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 0x0d96c427083dcceefc59dd884ff69cdbfc12f732223411a7d288f96facbb66f3. 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/9ef02d6e-6144-4a6a-aac1-0f9bdecfa233.json and https://artists.proofprofile.net/proofs/artist/9ef02d6e-6144-4a6a-aac1-0f9bdecfa233.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 0x7635d3f1d705c52d67557bb1a60215f010fe7d0e13d682db4da7f281d662d088. 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/6KiS9YtjvBEr96wazaVfO4.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/6KiS9YtjvBEr96wazaVfO4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb494dd629b934f27f95ce2bcf280e253d6f29a5473577bbbce4550cf2ee6524c. 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/0JPVZr5z9wV3rUjvihuuYg.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/0JPVZr5z9wV3rUjvihuuYg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ddd3b2c76929cb21b803b926ee3a51119816f014527a03acd2426399afba32a. 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/0hSa5GKXcyfnsYXoO8D9bz.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/0hSa5GKXcyfnsYXoO8D9bz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7659f380d31a8321cd9362eb04702cafa37b25f43bba08950e91a82829514918. 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/6ep65HGw3OLHRdbfaK5mlS.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/6ep65HGw3OLHRdbfaK5mlS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5873162b3c080043d98aeba54f44fc6083820e91b7f79935bf5803b2a27804d. 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/2JNdarTFfl7zgtNgdDD07M.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/2JNdarTFfl7zgtNgdDD07M.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c1b40d64ee5dce97d7b3bf7c9254d433b036d119279481fd8540493e5bc41f4. 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/4mrDCkjzLhi9CfxYfHWPaD.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/4mrDCkjzLhi9CfxYfHWPaD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e843f68f88ad4a48bb5581d21a5e5e9e400ec3109e9921b121cca5fe6d15892. 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/6UYi9UdzR31wkPu7LEXqrI.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/6UYi9UdzR31wkPu7LEXqrI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x67a1d377e62ccb4f4c57722ce431809da25d1743b671e5308a02737d345c5fec. 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/1VvEqfy0aOYhZFPwXMD6ts.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/1VvEqfy0aOYhZFPwXMD6ts.
{"copyright_id":"0xaf9e83db7a4b06097d63fe49efb350affc3e88510ec4643c7caccf630bae7ce9","isrc":"FRPH72100090","name":"Imaslan N'Assouf","registered_at":"2026-06-22T10:18:18Z","spotify_id":"4sT2wlx39qNDugvMlpknrs","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf9e83db7a4b06097d63fe49efb350affc3e88510ec4643c7caccf630bae7ce9. 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/4sT2wlx39qNDugvMlpknrs.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/4sT2wlx39qNDugvMlpknrs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a22e781be39d82781e5caa772524b579007ec8545d9d296fe27d52a8a8a6d78. 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/1uURxPiV5Jb1x0ckQNzWV3.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/1uURxPiV5Jb1x0ckQNzWV3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c4be91315b8c9d3a3553dd95a357b95f31060841fb6e06c875a48ad01d96a7a. 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/4IbqzH9HYAWLpP8ID8aze0.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/4IbqzH9HYAWLpP8ID8aze0.
Festival international Nuits d'Afrique 33ème édition - Compilation 2019
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x67e33d92deb3b5dce6ad4ca9489376f481b2431a0a2d520745ecf10c1b041f6e. 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/04HDEpLOJcxAFUgpxZsO4O.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/04HDEpLOJcxAFUgpxZsO4O.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe08cabcb54efa368679992d10d8e7729de36cc68b9ad2213072ffc977d2fc38e. 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/3GvcZ5iS7H2ZCJoCUUq2up.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/3GvcZ5iS7H2ZCJoCUUq2up.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x387549deaf857f710eae9278662fe71fa819b6278419ca09338c23434d29795c. 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/4J0ycD2d5JF2fywteLgroq.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/4J0ycD2d5JF2fywteLgroq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c086fd2ff82f0cbeb6c38cfa88583a380dd53c88afa9edf83ff0ac8ebbe8093. 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/6C5bHGuWns6KZHX8PaK2TO.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/6C5bHGuWns6KZHX8PaK2TO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb707053819346a9d245af04a0bdcd9e28749e6de17ed9d7a3ad003954ef778ce. 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/2AqMnQaik2UMqqJvMRhfnj.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/2AqMnQaik2UMqqJvMRhfnj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x650308fd5bb4d338cfffdcf16891a769404b523df7b3481ce31f0dc74b77797a. 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/5kQS4r2MKmJEmkFbP5wMvd.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/5kQS4r2MKmJEmkFbP5wMvd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf806321d6a958554ee223e8a8823e9a795c64cdad34a4ad9cbf83c64416d628c. 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/0WN4BeQdYTgabut8uJVnZe.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/0WN4BeQdYTgabut8uJVnZe.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x046b9f290f87e2257105cc8c3b004eb21d250816edf178e1e1bacd6e3052b0bd. 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/2Ggzr4Y9erjOga0qW9MHWF.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/2Ggzr4Y9erjOga0qW9MHWF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0cfd0d3632d9794a51ded9507666fdf6fb06c77923b0219740711dc3802b73e. 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/5qSwTga6dmsyaQhiPzQq4u.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/5qSwTga6dmsyaQhiPzQq4u.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe120bf109116d9ce155794e825b1ad767c41b352bb5728942245d565f822cff9. 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/13mRdBKMwgZEHnwp72SbJg.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/13mRdBKMwgZEHnwp72SbJg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ee6586821bf70c09aadd3f73e18eafa03d29079aa49ab55ec4f41f73e1088e7. 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/3JSYL97i6hlyvtwPrDqUEl.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/3JSYL97i6hlyvtwPrDqUEl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2fb941d769996f02213d3fad5d05b8dba67c798a2d93a29b3f856896c7eb2e20. 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/3B63oYhmYS4i8DDVqQu7Lm.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/3B63oYhmYS4i8DDVqQu7Lm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d71c561d2fbc52a2e75c4a04b15094720ade24bc95a0f990877d508f8c1e150. 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/09GbzGEmVe234xhDN8nAKZ.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/09GbzGEmVe234xhDN8nAKZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa09de04448e35e9f1e4169c7b1218c96cce3229a05ad73bcbe41ee5849fe455a. 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/4ED4sCObY1bHueJMq28spC.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/4ED4sCObY1bHueJMq28spC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14da10eb0ec2a0456b5457958711615159c67c540f4c055cab78c3edd29e5f3c. 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/6saUXvBdYPIY4di36XTs3a.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/6saUXvBdYPIY4di36XTs3a.
{"copyright_id":"0xb2d6f944973c7e2efa234241bcaa271bfffb6c28d745a1911bffb81a8c928158","isrc":"FRPH71400003","name":"Addounia Azdjazzaqat","registered_at":"2026-06-18T07:48:47Z","spotify_id":"4FjR44GokQKCcpPG8crnbF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2d6f944973c7e2efa234241bcaa271bfffb6c28d745a1911bffb81a8c928158. 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/4FjR44GokQKCcpPG8crnbF.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/4FjR44GokQKCcpPG8crnbF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0455312112dba0493eeb211ababf37ec0d918db4b17868f6e33f6740dfe93b2a. 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/5NYM5uFf8HWFeFOSPPDuL0.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/5NYM5uFf8HWFeFOSPPDuL0.
{"copyright_id":"0x63bd4f4656fd9eafacfeca3a80115a462c1a885368689530a1c0f151ac261be6","isrc":"FRPH71400006","name":"Arodj N-Inizdjam","registered_at":"2026-06-07T10:15:45Z","spotify_id":"0oTEVMYmTqSXwMpMhQMkaV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63bd4f4656fd9eafacfeca3a80115a462c1a885368689530a1c0f151ac261be6. 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/0oTEVMYmTqSXwMpMhQMkaV.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/0oTEVMYmTqSXwMpMhQMkaV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15ec5ea27c04808c36de02b22a1814e7506323d778a4bfac206d469274061c41. 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/5UQFTIwm2jSl92d69vs4x9.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/5UQFTIwm2jSl92d69vs4x9.
Diamonds, Rhinestones and Hard Rain (Imarhan Rework)
{"copyright_id":"0x628de058db92449c61a862e056cfb3a15ca171264aec29b936b13fbe1bb5146c","isrc":"FRPH72300010","name":"Ihad Saman","registered_at":"2026-06-11T21:15:21Z","spotify_id":"6iRvltOnWobTBUznyzJb5B","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x628de058db92449c61a862e056cfb3a15ca171264aec29b936b13fbe1bb5146c. 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/6iRvltOnWobTBUznyzJb5B.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/6iRvltOnWobTBUznyzJb5B.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca6c4b003da3c1ffbe1730ddd8fd1141b0d126c6fd4b40e5bc4374e79d5d0e9a. 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/5m0LhwmuRXnI6qMJDDq5iG.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/5m0LhwmuRXnI6qMJDDq5iG.
{"copyright_id":"0x8524cc3603b97b55ac63f48c0b221b4dc85f8c28a0de43d442f0bcd6fdde47fd","isrc":"DED622200113","name":"The Distance","registered_at":"2026-06-22T10:14:33Z","spotify_id":"1rhhFH7GUXzb8XXS5kvtD3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8524cc3603b97b55ac63f48c0b221b4dc85f8c28a0de43d442f0bcd6fdde47fd. 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/1rhhFH7GUXzb8XXS5kvtD3.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/1rhhFH7GUXzb8XXS5kvtD3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x387549deaf857f710eae9278662fe71fa819b6278419ca09338c23434d29795c. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4WESWsh9dU53pdTOYwCrjC.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/4WESWsh9dU53pdTOYwCrjC.
{"copyright_id":"0x2a119b8ff813bea09ed284177ec58b8f77af4a77648303d3e16975b50140c31a","isrc":"QZNWU2081553","name":"Assossamagh - ReqTeq Re-edit","registered_at":"2026-06-07T09:45:28Z","spotify_id":"2yd16TyZddVEZFs2X3AWas","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a119b8ff813bea09ed284177ec58b8f77af4a77648303d3e16975b50140c31a. 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/2yd16TyZddVEZFs2X3AWas.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/2yd16TyZddVEZFs2X3AWas.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f3d7344a4dd9a99ed307aa9f8a5d159d3656e638f562f8d7eeeaf8e06419a44. 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/4GxPdwPOs85f8b4GLB7Jsq.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/4GxPdwPOs85f8b4GLB7Jsq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d2aa461e4d0eb2e9a2d9a5d72c88111f40a60a907126be0e7f66629d08eca68. 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/27567UOuLXtmrwYrF8j1EC.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/27567UOuLXtmrwYrF8j1EC.