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 0x3ed57c3b44ff7e0f6b85a991ac02b201490fc4868cfbb05de73120cc3556bfdb. 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/5b97b4be-76d7-4040-b4d8-20cb72cc182c.json and https://artists.proofprofile.net/proofs/artist/5b97b4be-76d7-4040-b4d8-20cb72cc182c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Florence Foster Jenkins (Original Motion Picture Soundtrack)
{"copyright_id":"0xdc29491588a38cc29554446137c85bf8927aec061415ba588be63dc95db033a7","isrc":"GBF071600370","name":"Florence Foster Jenkins","registered_at":"2026-06-24T15:34:34Z","spotify_id":"04yT1gSDcEhJHigXIgWrkX","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 0xdc29491588a38cc29554446137c85bf8927aec061415ba588be63dc95db033a7. 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/04yT1gSDcEhJHigXIgWrkX.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/04yT1gSDcEhJHigXIgWrkX.
{"copyright_id":"0xa394a832bf5225561c378ad305ea67e331dd7f7a953d698e00e49e04cabaf80e","isrc":"GBF071600380","name":"When I Have Sung My Songs to You","registered_at":"2026-06-23T09:07:28Z","spotify_id":"4vvMhXJcF9FosvZBV3GCXK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa394a832bf5225561c378ad305ea67e331dd7f7a953d698e00e49e04cabaf80e. 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/4vvMhXJcF9FosvZBV3GCXK.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/4vvMhXJcF9FosvZBV3GCXK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x261b550fb8a2df08ee0a74599a1de6653c72b20af71364512a8fe22a4eee0bcd. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2gOO0T6vv2bkzhn7YWMxdi.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/2gOO0T6vv2bkzhn7YWMxdi.
Adele's Laughing Song - From "Die Fledermaus"
{"copyright_id":"0x9d2136150365cf6cd45dcc54ebe5e280fe43db588cfc00af83e6d209ec0fc7c3","isrc":"GBF071600430","name":"Delibes: The Bell Song - From “Lakmé”","registered_at":"2026-06-09T08:56:44Z","spotify_id":"7cFpqWKihYh7zPzg3c9sdL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d2136150365cf6cd45dcc54ebe5e280fe43db588cfc00af83e6d209ec0fc7c3. 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/7cFpqWKihYh7zPzg3c9sdL.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/7cFpqWKihYh7zPzg3c9sdL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd5ef7c6cbc80d25418b2c285f07008b6a440ad3ffe9e5a009de476bdd8cd6fa1. 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/2Ofg7miK5CFMBBE4Sv3FpV.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/2Ofg7miK5CFMBBE4Sv3FpV.
{"copyright_id":"0xdccfe21606ee2e76c5d3fd88d39274e1e659057e5cb283d82169a0919ca73082","isrc":"USC9R8401419","name":"Charlie's Prelude","registered_at":"2026-06-08T20:47:24Z","spotify_id":"1yjhSWNTjvUcKqEIoovG5S","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdccfe21606ee2e76c5d3fd88d39274e1e659057e5cb283d82169a0919ca73082. 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/1yjhSWNTjvUcKqEIoovG5S.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/1yjhSWNTjvUcKqEIoovG5S.
Queen Of The Night's Aria - From "Die Zauberflöte", K.620
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf83d782f2022104e776529fef17e4588e9a078399f92e2fd9ee1314b4379c2f1. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0ltUTMfpmyQSF2K4homB5W.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/0ltUTMfpmyQSF2K4homB5W.
{"copyright_id":"0x7b79cce112c39c3c5c71650bbee71ae0084c60bbb171dd7d8afa6f52f0f69496","isrc":"DEF058904130","name":"Brahms: IV. Wiegenlied","registered_at":"2026-06-10T04:58:09Z","spotify_id":"3nOIgXyqGL8qvCoCmPLCPs","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b79cce112c39c3c5c71650bbee71ae0084c60bbb171dd7d8afa6f52f0f69496. 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/3nOIgXyqGL8qvCoCmPLCPs.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/3nOIgXyqGL8qvCoCmPLCPs.
Robert Lepley: Visions Within - Spiritual Poems of Rainer Maria Rilke
Poem: You Darkness, That I Come From - Spoken Poetry
Poem: Already The Ripening Barberries Are Red - Spoken Poetry
Poem: My Life Is Not This Steeply Sloping Hour - Spoken Poetry
My Life Is Not This Steeply Sloping Hour
Poem: I Find You In All These Things Of The World - Spoken Poetry
I Find You In All These Things Of The World
Poem: I Live My Life In Growing Orbits - Spoken Poetry
{"copyright_id":"0x0f2c51301543503993a86fe2ba93b6fc174b09b77db88b6f79b849a135156eed","isrc":"USDC30300001","name":"The Velveteen Rabbit (Beginning)","registered_at":"2026-06-16T20:44:59Z","spotify_id":"2dgAqKhSOsu76cFg55cVtC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f2c51301543503993a86fe2ba93b6fc174b09b77db88b6f79b849a135156eed. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:28:30Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2dgAqKhSOsu76cFg55cVtC.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/2dgAqKhSOsu76cFg55cVtC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x742843f08da1661c4e0071d45a0d906345d1e698ec96d2fecef8b38ce5f92948. 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/4ylBhV9MFFdYaqWUAGLB6S.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/4ylBhV9MFFdYaqWUAGLB6S.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69ac8a218ec5d2b022a3b2458166fc6207a299612b11badecaf6a6c35d469d14. 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/3ZGCqI7KYL5ySx7WCbd2OU.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/3ZGCqI7KYL5ySx7WCbd2OU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdade67f76ecf316d748c550f58c78fd3fd3e42d473fa2a546f3e15d7038f2bc4. 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/34V34MUtxXd7WvC6FvrTl1.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/34V34MUtxXd7WvC6FvrTl1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a0fadf6eb41c039611583ef0931b4d5276d1db74456cccde036f47add6d3015. 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/6A02DBWgV6zQrvZMEd3AXo.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/6A02DBWgV6zQrvZMEd3AXo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37042a04e0418ac3a8694481cc5d175bc71c99a07b85d3b825e7c6c7b56a6788. 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/39qTbhNuWilA1bNh3K41gR.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/39qTbhNuWilA1bNh3K41gR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6b3e6cf8b97f13bab516bba03c64f70c45eb80ebec732ee71fd4ee0f67a9937. 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/2Lrzfj3CFVwxY72NfFzBws.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/2Lrzfj3CFVwxY72NfFzBws.
{"copyright_id":"0xe2e1eee122a39332d26d50734e8b43c609dddca33d5b151fb19ea86594ee8257","isrc":"USDC30300009","name":"Summer Evening - The Rabbit Dance","registered_at":"2026-06-20T20:58:28Z","spotify_id":"2VYX5CCpscCS6Whzrc6QQ5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2e1eee122a39332d26d50734e8b43c609dddca33d5b151fb19ea86594ee8257. 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/2VYX5CCpscCS6Whzrc6QQ5.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/2VYX5CCpscCS6Whzrc6QQ5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1165b0f1d0fa6dc48c0026e8ec72196dc972d16f23782fd563dfb54b397ef15d. 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/3OtDtjCwGhlXjmOREWaeq6.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/3OtDtjCwGhlXjmOREWaeq6.
{"copyright_id":"0x05e1bc6e3b87d538d21d69d231271bf19faf0d07dea5a7fa51d2935355a3cc5b","isrc":"USDC30300011","name":"Shabbiness Doesn't Matter","registered_at":"2026-06-21T17:50:14Z","spotify_id":"0zvvtXcWRMNWYXNoDIUbfe","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x05e1bc6e3b87d538d21d69d231271bf19faf0d07dea5a7fa51d2935355a3cc5b. 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/0zvvtXcWRMNWYXNoDIUbfe.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/0zvvtXcWRMNWYXNoDIUbfe.
{"copyright_id":"0x9d6ef90f4bb2a1baa26d8e391b8c550cc46999a93e232d048c1e4d43c47e8a43","isrc":"USDC30300012","name":"Anxious Moments","registered_at":"2026-06-20T21:03:35Z","spotify_id":"1ifvpqEJp3ppA7LBWxK9u4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d6ef90f4bb2a1baa26d8e391b8c550cc46999a93e232d048c1e4d43c47e8a43. 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/1ifvpqEJp3ppA7LBWxK9u4.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/1ifvpqEJp3ppA7LBWxK9u4.
{"copyright_id":"0xb33df723b580d76bb31b25f52e4884c183c47af30329dfcee0f8d23f948b99b0","isrc":"USDC30300013","name":"Loneliness - The Fairy","registered_at":"2026-06-20T20:59:40Z","spotify_id":"4dBHV3Khs1oZgvKPCAMlVX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb33df723b580d76bb31b25f52e4884c183c47af30329dfcee0f8d23f948b99b0. 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/4dBHV3Khs1oZgvKPCAMlVX.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/4dBHV3Khs1oZgvKPCAMlVX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86ff03d79991949e58b499e4cebfe3542f76887bbb83d55b87529c27ac60797c. 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/51GXbTbkGNWtkkPbBLtvzR.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/51GXbTbkGNWtkkPbBLtvzR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5db6769e47f15cdc3229b795bd61775ef4a4cd09e46aa31ece2d35de54c87bfb. 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/3LtIK2OUp4hhHEdwLu7AGu.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/3LtIK2OUp4hhHEdwLu7AGu.
{"copyright_id":"0x0db2466ba20fed66d2018992a08d8b5b2abdb3ae815b77176e4b6bf412bd6143","isrc":"USDC30300016","name":"The Velveteen Rabbit (Ending)","registered_at":"2026-06-22T19:17:06Z","spotify_id":"0IQgYDSFid4FZOMdGUZ4g1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0db2466ba20fed66d2018992a08d8b5b2abdb3ae815b77176e4b6bf412bd6143. 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/0IQgYDSFid4FZOMdGUZ4g1.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/0IQgYDSFid4FZOMdGUZ4g1.
{"copyright_id":"0x24cd5bb83815f4ea08da10817eed3e222522ede5b72c6baa714b1d1b33857c34","isrc":"USDC30300017","name":"The Velveteen Rabbit - Instrumental","registered_at":"2026-06-21T19:30:48Z","spotify_id":"3VjXAt3EhnmGQ4ZcHCH7fL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x24cd5bb83815f4ea08da10817eed3e222522ede5b72c6baa714b1d1b33857c34. 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/3VjXAt3EhnmGQ4ZcHCH7fL.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/3VjXAt3EhnmGQ4ZcHCH7fL.
{"copyright_id":"0x244029de11fc5a3f3dd7b70cb0c36e29bdf8d9c3c88f87d2f4f9e50d046650f7","isrc":"USDC30300018","name":"Christmas - Instrumental","registered_at":"2026-06-19T08:18:10Z","spotify_id":"093rg7LsqKehYmU9CYVH3m","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x244029de11fc5a3f3dd7b70cb0c36e29bdf8d9c3c88f87d2f4f9e50d046650f7. 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/093rg7LsqKehYmU9CYVH3m.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/093rg7LsqKehYmU9CYVH3m.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd416058b970f0d4f880480f8282a6d3e71313432eca21d9fae52d8240c0318d4. 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/5aqlT6FsPu3hE90l0Vpecj.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/5aqlT6FsPu3hE90l0Vpecj.
{"copyright_id":"0x1c4db4b6b3b85fc50486711a908102c09b46020dfd44674e2452d99ba3a7d123","isrc":"USDC30300020","name":"The Skin Horse - Instrumental","registered_at":"2026-06-21T19:28:05Z","spotify_id":"2XbOrimeY0Gks05e4fxWjc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c4db4b6b3b85fc50486711a908102c09b46020dfd44674e2452d99ba3a7d123. 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/2XbOrimeY0Gks05e4fxWjc.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/2XbOrimeY0Gks05e4fxWjc.
{"copyright_id":"0x7992eca33ddb3049d5b68055c082d4395e098717881ca9238828c1b3c3fe033c","isrc":"USDC30300022","name":"Lullaby (Sandman) - Instrumental","registered_at":"2026-06-10T00:48:45Z","spotify_id":"4d3dHXqUeTu3xDp5DHDdEJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7992eca33ddb3049d5b68055c082d4395e098717881ca9238828c1b3c3fe033c. 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/4d3dHXqUeTu3xDp5DHDdEJ.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/4d3dHXqUeTu3xDp5DHDdEJ.
Spring (The Velveteen Rabbit) - Instrumental
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Shabbiness Doesn't Matter - Instrumental
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Returning - The Velveteen Rabbit - Instrumental
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Orchestre Philharmonique de Radio France
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Wainwright: Dream Requiem: Kyrie eleison
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Wainwright: Dream Requiem: Sequentia I. Dies irae
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Wainwright: Dream Requiem: Sequentia II. Mors stupebit
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Wainwright: Dream Requiem: Sequentia III. Rex tremendae
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Wainwright: Dream Requiem: Sequentia IV. Ingemisco
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Wainwright: Dream Requiem: Sequentia V. Confutatis
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{"copyright_id":"0x11489d339828166d96bda376753ba46fce051595e524b9b0446bb5abc1cea58b","isrc":"GBPFW2400948","name":"Wainwright: Dream Requiem: Agnus Dei","registered_at":"2026-06-25T17:57:42Z","spotify_id":"2vDxuQB7ZCtvW4Ib3bUsV4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11489d339828166d96bda376753ba46fce051595e524b9b0446bb5abc1cea58b. 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/2vDxuQB7ZCtvW4Ib3bUsV4.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/2vDxuQB7ZCtvW4Ib3bUsV4.
{"copyright_id":"0x9228aa3613f7d9fa7f398bdffd4e6bca86bf052ce492e9989bd19d9c4eb8dc5b","isrc":"GBPFW2400949","name":"Wainwright: Dream Requiem: Lux aeterna","registered_at":"2026-06-26T20:30:22Z","spotify_id":"4q5Wk1gE00GDyTw9kmZ5KV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9228aa3613f7d9fa7f398bdffd4e6bca86bf052ce492e9989bd19d9c4eb8dc5b. 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/4q5Wk1gE00GDyTw9kmZ5KV.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/4q5Wk1gE00GDyTw9kmZ5KV.
{"copyright_id":"0xbe5db16d51b39040e8190b6b70c3fbb492ecaf07781583c37bb9dcc85e3adc48","isrc":"GBPFW2400950","name":"Wainwright: Dream Requiem: Darkness IV","registered_at":"2026-06-25T20:10:08Z","spotify_id":"4jDsILC0UaoIrQsMZVH8Ae","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbe5db16d51b39040e8190b6b70c3fbb492ecaf07781583c37bb9dcc85e3adc48. 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/4jDsILC0UaoIrQsMZVH8Ae.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/4jDsILC0UaoIrQsMZVH8Ae.
{"copyright_id":"0xceb71ce0b63284e7322abdc8e0c653d39216dbeb9d817f12d2be2d7a6d4d21e4","isrc":"GBPFW2400946","name":"Wainwright: Dream Requiem: Offertorium","registered_at":"2026-06-11T05:55:25Z","spotify_id":"0j3xuHfNDjzSkv6bxPrpgQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xceb71ce0b63284e7322abdc8e0c653d39216dbeb9d817f12d2be2d7a6d4d21e4. 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/0j3xuHfNDjzSkv6bxPrpgQ.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/0j3xuHfNDjzSkv6bxPrpgQ.
{"copyright_id":"0x0a5946dbaa996e5b1d775a44365de7337ffb3f7703eda8723b5adf58b0f4d2b7","isrc":"GBPFW2400944","name":"Wainwright: Dream Requiem: Sequentia V. Confutatis","registered_at":"2026-06-21T21:49:52Z","spotify_id":"2ZSJqXugDsvEwXmbtW1tkU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a5946dbaa996e5b1d775a44365de7337ffb3f7703eda8723b5adf58b0f4d2b7. 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/2ZSJqXugDsvEwXmbtW1tkU.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/2ZSJqXugDsvEwXmbtW1tkU.
{"copyright_id":"0x0a5946dbaa996e5b1d775a44365de7337ffb3f7703eda8723b5adf58b0f4d2b7","isrc":"GBPFW2400944","name":"Wainwright: Dream Requiem: Sequentia V. Confutatis","registered_at":"2026-06-21T21:49:52Z","spotify_id":"4PF3JlHoFkLRsW6vB1qPnD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a5946dbaa996e5b1d775a44365de7337ffb3f7703eda8723b5adf58b0f4d2b7. 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/4PF3JlHoFkLRsW6vB1qPnD.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/4PF3JlHoFkLRsW6vB1qPnD.
The Winner Takes It All - From "Mamma Mia!"
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf86e65dbec44f89e8f1e563020678c1a0639c90c981f7a332988b44533e61a45. 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/4uytiW8D73yWQHkg1PzYlB.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/4uytiW8D73yWQHkg1PzYlB.
Slipping Through My Fingers - From 'Mamma Mia!' Original Motion Picture Soundtrack
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec3a96465d520f663ccec790f95ce93aa372db887fbd3275f15a91c334f051d9. 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/1QRKeAlaLqJUeCWMBRP20A.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/1QRKeAlaLqJUeCWMBRP20A.
Mamma Mia - From 'Mamma Mia!' Original Motion Picture Soundtrack
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x084ef7b827643096c68e1c8535a096df6f53b2bc29a9a433081e65e8864d42fe. 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/4nI8e3fy1hHvhCvJURv5JI.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/4nI8e3fy1hHvhCvJURv5JI.
Our Last Summer - From 'Mamma Mia!' Original Motion Picture Soundtrack
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x996cb6f1d2802efa62bce2248bf9c34486014c47d03851b38c239ef4928ce32b. 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/7bFmXanwZQm6BMV9Nka6Hk.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/7bFmXanwZQm6BMV9Nka6Hk.
Dancing Queen - From 'Mamma Mia!' Original Motion Picture Soundtrack
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x533e4a538e8a6ab3f5c738f648d36b7e12c5f0090bf9122056f308ba4f5bffeb. 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/33trZRsRCHDPemnACBcLJJ.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/33trZRsRCHDPemnACBcLJJ.
Money, Money, Money - From 'Mamma Mia!' Original Motion Picture Soundtrack
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf7d8c5ddea2850069a3f93bdffabc742a0529ab7c6ddc9a9599047c9da1f802. 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/5wiSmUpfrWBuAT6DKm2uyD.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/5wiSmUpfrWBuAT6DKm2uyD.
Super Trouper - From 'Mamma Mia!' Original Motion Picture Soundtrack
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d5fb7fdd735a7c4bc6f457023573f154e281f41415998016a51657f4b0edfc7. 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/4btKuUUEjPNVD6yOKGlY9j.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/4btKuUUEjPNVD6yOKGlY9j.
SOS - From 'Mamma Mia!' Original Motion Picture Soundtrack
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41c851b4e71c37e4accb77fc5798877fb63982f020e4e90c1ed9e22eacc422be. 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/26seN94mgiImzDyVRkl3hl.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/26seN94mgiImzDyVRkl3hl.
When All Is Said And Done - From 'Mamma Mia!' Original Motion Picture Soundtrack
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe949ba8d551c86ee5c7c0e556901ffcfb144a84c567814f82d03dd0fb9c408f4. 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/43eWoKLdHEVT26MGT5P2n6.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/43eWoKLdHEVT26MGT5P2n6.
Mamma Mia! Here We Go Again (Original Motion Picture Soundtrack)
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb46c7d32e2a409bca3f2ebb1c6a579dccb63bcdde95f8c8552053392b05a1959. 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/1QWJmDzpPKqewtg0abEyq8.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/1QWJmDzpPKqewtg0abEyq8.
{"copyright_id":"0x084ef7b827643096c68e1c8535a096df6f53b2bc29a9a433081e65e8864d42fe","isrc":"GBUM70809212","name":"Mamma Mia - From 'Mamma Mia!' Original Motion Picture Soundtrack","registered_at":"2026-06-03T01:21:18Z","spotify_id":"4yRgS8Wn06YC6e2c2HWgsm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x084ef7b827643096c68e1c8535a096df6f53b2bc29a9a433081e65e8864d42fe. 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/4yRgS8Wn06YC6e2c2HWgsm.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/4yRgS8Wn06YC6e2c2HWgsm.
{"copyright_id":"0x5d5fb7fdd735a7c4bc6f457023573f154e281f41415998016a51657f4b0edfc7","isrc":"GBUM70809216","name":"Super Trouper - From 'Mamma Mia!' Original Motion Picture Soundtrack","registered_at":"2026-06-03T15:56:42Z","spotify_id":"76jldLuCcMJxqPJg5iSMAH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d5fb7fdd735a7c4bc6f457023573f154e281f41415998016a51657f4b0edfc7. 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/76jldLuCcMJxqPJg5iSMAH.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/76jldLuCcMJxqPJg5iSMAH.
{"copyright_id":"0xe949ba8d551c86ee5c7c0e556901ffcfb144a84c567814f82d03dd0fb9c408f4","isrc":"GBUM70809224","name":"When All Is Said And Done - From 'Mamma Mia!' Original Motion Picture Soundtrack","registered_at":"2026-06-01T22:20:56Z","spotify_id":"73vw8Po1qnis9Xwy2XhUGV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe949ba8d551c86ee5c7c0e556901ffcfb144a84c567814f82d03dd0fb9c408f4. 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/73vw8Po1qnis9Xwy2XhUGV.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/73vw8Po1qnis9Xwy2XhUGV.