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 0x63215d38a3541a6863cdc6ddd82899adb857833eaac80de0a411538d43225fb5. 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/b32d131d-86e2-4273-ae17-39950cbd6921.json and https://artists.proofprofile.net/proofs/artist/b32d131d-86e2-4273-ae17-39950cbd6921.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 0xeffcda4526de2d2566e8bfbdfd58b27e1cadb4fd538a166be7ccdf9cbfd7618d. 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/1Q6ySAXCm1QSKnzTZ1rgin.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/1Q6ySAXCm1QSKnzTZ1rgin.
I'm OK (feat. Shaylen) - Kid Froopy Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4099031957d065f6af0619e27ffce4834f917800eb82a6bcda18efa9375d8d4. 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/7JeJQMFOrvzwx0z5ZKfWoz.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/7JeJQMFOrvzwx0z5ZKfWoz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7912c7b29f1e66d35f225f120c5b1a06127d530d4195ecd8e6737c27a2aa64fe. 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/2s95urN3yvMr4BgSKItGKG.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/2s95urN3yvMr4BgSKItGKG.
{"copyright_id":"0x3db5633d0c6b7aefef42a77001139bd22b1d80dbbcd50b0e3bddcfbb3e66dac5","isrc":"QM24S2307693","name":"Cowboys Never Cry","registered_at":"2026-06-06T21:08:12Z","spotify_id":"03Pq6pgO1cUWqgMc3KaSSr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3db5633d0c6b7aefef42a77001139bd22b1d80dbbcd50b0e3bddcfbb3e66dac5. 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/03Pq6pgO1cUWqgMc3KaSSr.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/03Pq6pgO1cUWqgMc3KaSSr.
{"copyright_id":"0xd159cf8a7e771d57acdf624ddfddd6083ae637e1e3ed24074861ac739ba59087","isrc":"QM24S2305567","name":"Lips Of An Angel","registered_at":"2026-06-04T14:18:43Z","spotify_id":"6CmzMi95AEhOLIFKOF98ln","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd159cf8a7e771d57acdf624ddfddd6083ae637e1e3ed24074861ac739ba59087. 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/6CmzMi95AEhOLIFKOF98ln.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/6CmzMi95AEhOLIFKOF98ln.
{"copyright_id":"0xde307d7cdbf94cc0e0950e7eb758de9e92228b3d5d033e2e464485a134e6767d","isrc":"QM24S2304051","name":"Closest thing to Closure","registered_at":"2026-06-08T00:25:28Z","spotify_id":"7uWcekvfcd5CAvohUyPZTU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde307d7cdbf94cc0e0950e7eb758de9e92228b3d5d033e2e464485a134e6767d. 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/7uWcekvfcd5CAvohUyPZTU.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/7uWcekvfcd5CAvohUyPZTU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x592267522aa74a0ad6551f0096d303d7730d35e134bcc17065fa85181c1b59ea. 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/5uDdDHlKGLpnDwi6eqrzjr.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/5uDdDHlKGLpnDwi6eqrzjr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbcce92a56718a836bf5cb57066078566f0e30634058b98804265e6f2fccdb698. 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/5gZ4idPgsZy8x5730laMLg.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/5gZ4idPgsZy8x5730laMLg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf5ed54d56a8db87a57da37bd08b74e1c3611796deeab3f5a01df0af3c02c30b. 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/1PMp3VMM99m9wCevJxy6LR.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/1PMp3VMM99m9wCevJxy6LR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81265b8aa6f3cc075f3556462645715d5b1c43aa33d27acde66a817bc49f7126. 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/6JsDkVknNaXZ6fIl33D30R.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/6JsDkVknNaXZ6fIl33D30R.
Do Si Do (with Bryce Vine & KyleYouMadeThat)
{"copyright_id":"0x8dde177f81a009d658fe31ca46a2ed67434485c376356d77b097d74c2a8d03e0","isrc":"USUM72105437","name":"Do Si Do (with Bryce Vine & KyleYouMadeThat)","registered_at":"2026-06-10T15:26:04Z","spotify_id":"0ABnHy15aivr6NTO7fvEUp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8dde177f81a009d658fe31ca46a2ed67434485c376356d77b097d74c2a8d03e0. 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/0ABnHy15aivr6NTO7fvEUp.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/0ABnHy15aivr6NTO7fvEUp.
Party In The U.S.A. (LittGloss x Shaylen)
{"copyright_id":"0xa4e41a68c9181aac683cb857062f150000f86effc0dfd02208c804c0597d318f","isrc":"DKUM72100180","name":"Party In The U.S.A. (LittGloss x Shaylen)","registered_at":"2026-06-08T09:15:43Z","spotify_id":"0RHlpI9MZJw2vfSQARWoY9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4e41a68c9181aac683cb857062f150000f86effc0dfd02208c804c0597d318f. 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/0RHlpI9MZJw2vfSQARWoY9.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/0RHlpI9MZJw2vfSQARWoY9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91b19f40aa98d2f6dc7602a88025c9eb0070c9f1b9aa309706f0a4b10995e8ec. 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/6IhqiW5SdWrmNS0zjQ7FaY.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/6IhqiW5SdWrmNS0zjQ7FaY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91b19f40aa98d2f6dc7602a88025c9eb0070c9f1b9aa309706f0a4b10995e8ec. 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/3kpYBEzjS0WoMWDPcocS5s.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/3kpYBEzjS0WoMWDPcocS5s.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34abd858d93b929a37e544c37602d2c7f61f70ab8b4f7de85821924f3a170c28. 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/2qBa0yuqxjzgB4r3AbHf7W.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/2qBa0yuqxjzgB4r3AbHf7W.
{"copyright_id":"0x5346cfdc8ea0b6aca42b660b02ebbd188f4bc967a2a4ee08850c76964eb47263","isrc":"USUM72012966","name":"Forgive Myself","registered_at":"2026-06-19T02:46:38Z","spotify_id":"4kcb0mNbVvjkkw825XTwiU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5346cfdc8ea0b6aca42b660b02ebbd188f4bc967a2a4ee08850c76964eb47263. 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/4kcb0mNbVvjkkw825XTwiU.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/4kcb0mNbVvjkkw825XTwiU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0e994caec192b06ade745bb42c95a66404cec232a57ae5a889c021d457b9bf78. 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/4sEckJy5b3BqbI6gt0ARo4.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/4sEckJy5b3BqbI6gt0ARo4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e52305d585bff94883ce4a4065442abada1f1b63676530d0327a8f1ae0d432e. 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/2mruyhr8zSQ4k6tXp1764t.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/2mruyhr8zSQ4k6tXp1764t.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ddf8ae94801567fbd267e0113ac04fa6bd91bc825cfb565c36b6c4ca689641f. 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/0tb6eo4d1Wp6kImeAZyBIH.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/0tb6eo4d1Wp6kImeAZyBIH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89cc6ca4937d7806f71ced73ebbb73ca05662689e0defd47d49640fc40d5ae9d. 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/6Rz2Yh2L1T1R7lhkZPY1TT.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/6Rz2Yh2L1T1R7lhkZPY1TT.
{"copyright_id":"0x55ca5e8c4bea3189f61d261eacc5be7e90c83d1ea514cd9f6e67cc1c5dcc3fc3","isrc":"USUM71821251","name":"Isn't You","registered_at":"2026-06-25T04:26:21Z","spotify_id":"3zsZBpALVunGUF43luQaok","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55ca5e8c4bea3189f61d261eacc5be7e90c83d1ea514cd9f6e67cc1c5dcc3fc3. 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/3zsZBpALVunGUF43luQaok.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/3zsZBpALVunGUF43luQaok.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde3502493e82ab6c6ee632d443356e6b642021ae10381740dea86d225e8a4dda. 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/79GHR2t6YXbaB8pLjETCRi.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/79GHR2t6YXbaB8pLjETCRi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5656d401687407f19d505871d6c9ce57732f390c7243c10c8a5526e302bd8771. 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/6La8VaIaG732HIEnTZ1IlX.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/6La8VaIaG732HIEnTZ1IlX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x947c1f5db74f80c1c432d8538959a94118748e57c17b9a4217495d8ba8c665d7. 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/5h14QSQIFICXpBbLvXjQfr.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/5h14QSQIFICXpBbLvXjQfr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c2da493194549123974cd31eeed5ef128c3076f3dea5b360ea23104feae4658. 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/6wU8XNHA98WAzNiLqiQiru.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/6wU8XNHA98WAzNiLqiQiru.
{"copyright_id":"0x9db1d961fb10e31e0bb91d559a90aa511efdccc1712e7d7be1159fd50854f2af","isrc":"GBUM72106422","name":"Disturbia - Michael Walls Remix","registered_at":"2026-06-11T11:12:48Z","spotify_id":"5i6GxBns4vVcIGQE49clCD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9db1d961fb10e31e0bb91d559a90aa511efdccc1712e7d7be1159fd50854f2af. 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/5i6GxBns4vVcIGQE49clCD.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/5i6GxBns4vVcIGQE49clCD.
{"copyright_id":"0xbdd8f481946f74a14d4d8f19f775523ae0bcfc43e900b78d3e35a630511256d0","isrc":"TCADP1835812","name":"I'll Wait - Vocal Mix","registered_at":"2026-06-20T07:46:37Z","spotify_id":"2Gr6jotypeobopiu9DfVXP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbdd8f481946f74a14d4d8f19f775523ae0bcfc43e900b78d3e35a630511256d0. 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/2Gr6jotypeobopiu9DfVXP.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/2Gr6jotypeobopiu9DfVXP.
Disturbia - Jerome Price BABYLON VIP Edit
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5433d2b8d00696842ba2005241f459f74c377063354e576c5054cc24a2b6a3dc. 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/5pEj5dgjKIqqr0yVINsR1P.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/5pEj5dgjKIqqr0yVINsR1P.