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 0x8726ce41f881a7ead70521a795dfb2826c7c67669907fce714d454dd5b4d4c39. 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/c263d7b7-3914-4510-b6f8-f22bcdfe3975.json and https://artists.proofprofile.net/proofs/artist/c263d7b7-3914-4510-b6f8-f22bcdfe3975.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Cold December (Int'l MaxiSingle Enhanced)
Many Memories Ago (feat. Ellie Mae & Casey Costa)
Orange Sunshine (Music From The Motion Picture)
When the Avalanche Comes (feat. Jack Johnson & Zach Gill)
Donde Los Terremotos: Songs from and Inspired by the Film
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 0x278fc5a46d204610450ddd73e63b8e65a25dbb333b76761d524a79ce0ad40a06. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6i4vDMH9u6XNMC6kjNL5DL.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/6i4vDMH9u6XNMC6kjNL5DL.
Jack Johnson And Friends: Sing-A-Longs And Lullabies For The Film Curious George
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad01dbb2a0b1dc9ad2830f8e0a20d01ce7b2843e0644b72451fdc1ac9f6e5e00. 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/1cCG2HzyBrGYc9zqt0Te6N.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/1cCG2HzyBrGYc9zqt0Te6N.
Sing-A-Longs & Lullabies For The Film Curious George
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad01dbb2a0b1dc9ad2830f8e0a20d01ce7b2843e0644b72451fdc1ac9f6e5e00. 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/3koMMMP2Ra6KVPru8XMsXQ.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/3koMMMP2Ra6KVPru8XMsXQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3ba7c500d6cf4c1c0aec251542d050e419e94b45079225f996df4883bfcb942. 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/0lPWy1GoKhoKQuErHIBGpe.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/0lPWy1GoKhoKQuErHIBGpe.
{"copyright_id":"0x4bfbc964adc2a0032b6fa128a945ed2f21133866298fb11c5f543db43ac7ad27","isrc":"USUM70603214","name":"Fall Line - Live feat. Matt Costa","registered_at":"2026-06-25T15:20:58Z","spotify_id":"2nY1LtWsd1jieORl8hXZP5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4bfbc964adc2a0032b6fa128a945ed2f21133866298fb11c5f543db43ac7ad27. 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/2nY1LtWsd1jieORl8hXZP5.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/2nY1LtWsd1jieORl8hXZP5.
Esperanza: Songs from Jack Kerouac's Tristessa
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x278fc5a46d204610450ddd73e63b8e65a25dbb333b76761d524a79ce0ad40a06. 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/3YPpiU7RGEsokqwrK3unSJ.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/3YPpiU7RGEsokqwrK3unSJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71743744fb013daae980e93e23f2e70b04a7bc949bbdebba348c9f449ad03eb6. 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/1xslSq8N9D5TiNqbh4LZqp.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/1xslSq8N9D5TiNqbh4LZqp.
This Warm December, A Brushfire Holiday Vol. 2
This Warm December: Brushfire Holiday's Vol. 1
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef00fbba409773b8da887218b570e17e105a7ebe6988033491ba4de375539d41. 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/6Gf2PtgVBEHuh989zY0vo7.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/6Gf2PtgVBEHuh989zY0vo7.