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 0x070c287879ca2019309c5fcd785004588ee35b7949dd90da77753481125a4697. 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/8f9e156e-b770-47eb-8e7c-bab16bc50f35.json and https://artists.proofprofile.net/proofs/artist/8f9e156e-b770-47eb-8e7c-bab16bc50f35.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Billy Get Your Guns - From "Young Guns II" Soundtrack
Blaze Of Glory - From "Young Guns II" Soundtrack
Guano City - From "Young Guns II" Soundtrack
Staring At Your Window With A Suitcase In My Hand
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 0x15893a8f9769edafe3be7ffa123f4b2d9af89e1a26e8e7acfdfd603724695907. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1GRKHaLdWdAxBmz4lAA13K.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/1GRKHaLdWdAxBmz4lAA13K.
Beautiful Day - From Finding Neverland The Album
What About Now (Media Markt Edition Deluxe)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f590b36777e8d40fb9edac56150a9cabc0f099eef7d4a223f4befc88395c7b1. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3jXFd9Kj15OaKm0Ic3h5Z6.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/3jXFd9Kj15OaKm0Ic3h5Z6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e1710995da1bad89a605f79802d4869792f39afffb94ddb750d767053a2cb6b. 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/5fG0b2rst0uZ2JjxqMACVj.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/5fG0b2rst0uZ2JjxqMACVj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48cbc3ac5b0f3319d196216bdcef791a2383e653207639a45e6973401dc4e152. 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/6OJJK6H3DTG7md3ieYVRE4.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/6OJJK6H3DTG7md3ieYVRE4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0bf82aad664985d938377a0a140793fcb307764178e6c124989af42a47dc85d4. 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/6Cj6c1dJwhLhhjj8O4EgEo.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/6Cj6c1dJwhLhhjj8O4EgEo.
80s Mixtape (arr. Nicholas Buc) - Medley
THE STAFF BAND OF THE NORWEGIAN ARMED FORCES
Feeling Good - New Music for Flexible Band Instrumentation 2011-2012
Pavarotti & Friends For The Children Of Liberia
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f590b36777e8d40fb9edac56150a9cabc0f099eef7d4a223f4befc88395c7b1. 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/3jlU3CnL4Y5gchmI16U5U8.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/3jlU3CnL4Y5gchmI16U5U8.
{"copyright_id":"0x9dd8243a6fa8229aaa80fe2883e0e9e14900b8efa9af49b73b33380ea4fe261e","isrc":"USUG10400539","name":"Please Come Home For Christmas","registered_at":"2026-06-04T14:14:16Z","spotify_id":"6EHt0F5hYO9HODSyeKjDcy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9dd8243a6fa8229aaa80fe2883e0e9e14900b8efa9af49b73b33380ea4fe261e. 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/6EHt0F5hYO9HODSyeKjDcy.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/6EHt0F5hYO9HODSyeKjDcy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b2d99ee4bf7765b1d38601881668d1eb218f2e766a4d56c84ccadf2450aa19d. 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/348Z9jFEkqVqD9K5I1wG9g.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/348Z9jFEkqVqD9K5I1wG9g.
{"copyright_id":"0x9dd8243a6fa8229aaa80fe2883e0e9e14900b8efa9af49b73b33380ea4fe261e","isrc":"USUG10400539","name":"Please Come Home For Christmas","registered_at":"2026-06-04T14:14:16Z","spotify_id":"5tbSC9aFC7fzlI3BMEs2Wr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9dd8243a6fa8229aaa80fe2883e0e9e14900b8efa9af49b73b33380ea4fe261e. 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/5tbSC9aFC7fzlI3BMEs2Wr.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/5tbSC9aFC7fzlI3BMEs2Wr.