6f7f5ec6512946a80524a0ac7108b5481e5b5510e8f0f60ef81. 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/2L2Vw76DbqmwETaWkauCBj.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/2L2Vw76DbqmwETaWkauCBj.
{"copyright_id":"0xdba955ab4faa9b38d44b3be865a7cbf34321d7e24ae94e2efb575cb5e5a1a354","isrc":"QZRP52474758","name":"Popular - Mindloco Afro House","registered_at":"2026-06-04T08:19:08Z","spotify_id":"7KXe9mk101WgwKmhHer70O","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdba955ab4faa9b38d44b3be865a7cbf34321d7e24ae94e2efb575cb5e5a1a354. 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/7KXe9mk101WgwKmhHer70O.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/7KXe9mk101WgwKmhHer70O.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb849b02f965669bf86986b7dda53ee943d788efec410871c70cb673217a366aa. 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/2yON4K72dyEULF0rvaRUVH.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/2yON4K72dyEULF0rvaRUVH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb3c5eff5cd0ced7bc61436e7016ce1a832183794bfc8b762faace7cc376d1a3c. 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/48lOCW4IXLIS1h4nzA0tV0.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/48lOCW4IXLIS1h4nzA0tV0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd5f4b7439f93eb07d722e6c7e497c001b6c5002c508ec8432285c4ac2f291dfd. 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/2rvzgX8QVLf2sQTA5ZnuEm.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/2rvzgX8QVLf2sQTA5ZnuEm.