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 0xbf334d2535c740dadd2a4b5421a9a16c82b0251f79f97278bd21773577b3c695. 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/24a86f31-34c2-4ad5-8706-41fbdae5ce2f.json and https://artists.proofprofile.net/proofs/artist/24a86f31-34c2-4ad5-8706-41fbdae5ce2f.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 0xd51d08723b8367934b4ed55b2a4cb5263ed3a9aa73e584b77a10588f8220ffe9. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6JmdSp3l9Il4WIoLS7paf4.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/6JmdSp3l9Il4WIoLS7paf4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8253fcbc10d15c3fdb3a51bb737e86a1a26e7ca645485b20a3c294cb00117a91. 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/6siDDghVE7fxel5o7fE4OF.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/6siDDghVE7fxel5o7fE4OF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0203e960cbe023257f9f225a0bfa512fa83c8517dd23b868db0ee180985ecec6. 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/4miwj3rek8H3d0pLhP5e2R.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/4miwj3rek8H3d0pLhP5e2R.
So We Go (feat. Katy Tiz) [Martin Jensen Edit]
So We Go (feat. Katy Tiz) - Martin Jensen Edit
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20762160dc411381f1931328464bb35fb6e6a503e5b2097e92c3f31acf7cc607. 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/12yj178KaJo8PrddT0StaL.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/12yj178KaJo8PrddT0StaL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ffdd09ba6e91722de03111c0bd14a388d0d3c8207fe0616a0ddb61537be3442. 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/4SCbD68sf3dBfaE2X8uDSP.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/4SCbD68sf3dBfaE2X8uDSP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4cb4f8c799f26f3c5643e055c577984e1232334427a8d5e0b0543ac57f003ff9. 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/00cSOUQOAsFheNuCPCJiuG.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/00cSOUQOAsFheNuCPCJiuG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x555b86273bb2d05ad3bd101796989f662531cd05bbbbc5bafd24d4cea0c62e7e. 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/0JwmImApTeXfwOIpwvsSbq.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/0JwmImApTeXfwOIpwvsSbq.
{"copyright_id":"0xfe5474f7ad5626f9454369fe0a66c87b0027feda1c10e26b2cff52f2b62dd151","isrc":"QM6MZ2291150","name":"One Last Kiss","registered_at":"2026-06-19T13:53:10Z","spotify_id":"0nbMQUHk5YtC5q5baqMqPH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe5474f7ad5626f9454369fe0a66c87b0027feda1c10e26b2cff52f2b62dd151. 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/0nbMQUHk5YtC5q5baqMqPH.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/0nbMQUHk5YtC5q5baqMqPH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf63ad6fd4784bd498f5b40e3bdb8f63c0444c28ddcd347152bd96185611ae812. 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/02lj351gqOCQwmUuDsa241.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/02lj351gqOCQwmUuDsa241.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf63ad6fd4784bd498f5b40e3bdb8f63c0444c28ddcd347152bd96185611ae812. Chain 2 (Bitcoin): anchored in block 956578 (2026-07-04T02:23:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/50EPMEdc8HIjX9KvRTm3Rz.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/50EPMEdc8HIjX9KvRTm3Rz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2be545720590c5cb0f45aa48b226567a7cde99e1658958dbdfa612128ca8bcd5. 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/2aGXKyRGUkpfy8t6QutGF4.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/2aGXKyRGUkpfy8t6QutGF4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6eabc5b588821ef28045953a9c1fc305cc3a39821629018c1e91fa6d8abcdef9. 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/0XZPQ9ud8vcyW5gulyv8nb.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/0XZPQ9ud8vcyW5gulyv8nb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x444c13929b6598d488b126f8101f37650102a83a2815929e53b5beb3be98e1f0. 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/1k9mfDLpB1McbiFSk2R3dS.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/1k9mfDLpB1McbiFSk2R3dS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4fd524c03263be75b161b191d39a3c5510b95479a7bb949043ab1d33fa8eb69e. 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/21HSTY41g0TrHc6tBKD6E1.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/21HSTY41g0TrHc6tBKD6E1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65e4ef45d4dd2243eec8c6515ab10a5d62e986a87b093c2c64562beb16a39726. 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/1ZtJ5jpms7HB51Peao57QO.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/1ZtJ5jpms7HB51Peao57QO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7342b89e352b9225e2b1edbd780c2982cbd8710eb848e0b443d6aab52ab34bef. 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/1dO9bkuc7SiYzFNYvkscO7.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/1dO9bkuc7SiYzFNYvkscO7.
{"copyright_id":"0xd35488f1260bb7d8d93aa5c4cf0b78291ca3aec0ca4b01c9ba3272cf0f6c3a88","isrc":"USAT21903709","name":"He Don't Love Me - Gaullin Remix","registered_at":"2026-06-06T10:34:35Z","spotify_id":"2A93TBaE8sKehy7NPwHyQu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd35488f1260bb7d8d93aa5c4cf0b78291ca3aec0ca4b01c9ba3272cf0f6c3a88. 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/2A93TBaE8sKehy7NPwHyQu.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/2A93TBaE8sKehy7NPwHyQu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2029346db0d5d33afe26e376e36113e8b1cc0f43b6ef62f43c66871d080d5f0c. 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/0B0dzLnjSYhjVqqdfn3TEg.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/0B0dzLnjSYhjVqqdfn3TEg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c702be8a4b792b2d0c3e4465f01abe153538af681bc3d039f98567c1fb1d9c8. 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/2KY4jAnOXydC6MTvlYtzth.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/2KY4jAnOXydC6MTvlYtzth.
{"copyright_id":"0xf7b4ad6d79bdc878ab29fdf901bbb58705c94ccd0f57a7e68ad726491ddf24e8","isrc":"QM4TW2225492","name":"I Like U","registered_at":"2026-06-06T07:59:07Z","spotify_id":"0OukqYh1kgvROXX98hqsd1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7b4ad6d79bdc878ab29fdf901bbb58705c94ccd0f57a7e68ad726491ddf24e8. 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/0OukqYh1kgvROXX98hqsd1.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/0OukqYh1kgvROXX98hqsd1.
{"copyright_id":"0x3b235953b69dabfd6be7bbc8845b2144d3b8441567c38a45a279f7f45e1efe6e","isrc":"TCAEQ2060219","name":"Cherry Cola","registered_at":"2026-06-06T07:56:59Z","spotify_id":"1yjKxtWpZE273aTPyqzsKc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b235953b69dabfd6be7bbc8845b2144d3b8441567c38a45a279f7f45e1efe6e. 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/1yjKxtWpZE273aTPyqzsKc.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/1yjKxtWpZE273aTPyqzsKc.