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 0xe04fd2fcd173cbf84b01ad61847ac21dc3bd646a8f35c22dea91d473c1ada417. 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/a60756f0-bacc-40b3-b3f3-6676caea7317.json and https://artists.proofprofile.net/proofs/artist/a60756f0-bacc-40b3-b3f3-6676caea7317.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Motion [feat. Wizz Havinn & Loe Shimmy] (Remix)
Motion [feat. Wizz Havinn & Loe Shimmy] - Remix
{"copyright_id":"0xdfe41133b77f64c9d3021ea405e7c272305d28eaa956dfd58c9cdc8c6563ff71","isrc":"US5ED2405657","name":"Curtis Jackson","registered_at":"2026-06-04T08:13:02Z","spotify_id":"3FYfaJoxk5c5RKjzh5KmGb","type":"track"}
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 0xdfe41133b77f64c9d3021ea405e7c272305d28eaa956dfd58c9cdc8c6563ff71. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3FYfaJoxk5c5RKjzh5KmGb.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/3FYfaJoxk5c5RKjzh5KmGb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a490ae515848b8f88d0546795c8ce772677036343c3976fbd3529d13cef1bd9. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6JuaOqa74xgLSnQu7jOWDl.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/6JuaOqa74xgLSnQu7jOWDl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9db3cb69faf46dff4f0fe89523ff771a268cf5d438683529437c3a611d16ae7b. 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/1Svj2tmDPj3mPRQzvxuLCD.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/1Svj2tmDPj3mPRQzvxuLCD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80438ae9e728e242a74fad5411f4fa62a0f177f90ea53a48d1629d9b531072ea. 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/0BUi5v4c2QJNEuse310oA1.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/0BUi5v4c2QJNEuse310oA1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4831711e9db9a24ba97a94634399972082bb028a9259f3271ead892330adf2dd. 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/65XuiGptfgqS7jxN2ilu9K.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/65XuiGptfgqS7jxN2ilu9K.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47a23f54212469b8d5524881d286062aef68e27673d600eff7b5f41878ecc27e. 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/2D5bg47s8J67xT1z2pwQhl.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/2D5bg47s8J67xT1z2pwQhl.
{"copyright_id":"0xa2dfbc8f66ee951bb99d757e9897b4a08d3de4344f6eecff460fbc25d81bf094","isrc":"US5ED2406284","name":"Draymond Green","registered_at":"2026-06-07T12:10:16Z","spotify_id":"62cW2UIA6FE6ZJpjALlcAz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2dfbc8f66ee951bb99d757e9897b4a08d3de4344f6eecff460fbc25d81bf094. 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/62cW2UIA6FE6ZJpjALlcAz.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/62cW2UIA6FE6ZJpjALlcAz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44981ecd115802ac9634f6fa43a45a3dce249f794e857eff99b103ebec23d364. 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/2oftZy6lrypwvxrumLUgr1.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/2oftZy6lrypwvxrumLUgr1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdfe41133b77f64c9d3021ea405e7c272305d28eaa956dfd58c9cdc8c6563ff71. 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/677d29ZabbjQEfZQKg9Ccm.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/677d29ZabbjQEfZQKg9Ccm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ee4a3999686c895ed7fec83dfbd8785bab57524f2c3803dbacc9765e2b0b798. 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/1Gkfa13jkovb93iQcgbfrl.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/1Gkfa13jkovb93iQcgbfrl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x163bbb1f5506127d197374bf53f58c2debf984585ee773773b4a31967ec8bf86. 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/5YhnGAlPMUI02N0dAZAjGR.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/5YhnGAlPMUI02N0dAZAjGR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60eeceef9ba8260beb0bc6b96b2eb20c3220640545968a1494e37bd46a47a775. 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/6KD84M6KGJ4MlWc54eQ4qW.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/6KD84M6KGJ4MlWc54eQ4qW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x487cb77d1b233d0c15928241337543daaa832e347ce85db1a85016665e290af3. 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/4dy0XkH0MvzN1YAu4GEn1e.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/4dy0XkH0MvzN1YAu4GEn1e.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0fa853b65c45ab82bc38b94b20b2e318822da37222c573736c22541d6c55646. 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/4e7JryYo5Ru1x9i8q3mtDU.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/4e7JryYo5Ru1x9i8q3mtDU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a490ae515848b8f88d0546795c8ce772677036343c3976fbd3529d13cef1bd9. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:39:17Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4rZrCE0X24wRdnh5nqWAuF.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/4rZrCE0X24wRdnh5nqWAuF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x028d05a83eec1ce1d82268b0a0d6847e0ae922300c5646a0b7e115c3610d3b0e. 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/7h9ed7iyFelS2b6t743dEq.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/7h9ed7iyFelS2b6t743dEq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7502019c0e5330771de11626ce8e615df672ae8f309062dd2061325dee517667. 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/219A6QpVuACpeLdmZ3pOwf.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/219A6QpVuACpeLdmZ3pOwf.
{"copyright_id":"0xd84c43baf6235c206fcd273114f6c271d81b99a9a3f0be97cac20b92ce4be8ef","isrc":"USQX92303604","name":"Overview (feat. C Stunna)","registered_at":"2026-06-22T22:48:56Z","spotify_id":"3ExdpVnsf2PxTxmkNOLIf2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd84c43baf6235c206fcd273114f6c271d81b99a9a3f0be97cac20b92ce4be8ef. 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/3ExdpVnsf2PxTxmkNOLIf2.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/3ExdpVnsf2PxTxmkNOLIf2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb425090e78ce2779fb6f1318a8bf21e10605661f1c7e02dc479ab509c1ced7de. 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/5h1sCeI1sWW79B9kUfBFn8.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/5h1sCeI1sWW79B9kUfBFn8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2468f88ccce8e66c63f345ad696946d90714b359eb069eb82e28cd09d9810efa. 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/1mch0mxe52ww5mAJtWrIfn.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/1mch0mxe52ww5mAJtWrIfn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8cfb58ec787ed9d12ea78309cfb7fd3e6c959fb99a7e96cdbf9835525465319e. 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/391bXGeaw7AKHGiJ53TMts.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/391bXGeaw7AKHGiJ53TMts.