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 0x545f27b1ea6dd4b26242ee77df4c886dfce13e9ae647d16ef4f358b51b7ef5e9. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/71173045-9034-4cfd-aff9-9faf938b5caa.json and https://artists.proofprofile.net/proofs/artist/71173045-9034-4cfd-aff9-9faf938b5caa.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 0x5f05622c6f522c4320743f37c3541d3920f50893adbe39584ac136c39b98ac94. 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/6vFLXi85KP9bb0ovDSi55m.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/6vFLXi85KP9bb0ovDSi55m.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd006bbfd0136800e61558102dd6ea332e3d289203572bc8fa5a0532feacd6f53. 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/6W7mVaA8vR1dj2Ep2lwzj7.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/6W7mVaA8vR1dj2Ep2lwzj7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d457527fa3fd4705f1918c4bdc2b429be862b1941653f681d8c2bb82aacf2a4. 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/2FlIXjyeRdA5Ss65pHY5ga.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/2FlIXjyeRdA5Ss65pHY5ga.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86633410d8932d8e655af00c62296569f7c9edabf19fc4606345be3e4f97c14b. 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/778RwnH1X3WkmCY5JHevnY.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/778RwnH1X3WkmCY5JHevnY.
{"copyright_id":"0x55f37fe1be4f30c922ab9d07a72bd0fdf67935beb526b935ebf7c9ae088ca0cc","isrc":"USUM70700428","name":"Get Buck","registered_at":"2026-06-04T08:00:40Z","spotify_id":"2v89G6dKQHB3LiV1Ej1vfX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55f37fe1be4f30c922ab9d07a72bd0fdf67935beb526b935ebf7c9ae088ca0cc. 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/2v89G6dKQHB3LiV1Ej1vfX.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/2v89G6dKQHB3LiV1Ej1vfX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb86d4d504c12099dba9757fbe71a197b66011b7ead1206f36a4b0584f7ce6a3f. 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/5I04mgH1e4MvYR1gWagJWP.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/5I04mgH1e4MvYR1gWagJWP.
{"copyright_id":"0xcea22c825dc9d3a207bbadbbe54373dd1a12cfb71ba3a42084db94bfb05e0b50","isrc":"USUM70723746","name":"Slow Ya Roll","registered_at":"2026-06-07T06:30:44Z","spotify_id":"1Bk5Ysz9FuLpSrKciOox6J","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcea22c825dc9d3a207bbadbbe54373dd1a12cfb71ba3a42084db94bfb05e0b50. 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/1Bk5Ysz9FuLpSrKciOox6J.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/1Bk5Ysz9FuLpSrKciOox6J.
{"copyright_id":"0x929c61621c870a3720ccecfdce057ed798f82915f0b0fcf48a535cd2febac9f1","isrc":"USUM70725020","name":"Hold On","registered_at":"2026-06-08T01:53:46Z","spotify_id":"0PQhYXD2wOAscsHiipoEfO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x929c61621c870a3720ccecfdce057ed798f82915f0b0fcf48a535cd2febac9f1. 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/0PQhYXD2wOAscsHiipoEfO.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/0PQhYXD2wOAscsHiipoEfO.
{"copyright_id":"0x8783922dc092710bf2c3f847ec4f9ad47404a634f275d4e8e954a9de4c5facf4","isrc":"USUM70723745","name":"Pocket Full Of Paper","registered_at":"2026-06-09T06:05:33Z","spotify_id":"4vI8HDJWhzAj4G7eCLrTAH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8783922dc092710bf2c3f847ec4f9ad47404a634f275d4e8e954a9de4c5facf4. 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/4vI8HDJWhzAj4G7eCLrTAH.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/4vI8HDJWhzAj4G7eCLrTAH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8cd4aec446e74d9b88774ba962dee11150fe78e33a3b7739dc4ace3ab73e689. 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/3O4CMccBNyxa8OuBmTypFs.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/3O4CMccBNyxa8OuBmTypFs.
{"copyright_id":"0x667d2413a6f7cecefceae43514656b00e3788b1b91d0ef0c1f4308f8152c3bce","isrc":"USUM70725022","name":"U Ain't Goin Nowhere","registered_at":"2026-06-05T11:47:22Z","spotify_id":"7ykCZIIgR7ScaZ8oT434M6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x667d2413a6f7cecefceae43514656b00e3788b1b91d0ef0c1f4308f8152c3bce. 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/7ykCZIIgR7ScaZ8oT434M6.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/7ykCZIIgR7ScaZ8oT434M6.
{"copyright_id":"0xaabc9d23b4662ad92c733e76487c504a8b7dcb61a43e1dab78bbae668851d9ab","isrc":"USUM70721716","name":"Money Good","registered_at":"2026-06-08T18:27:28Z","spotify_id":"5mhdMyvEMIqNJCQXdQAiug","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaabc9d23b4662ad92c733e76487c504a8b7dcb61a43e1dab78bbae668851d9ab. 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/5mhdMyvEMIqNJCQXdQAiug.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/5mhdMyvEMIqNJCQXdQAiug.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa88f23e57acdde07c3466446cb4a6b88dc1ab8d57f011c1392a9b5805ba82cfe. 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/4C0Qijf42AEhA7y5f9Ed7Z.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/4C0Qijf42AEhA7y5f9Ed7Z.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x939d223645b52c28ce46c1cd793727c8b80b4b4a636219d00691b5290336e0e2. 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/1MVVVd6bERsA3p251ekN82.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/1MVVVd6bERsA3p251ekN82.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d205727a7ad6fe9e778cbaf88d937f50931597f1984c702186d60680a2c10f1. 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/2A6LXXlf1F1I01FRPb0KrY.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/2A6LXXlf1F1I01FRPb0KrY.
{"copyright_id":"0x3f99089008abb912fb0f62eef9fda5d6b9e080ef7b9c493e64063d1480d7a5b9","isrc":"USUM70607273","name":"I Know You Want Me","registered_at":"2026-06-07T13:35:15Z","spotify_id":"1fCpoAS5DBaWsvCsMymRdA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f99089008abb912fb0f62eef9fda5d6b9e080ef7b9c493e64063d1480d7a5b9. 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/1fCpoAS5DBaWsvCsMymRdA.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/1fCpoAS5DBaWsvCsMymRdA.
{"copyright_id":"0xc83e5fc2eff1a7100e0158d9526eca84ca57d0800e3c8be7a471acfdccb0cfd1","isrc":"USUM70724597","name":"Lose My Mind","registered_at":"2026-06-07T06:32:04Z","spotify_id":"6ECXsVoCsrRv05oIRuIk65","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc83e5fc2eff1a7100e0158d9526eca84ca57d0800e3c8be7a471acfdccb0cfd1. 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/6ECXsVoCsrRv05oIRuIk65.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/6ECXsVoCsrRv05oIRuIk65.
{"copyright_id":"0x85f8a906cf1e5b88f349b7fc20805dc7e5700cb9d1ae02df95e215cf9774ed10","isrc":"USTV10300127","name":"Throw It Up Remix","registered_at":"2026-06-05T11:47:07Z","spotify_id":"22eDlX1vUflSzITa4LHR0q","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85f8a906cf1e5b88f349b7fc20805dc7e5700cb9d1ae02df95e215cf9774ed10. 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/22eDlX1vUflSzITa4LHR0q.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/22eDlX1vUflSzITa4LHR0q.
{"copyright_id":"0xab4ac8e41d730bdb3362d66fe8a716f9b08131551aab77119d92e53457b4ba18","isrc":"USUM71517049","name":"Realest In The Game","registered_at":"2026-06-07T13:33:04Z","spotify_id":"1iklXRwvHxcPliOWLKODth","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab4ac8e41d730bdb3362d66fe8a716f9b08131551aab77119d92e53457b4ba18. 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/1iklXRwvHxcPliOWLKODth.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/1iklXRwvHxcPliOWLKODth.
Let’s Get It: Thug Motivation 101 (Deluxe Edition)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f8f14b4892ca62ebbcd325438010bb9df4305ed650c359954e32c73f25d7c0f. 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/3KBORaH1L1k7mHeYi5y69Q.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/3KBORaH1L1k7mHeYi5y69Q.