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 0x3060dd72e2066c0807a51bdc6eae7ae220b7de2ffa91cb40021273532f6fed77. 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/59ddcde5-dce4-4a75-941e-9bdabba80b4d.json and https://artists.proofprofile.net/proofs/artist/59ddcde5-dce4-4a75-941e-9bdabba80b4d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xaf78f10161f503a84dfa414172d9d8634f85c7455237ef0ca4c024033abcdd3a","isrc":"USA2P2408719","name":"Tales Of The Silent Voice","registered_at":"2026-06-18T03:49:06Z","spotify_id":"0eCcsazKZEdkPspcKNdyU6","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 0xaf78f10161f503a84dfa414172d9d8634f85c7455237ef0ca4c024033abcdd3a. 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/0eCcsazKZEdkPspcKNdyU6.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/0eCcsazKZEdkPspcKNdyU6.
Tales Of The Silent Voice - Extended Mix
{"copyright_id":"0xf17a8338012cc6cb9b290482649fa13d17ad3c16ba40df80c273102b2cbed0c2","isrc":"USA2P2400668","name":"More Than A Dream - dwelyr Remix","registered_at":"2026-06-07T07:01:10Z","spotify_id":"3S4INQlXqzkMJ9LXwUn4F1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf17a8338012cc6cb9b290482649fa13d17ad3c16ba40df80c273102b2cbed0c2. 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/3S4INQlXqzkMJ9LXwUn4F1.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/3S4INQlXqzkMJ9LXwUn4F1.
More Than A Dream - dwelyr Extended Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96c4698f1b212cd32871cc741bc35a06213c9e037fdc8a48a5817c321e583efe. 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/7MUy774fWorkTvlHWrL7mh.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/7MUy774fWorkTvlHWrL7mh.
{"copyright_id":"0xf67abdf0887a19fcc2e49360402a7aff93c3f64e534f0eacb917d9e2fce7f9e5","isrc":"USA2P2346124","name":"Morning Colours","registered_at":"2026-06-27T10:17:45Z","spotify_id":"1M4FnGcg0GQ92Z6fZQDB94","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf67abdf0887a19fcc2e49360402a7aff93c3f64e534f0eacb917d9e2fce7f9e5. 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/1M4FnGcg0GQ92Z6fZQDB94.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/1M4FnGcg0GQ92Z6fZQDB94.
{"copyright_id":"0x51a6d92256408279fc41e277c77d8eedd9c4addfe0c8e774fa3cde6490d46fec","isrc":"USA2P2341980","name":"More Than A Dream","registered_at":"2026-06-18T14:58:54Z","spotify_id":"0Fa6EJqayYNy3oxBizdFs8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51a6d92256408279fc41e277c77d8eedd9c4addfe0c8e774fa3cde6490d46fec. 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/0Fa6EJqayYNy3oxBizdFs8.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/0Fa6EJqayYNy3oxBizdFs8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83de33357de3b08955e6baa30c17d9d5ea2bb76ff86a0a88fe50d47e6ea12441. 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/2PgDc1DKGMr6dKm5JL4FcN.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/2PgDc1DKGMr6dKm5JL4FcN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x328f8d6b4133f18b31f5e3951d3d0e6971e301e9bc1c98d36736c390311c4861. 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/0jmbNU7VnUm9DiDboBdzPB.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/0jmbNU7VnUm9DiDboBdzPB.
Realm of Melodies - Matt Leger Extended Remix
The Sound Of Progressive Trance, Vol. 02