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 0xe219202aaf744f356e7b989c65cb79410d1560400fb6c12652256b2496a8b6a0. 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/ca08f176-bdc1-44d7-92da-06d043e1ec32.json and https://artists.proofprofile.net/proofs/artist/ca08f176-bdc1-44d7-92da-06d043e1ec32.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 0xd4442a05a45f74e693bbb318cdcbca957c6c7c7291c7af115e81812a52c63a5c. 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/4mUV5PBF9q2zyc52MjRwy4.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/4mUV5PBF9q2zyc52MjRwy4.
{"copyright_id":"0x15c2041e46e58222c09f25f467e641d837ab0a8a67329ae3accdf5fb32dec9cd","isrc":"QZDA82194026","name":"what's known now","registered_at":"2026-06-21T11:08:55Z","spotify_id":"6tldzLYtP9WKLZbwnImeNI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15c2041e46e58222c09f25f467e641d837ab0a8a67329ae3accdf5fb32dec9cd. 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/6tldzLYtP9WKLZbwnImeNI.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/6tldzLYtP9WKLZbwnImeNI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x143c8a753ac6c0acfae32f02efb08911201619d38623468cdcbf97179943f1c2. 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/6AuQv5JA0rylEWUXpITiDK.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/6AuQv5JA0rylEWUXpITiDK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x43a7edb154bd8651e92e256c7d52fce2d0b5002c2eb52abd11224dcb890faaa3. 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/4V6omSphSf3ql0mXRum3Vh.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/4V6omSphSf3ql0mXRum3Vh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6373d07e6d93b34e067d38679f8e4e47d8c9e2630a1c5bbce42ad66458672d79. 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/2pCBie4szXtgF3zVDFgnyw.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/2pCBie4szXtgF3zVDFgnyw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x259398f9cc1879f55ff6c08a7e7ac78edd06b2aaf62b1ab8336e117708a2e038. 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/3lzX0mU3pfXOQRnH0ryZJR.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/3lzX0mU3pfXOQRnH0ryZJR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa94557bf307dd5617ac19d48b15c94662e2977d697aed06c65335c6eab6a860d. 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/0Emdum7WHAzKqQmth150Jw.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/0Emdum7WHAzKqQmth150Jw.
{"copyright_id":"0x6c2ac1b9c0db523f99ce6e272633c0f818ab1960bcc0b6080cc06f1afe5cc442","isrc":"USZ4V2000381","name":"one you know","registered_at":"2026-06-08T14:01:54Z","spotify_id":"5P9xLO1SepRp3XTNtIRe3l","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c2ac1b9c0db523f99ce6e272633c0f818ab1960bcc0b6080cc06f1afe5cc442. 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/5P9xLO1SepRp3XTNtIRe3l.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/5P9xLO1SepRp3XTNtIRe3l.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a381d300227f4f0708986033bb18387a11dd4f526de74146b53b00d96e79b1c. 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/6nEDYdxD1YEWnXdbWxT6U8.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/6nEDYdxD1YEWnXdbWxT6U8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9cfe5549545f7962ea7ba561817c4974223b982ba2b3c6ce0d5e03f2d9f3b3a3. 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/0832wOXVvKQoLp3TI1iQEV.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/0832wOXVvKQoLp3TI1iQEV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x870effd9f01628589fd3471f4a99b5e1d3f766125016b8ec56046b2cb04f828e. 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/4i1IwjgMRTYI1TlWkwHlBq.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/4i1IwjgMRTYI1TlWkwHlBq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x884a9a8ba97d5da365117d55a7fa5bf1d421cead5b5b034911dd8346eeac326a. 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/0CYGqP50QJbXONGLUnhPl2.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/0CYGqP50QJbXONGLUnhPl2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdae5448888a5ce8e08996b807a9099f6fb801265ce6073b96b5aa7e33e071b5c. 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/3O7Kkfm93epHtG6GaFtcr6.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/3O7Kkfm93epHtG6GaFtcr6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0c3d974482c587ed9865a7e102d3debe689be250e78a254b6d92527226b96c1. 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/2K0ZD5eAvOz0Q22Fi8Mi2a.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/2K0ZD5eAvOz0Q22Fi8Mi2a.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6734c2da1350fe6d2492a50cbb94cf1b15aef114f9ded9e8f46a7fb2ab5c3767. 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/5dQ6x9vR5gaxIQFAqFTGhN.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/5dQ6x9vR5gaxIQFAqFTGhN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a9a5d71b6dff529f8042ea031a6b5893738a75a820863c784f6cfcf9c9aa887. 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/44DdlS9pHh9FPnd8Kl6P6u.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/44DdlS9pHh9FPnd8Kl6P6u.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71aa5a0a14daa6b8a4ccef84f621192734d9d67dac7a32a20fd5b7bef04c1269. 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/0e1GhxlLVzjKC2OMJR4xgO.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/0e1GhxlLVzjKC2OMJR4xgO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32e958d70a6e01fe6d08d26606f8569281c6d8edc03321ef3b1adf3bdb66a673. 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/4ZF0yCc8yqid53tv9pCgm5.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/4ZF0yCc8yqid53tv9pCgm5.
{"copyright_id":"0xd9d0c78e0a08803aecf98178eeb7dcf70bc126f0b09dc58e84d9d528d63e46b0","isrc":"USZ4V2000066","name":"Plymouth Simulation","registered_at":"2026-06-25T11:21:45Z","spotify_id":"64mmh0EoR0n5ROKQZZB5hT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9d0c78e0a08803aecf98178eeb7dcf70bc126f0b09dc58e84d9d528d63e46b0. 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/64mmh0EoR0n5ROKQZZB5hT.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/64mmh0EoR0n5ROKQZZB5hT.
{"copyright_id":"0xea9f36520cbafeb5d9e80dc46e75cb353b882f42877bfacc1a50b4a9eb10249c","isrc":"USZ4V2000067","name":"Driving Directly Into A Concrete Wall","registered_at":"2026-06-24T19:41:26Z","spotify_id":"51IvHGlNqG8jIEEDiJuJyZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea9f36520cbafeb5d9e80dc46e75cb353b882f42877bfacc1a50b4a9eb10249c. 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/51IvHGlNqG8jIEEDiJuJyZ.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/51IvHGlNqG8jIEEDiJuJyZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87fbf29467e1e67e8f3903ec81718b25597af735ae19094cd17fac888702cc43. 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/52rpjws4EuaZcsKcNN9m25.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/52rpjws4EuaZcsKcNN9m25.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4fb1d1ff408303c87dfb36cb948fe4a94c3cbaca1ed9da9e9a4402651a40e974. 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/6pe1T2thmWds9hPq67Xv74.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/6pe1T2thmWds9hPq67Xv74.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x891bf445cf1024eb27338a72d176437525daa96f307986cd32494e4f04e15d32. 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/1vmjBSwcMjxvVH22BTu6X9.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/1vmjBSwcMjxvVH22BTu6X9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa9fe141251db8cd38c0647526a9c57383111c67155c870370a560ad91941f1b. 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/41kkDetaeTbWYAcEA6L9zs.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/41kkDetaeTbWYAcEA6L9zs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7e85940f168cb88bd33d1549e1a6500fb11002248329b951d12463812a6d743. 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/3JoIniy7mdJG7QeyrDTT7u.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/3JoIniy7mdJG7QeyrDTT7u.
puppeteer my corpse at the renegade please
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81327c07b650228e9fcd19f215b9e04f828cd43902562b8114daeb79687ca449. 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/1rJnAzVRgyQw5RODUr3l9J.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/1rJnAzVRgyQw5RODUr3l9J.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f9dc99844bf435c18e983b725223bfdcd7ff5baa06c634365773f25f41e44cc. 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/4h1JYi6qzaQ4FXQVAzhpq3.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/4h1JYi6qzaQ4FXQVAzhpq3.
{"copyright_id":"0x2befba6f45b8746cc8ba7429429ae1cbda66a30ae808b275415c84998f37753e","isrc":"QZWFP2383922","name":"if we were a movie","registered_at":"2026-06-23T17:11:36Z","spotify_id":"3rRK3HQ5VwKLxoI2gQ5NdQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2befba6f45b8746cc8ba7429429ae1cbda66a30ae808b275415c84998f37753e. 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/3rRK3HQ5VwKLxoI2gQ5NdQ.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/3rRK3HQ5VwKLxoI2gQ5NdQ.
{"copyright_id":"0xcd7d0121cb8ecad88080f76271bf050987e63ab3b0c8310a7820f2fb19787bba","isrc":"QZHN62144125","name":"butterfly knife","registered_at":"2026-06-06T05:48:12Z","spotify_id":"0FY6lSXCvW0YMDpZImJCdF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd7d0121cb8ecad88080f76271bf050987e63ab3b0c8310a7820f2fb19787bba. 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/0FY6lSXCvW0YMDpZImJCdF.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/0FY6lSXCvW0YMDpZImJCdF.
{"copyright_id":"0x15c2041e46e58222c09f25f467e641d837ab0a8a67329ae3accdf5fb32dec9cd","isrc":"QZDA82194026","name":"what's known now","registered_at":"2026-06-21T11:08:55Z","spotify_id":"0sj2gibAyPUItuFbRByiNm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15c2041e46e58222c09f25f467e641d837ab0a8a67329ae3accdf5fb32dec9cd. 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/0sj2gibAyPUItuFbRByiNm.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/0sj2gibAyPUItuFbRByiNm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a381d300227f4f0708986033bb18387a11dd4f526de74146b53b00d96e79b1c. 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/45TI4VoSs08jayolmDYl1y.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/45TI4VoSs08jayolmDYl1y.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6373d07e6d93b34e067d38679f8e4e47d8c9e2630a1c5bbce42ad66458672d79. 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/4W4OEjGrfd7kB4u30wYF5W.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/4W4OEjGrfd7kB4u30wYF5W.
{"copyright_id":"0x4fb1d1ff408303c87dfb36cb948fe4a94c3cbaca1ed9da9e9a4402651a40e974","isrc":"USZ4V2000069","name":"Thos Moser","registered_at":"2026-06-05T13:45:18Z","spotify_id":"7eJjA1VfRG3xPlDsRsjjSk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4fb1d1ff408303c87dfb36cb948fe4a94c3cbaca1ed9da9e9a4402651a40e974. 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/7eJjA1VfRG3xPlDsRsjjSk.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/7eJjA1VfRG3xPlDsRsjjSk.
comfort noise (Music Inspired by the Motion Picture)
{"copyright_id":"0xb8a2d1e42f28ea5add702bad8cf157cadfeb29ce4b1e5cc2f84e76fbad436359","isrc":"USA2P2232929","name":"all i need (Gupi Remix)","registered_at":"2026-06-27T00:22:14Z","spotify_id":"11zcgvbdmhDCfJCtY9Wd2u","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8a2d1e42f28ea5add702bad8cf157cadfeb29ce4b1e5cc2f84e76fbad436359. 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/11zcgvbdmhDCfJCtY9Wd2u.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/11zcgvbdmhDCfJCtY9Wd2u.