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 0x782148bc084fcdd3e06c0722084d643772b1a24a97c2eff12bcd4a1ef21c7b5c. 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/6aade1fd-0be7-4b88-bb7e-e124ebd2a217.json and https://artists.proofprofile.net/proofs/artist/6aade1fd-0be7-4b88-bb7e-e124ebd2a217.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 0x57729cfc875056df077d387112af5ee5a6b38b5c85b77599740358e8b0668723. 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/16ibzmZYuLoO0k6cRqIbV9.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/16ibzmZYuLoO0k6cRqIbV9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fff36817198fc186e4637368d9d01c48a14b90f3dc85a18e28ac2a94dd99538. 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/5x9r0HaFznxQ32J2JZFhub.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/5x9r0HaFznxQ32J2JZFhub.
{"copyright_id":"0xb439f7265078d5afa72d74df867cca8fec00e2522421b68a7acf4eabb8958b23","isrc":"NO8WZ2005030","name":"leave me alone!","registered_at":"2026-06-05T13:54:17Z","spotify_id":"0VhUaapczvkzTmnTrOPYCt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb439f7265078d5afa72d74df867cca8fec00e2522421b68a7acf4eabb8958b23. 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/0VhUaapczvkzTmnTrOPYCt.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/0VhUaapczvkzTmnTrOPYCt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd33c84c5c7aec41b6f11d8e8b6e6ef8102253029fba5cc8c63e7680fdf6559d. 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/6pXe0HxGT1xufKGhZYqweC.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/6pXe0HxGT1xufKGhZYqweC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x005917459a0d74ee578938fde74847dc77c6feacf6c99ee30a46947b21f4b01c. 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/2IIZUQm4PfL55SlYKQVbLl.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/2IIZUQm4PfL55SlYKQVbLl.
{"copyright_id":"0x7d8fc872842f1aaa23ddbe95c16cd9718bf19423fa2eaa66897c6e3af0bbdff8","isrc":"NO8WZ2005060","name":"te vas // don’t go","registered_at":"2026-06-05T06:18:54Z","spotify_id":"4p6KuRfYwvP7pX3MQ0DuUF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d8fc872842f1aaa23ddbe95c16cd9718bf19423fa2eaa66897c6e3af0bbdff8. 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/4p6KuRfYwvP7pX3MQ0DuUF.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/4p6KuRfYwvP7pX3MQ0DuUF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9311fc8f38d5f9d2d3a87ebd23a4b1efa2be3a482105f7403f5501e2113cdcff. 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/4PDMXqLv4iP1nUsr2drLbf.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/4PDMXqLv4iP1nUsr2drLbf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8175f02988a283d23354522c820870730a87c324c8c7067c35ce534151afbbc8. 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/7KOSowfLjyaBNIrtyL3vPY.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/7KOSowfLjyaBNIrtyL3vPY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4be7a009f132f502be7e7acfb51e528e693b980417201c7f4db4ce3489b82f82. 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/7IKjRSU8ryT2Zrg54ujOpt.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/7IKjRSU8ryT2Zrg54ujOpt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29f59a6aa7565c599b8598e9b123bb9d484caa8e23a3ef14a8e40679cb2804bd. 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/0OYf62rdwDouKohtCALD55.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/0OYf62rdwDouKohtCALD55.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1bfaa654f817165ee459cb90400b3fb99b5b9ffde86dad8423c9af788739924d. 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/77W3VsOsZvbatgqyMCXfb3.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/77W3VsOsZvbatgqyMCXfb3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x663382b2b4fe64fc68a24e11224df960fdc6033970a222930c3051edaa371952. 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/5EcGSkkNBMAWOePvLgKde1.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/5EcGSkkNBMAWOePvLgKde1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6e130ae404c7d0799c02d2154d136b8657c178be1a828c0ae94217cbe60383b2. 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/5uIRujGRZv5t4fGKkUTv4n.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/5uIRujGRZv5t4fGKkUTv4n.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cec36e1d7bcfb83713393f5841466bdb2e5b06fe93fb101fbba5e64c0c1d317. 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/3OYSWIgKXiwjutuQ4NEk1b.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/3OYSWIgKXiwjutuQ4NEk1b.
{"copyright_id":"0x17b87bb89f0088defccc0cf3aa30b35466145601a74c8f2a384d0e66c6613bbb","isrc":"NOV7L1802020","name":"Sick Feeling","registered_at":"2026-06-01T23:21:54Z","spotify_id":"7zxLkZbUxITHabPzGN8Xgc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17b87bb89f0088defccc0cf3aa30b35466145601a74c8f2a384d0e66c6613bbb. 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/7zxLkZbUxITHabPzGN8Xgc.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/7zxLkZbUxITHabPzGN8Xgc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x608c6f9ad608ca1ef55665cf2328b0b37910a433e4f6997a7d76ce42ab929269. 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/3GdraAzwDDHC8OWOcWYb5Q.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/3GdraAzwDDHC8OWOcWYb5Q.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74945c12d71a7dec0d7214b905faab14dc7a3cfd459c3495ecd529b7952bc82e. 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/1FeqkvjeeBU1nOQVeGIRP0.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/1FeqkvjeeBU1nOQVeGIRP0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69882d77e5172b1ec4605f4b05663387994b76fe630ce132e0ecb880ac7088c2. 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/7mjOxXnZYbGtgjyX0hqaLs.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/7mjOxXnZYbGtgjyX0hqaLs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb398ed6ecf1d8f190bf81aea1b92f18334606860cd17b52ee56330f67f32cfb0. 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/7eAp42zD2PbKJMvHVcHHF8.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/7eAp42zD2PbKJMvHVcHHF8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x505bb3727920484e684c70441ccd206056530bd993955aac82c6045c91566f9f. 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/2obd4xYbCzz5mj6PMED9RR.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/2obd4xYbCzz5mj6PMED9RR.
{"copyright_id":"0xdbeb8882f5d00bc2a3fc760adc3d2bab19e23d6b37a1456748a23b906ffaf3d1","isrc":"NO8WZ2105010","name":"Don't You Want Me","registered_at":"2026-06-06T14:07:37Z","spotify_id":"38X5UR1bKeg85ocjyPNAcl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdbeb8882f5d00bc2a3fc760adc3d2bab19e23d6b37a1456748a23b906ffaf3d1. 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/38X5UR1bKeg85ocjyPNAcl.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/38X5UR1bKeg85ocjyPNAcl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb21aea5a097530c8b67473d318752503c98a4deb5814a2a226bba30ddcf56687. 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/0zeeAjrLX2mNacLeefRTGG.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/0zeeAjrLX2mNacLeefRTGG.
{"copyright_id":"0xc59c70dac2f72ca3cdfb779c32e65ec375b65f351bed49fc6d8212811de7e849","isrc":"NO8WZ2002011","name":"hey girl (acoustic @ 777 Studio)","registered_at":"2026-06-08T08:52:04Z","spotify_id":"7GfEEoCO6skimAZoWtuUc2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc59c70dac2f72ca3cdfb779c32e65ec375b65f351bed49fc6d8212811de7e849. 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/7GfEEoCO6skimAZoWtuUc2.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/7GfEEoCO6skimAZoWtuUc2.
i hope she loves me back (acoustic @ 777 Studio)
{"copyright_id":"0x4c9ed94422bf1fa962f5e34ac1704a2b34ee3ebc90a2fe3175fdf10a6b1b5dd4","isrc":"NO8WZ2005011","name":"i hope she loves me back (acoustic @ 777 Studio)","registered_at":"2026-06-08T08:53:26Z","spotify_id":"1VfFsngOXBBbkXX3nBmCQ0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c9ed94422bf1fa962f5e34ac1704a2b34ee3ebc90a2fe3175fdf10a6b1b5dd4. 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/1VfFsngOXBBbkXX3nBmCQ0.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/1VfFsngOXBBbkXX3nBmCQ0.
{"copyright_id":"0xdb390ced07b3df7622dd7737a63065da9c6dd93c79d5b0b3275f0bf0ce1da169","isrc":"NO8WZ2005031","name":"leave me alone (LA demo)","registered_at":"2026-06-08T16:24:20Z","spotify_id":"4g5SVg4EaTylqe8EgrTbUx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb390ced07b3df7622dd7737a63065da9c6dd93c79d5b0b3275f0bf0ce1da169. 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/4g5SVg4EaTylqe8EgrTbUx.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/4g5SVg4EaTylqe8EgrTbUx.
{"copyright_id":"0xb439f7265078d5afa72d74df867cca8fec00e2522421b68a7acf4eabb8958b23","isrc":"NO8WZ2005030","name":"leave me alone!","registered_at":"2026-06-05T13:54:17Z","spotify_id":"4Txcmfa9xjjeM3ivgbSeq1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb439f7265078d5afa72d74df867cca8fec00e2522421b68a7acf4eabb8958b23. 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/4Txcmfa9xjjeM3ivgbSeq1.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/4Txcmfa9xjjeM3ivgbSeq1.
{"copyright_id":"0x451a34a807f8bdeae80efd7a9e33c9a9b3ad1f0041a6f880a8a1622a99cd2220","isrc":"NO8WZ2005160","name":"be with me","registered_at":"2026-06-06T00:57:43Z","spotify_id":"1MFMvLrLiTtql0UaU2hQpH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x451a34a807f8bdeae80efd7a9e33c9a9b3ad1f0041a6f880a8a1622a99cd2220. 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/1MFMvLrLiTtql0UaU2hQpH.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/1MFMvLrLiTtql0UaU2hQpH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x005917459a0d74ee578938fde74847dc77c6feacf6c99ee30a46947b21f4b01c. 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/5vFpDxSYbw2ooyuKFfXNPr.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/5vFpDxSYbw2ooyuKFfXNPr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ac50fdaa6157c6b09e3ffafc48e6cb6c15b5660914ae2e8b0b9707e3126b4f2. 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/4278wTf3pnlsCZ8qnR0vpE.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/4278wTf3pnlsCZ8qnR0vpE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd33c84c5c7aec41b6f11d8e8b6e6ef8102253029fba5cc8c63e7680fdf6559d. 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/3MMLO6TUL07tze9IXud0Vc.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/3MMLO6TUL07tze9IXud0Vc.
{"copyright_id":"0x62485cbaf08961cade6ae194b8a366297b96c097cfd6becb97248e5c7ef3edce","isrc":"NO8WZ2005140","name":"JD's song","registered_at":"2026-06-06T07:28:45Z","spotify_id":"5BgaT5YCMQcYHjTSDdWXar","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62485cbaf08961cade6ae194b8a366297b96c097cfd6becb97248e5c7ef3edce. 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/5BgaT5YCMQcYHjTSDdWXar.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/5BgaT5YCMQcYHjTSDdWXar.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fff36817198fc186e4637368d9d01c48a14b90f3dc85a18e28ac2a94dd99538. 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/2rVAtdA3LWr18RAVGXZNkw.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/2rVAtdA3LWr18RAVGXZNkw.
{"copyright_id":"0x53fe16a12b64cc63c4cb2f8bc118adf01036291a7987d32f94678c3a3ff336a0","isrc":"NO8WZ2002020","name":"i just wanna go home","registered_at":"2026-06-04T15:52:02Z","spotify_id":"1c8DjKais4dWXDGiY3OHbV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x53fe16a12b64cc63c4cb2f8bc118adf01036291a7987d32f94678c3a3ff336a0. 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/1c8DjKais4dWXDGiY3OHbV.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/1c8DjKais4dWXDGiY3OHbV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x632505408c076099b1ffca1c04906683abc47b81cd2789bf6f4a47cc79a51bce. 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/5ZGidWqM4SKev5YSnFH9RK.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/5ZGidWqM4SKev5YSnFH9RK.
50 Souls and a Discobowl - Recorded at Spotify Studios Stockholm
{"copyright_id":"0x064fc364d457a1ea5e947768380ca4c084af9a8971d7b2770b82433dbe8251e4","isrc":"NO8WZ1901010","name":"50 Souls and a Discobowl - Recorded at Spotify Studios Stockholm","registered_at":"2026-06-07T05:51:38Z","spotify_id":"4HL64eE6Tg7DOHRLZ1Wgd3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x064fc364d457a1ea5e947768380ca4c084af9a8971d7b2770b82433dbe8251e4. 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/4HL64eE6Tg7DOHRLZ1Wgd3.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/4HL64eE6Tg7DOHRLZ1Wgd3.
Ready / Problems - Recorded at Spotify Studios Stockholm
{"copyright_id":"0x51f64d9c34aa577cbf69a468eff486f5246e5717424fa2e30e712606a7b435ed","isrc":"NO8WZ1901020","name":"Ready / Problems - Recorded at Spotify Studios Stockholm","registered_at":"2026-06-07T04:03:31Z","spotify_id":"5vo56PaLPIECnaM1u7xQvg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51f64d9c34aa577cbf69a468eff486f5246e5717424fa2e30e712606a7b435ed. 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/5vo56PaLPIECnaM1u7xQvg.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/5vo56PaLPIECnaM1u7xQvg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17b87bb89f0088defccc0cf3aa30b35466145601a74c8f2a384d0e66c6613bbb. 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/3lk13KpxuQkAWEZMb4A4DL.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/3lk13KpxuQkAWEZMb4A4DL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69882d77e5172b1ec4605f4b05663387994b76fe630ce132e0ecb880ac7088c2. 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/3q6KBsRwxFxXo6RWDUqK4C.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/3q6KBsRwxFxXo6RWDUqK4C.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31e11df3b0d41811119eee3b6fcd8a0b209df361a87af1b24df217349247e90e. 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/13G8lbgIdmdEeORgz4k36y.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/13G8lbgIdmdEeORgz4k36y.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x801092b31d7f518fc64907fc17074fe15ebd3c2eff9dfbb87d29e0094168868a. 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/4zvHZWOGyL7WcmqHOgtGCW.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/4zvHZWOGyL7WcmqHOgtGCW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d2d05b4942ef8f113c524cda6452a8a4444918473710cac44778b35656741ab. 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/5EV4bGHxVN0kHpcAFvgnTt.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/5EV4bGHxVN0kHpcAFvgnTt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb3a20e3249f7cf628fac86132a8eb024ff914ef3fe0cd9ee5b727c01050dad5. 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/0EYPpcoR7q1XmYk3jdPZe0.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/0EYPpcoR7q1XmYk3jdPZe0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd5dbc0f279d4af5461bad4b069e2177c084aa94e74fd7d121d6fd26b0b7d61e7. 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/1sdW5wGFuUB0A93EN7BhaL.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/1sdW5wGFuUB0A93EN7BhaL.
{"copyright_id":"0x6aeea553a5f90799e9d0c352de4389f0e7ec232e1e51e7f2c570fd2d1fc8c6ed","isrc":"USQY51745800","name":"Ready / Problems","registered_at":"2026-06-04T11:18:53Z","spotify_id":"3VByEy1Ax2hlDXgk2U9mmz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6aeea553a5f90799e9d0c352de4389f0e7ec232e1e51e7f2c570fd2d1fc8c6ed. 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/3VByEy1Ax2hlDXgk2U9mmz.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/3VByEy1Ax2hlDXgk2U9mmz.
{"copyright_id":"0xd5dbc0f279d4af5461bad4b069e2177c084aa94e74fd7d121d6fd26b0b7d61e7","isrc":"SEYOK1661851","name":"Ur Phone","registered_at":"2026-06-05T15:21:23Z","spotify_id":"3AF8MbCjIAcEeDHHjxF8lN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd5dbc0f279d4af5461bad4b069e2177c084aa94e74fd7d121d6fd26b0b7d61e7. 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/3AF8MbCjIAcEeDHHjxF8lN.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/3AF8MbCjIAcEeDHHjxF8lN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ed05b2f1062ee69804826a61480c8af87d6fd76eef02006ff8712f3f3a7e547. 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/4Ura5SWeFhd9VccTDKkcLM.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/4Ura5SWeFhd9VccTDKkcLM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ff91e0cdd65cbdee3ece8aff2e7e94afa93794a51e6e20094745abda9ba9257. 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/7jkBx0MFLan4m2qxsayche.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/7jkBx0MFLan4m2qxsayche.