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 0x75478b2c834c20a4bb259aa3f751c9742e4e5e185b91e4ae5954e1b0abee7b64. 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/c997f3a9-b8de-47a7-bc08-0abe037b0e8d.json and https://artists.proofprofile.net/proofs/artist/c997f3a9-b8de-47a7-bc08-0abe037b0e8d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Dance Of The Hunter's Fire (feat. Sikiru Adepoju, Airto Moreira, Babatunde Olatunji, T.H. Vinayakram, Flora Purim, Giovanni Hidalgo & Frank Colon)
{"copyright_id":"0x6b32769cefc12ca627d577bb21cdc497140ba840603e92dac5a30af8a564c82d","isrc":"USSE90729530","name":"Udu Chant","registered_at":"2026-06-29T01:53:09Z","spotify_id":"63nkSulWMLphMWticZJnud","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 0x6b32769cefc12ca627d577bb21cdc497140ba840603e92dac5a30af8a564c82d. 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/63nkSulWMLphMWticZJnud.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/63nkSulWMLphMWticZJnud.
Wheel Of Time (Stolen Moments Real Time Dub Crime Remix)
Wheel Of Time - Stolen Moments Real Time Dub Crime Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x043b612035f59d3afd9ca42e87d7c59919a5b5427563ef7d503fa685efceba1b. 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/3z1W5YPUNdMZO058JkdKQN.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/3z1W5YPUNdMZO058JkdKQN.
{"copyright_id":"0x71caa586046ae14bd9df50d276b06fe3f0fcf9c4d8e2a98442e882e9d4002efc","isrc":"USSE90729451","name":"Kaluli Groove","registered_at":"2026-06-25T18:37:37Z","spotify_id":"0FUgbJSx8KK2z6jGK9OEvD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71caa586046ae14bd9df50d276b06fe3f0fcf9c4d8e2a98442e882e9d4002efc. 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/0FUgbJSx8KK2z6jGK9OEvD.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/0FUgbJSx8KK2z6jGK9OEvD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe79fdc1f99f2d718df8f6817ebd615a412f0142016b24c73a5da46df943ceab0. 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/4iq6KNJacvsi4Ij2NK4Zm3.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/4iq6KNJacvsi4Ij2NK4Zm3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8fda15ca3e6dae67308e0687063d24a767066c14ea9787a41b9089330997b78. 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/0ldL3on0KdQyDXjIs73ypS.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/0ldL3on0KdQyDXjIs73ypS.
{"copyright_id":"0xfa3f9a096920cd7d3c8220798aa8d9142e2bdbe404eb3e65f68ae9f18a057784","isrc":"USSE90729456","name":"Dances With Wood","registered_at":"2026-06-09T07:06:07Z","spotify_id":"2NhuqyzBkrRgfjFTUKvsZF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa3f9a096920cd7d3c8220798aa8d9142e2bdbe404eb3e65f68ae9f18a057784. 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/2NhuqyzBkrRgfjFTUKvsZF.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/2NhuqyzBkrRgfjFTUKvsZF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb73783e185dc762c195a145c1e4b93f18d6fe2c7513062800c123006a66361e4. 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/486MhVxslZmt06yE0VB7Gs.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/486MhVxslZmt06yE0VB7Gs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9a083f451ea67791af4de2f1b255ff111c39582806a568cb0cd9f39dda5f256. 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/7ij1Dv1G7lRsDPgyWuvfI8.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/7ij1Dv1G7lRsDPgyWuvfI8.
Big Bad Wolf (feat. Tarriona 'Tank' Ball) [Strange World Mix]
Big Bad Wolf (feat. Tarriona 'Tank' Ball) - Strange World Mix
{"copyright_id":"0xb16b3152a64857f00d2169ff6c9f27a49e4d98ddd48fc9b4072f091cb7ace96f","isrc":"USAKS2200037","name":"King Clave - Alternate Version","registered_at":"2026-06-25T18:46:19Z","spotify_id":"3uaKHoCKuFNooJnXIUC4yB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb16b3152a64857f00d2169ff6c9f27a49e4d98ddd48fc9b4072f091cb7ace96f. 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/3uaKHoCKuFNooJnXIUC4yB.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/3uaKHoCKuFNooJnXIUC4yB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5df13625d2338a7b8864250589ae799968f2bb339509f58f55399e31b35f8c5d. 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/4WwPbxGFpiPZYrzA3aq95z.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/4WwPbxGFpiPZYrzA3aq95z.
Dear Jerry: Celebrating The Music Of Jerry Garcia (Live)
{"copyright_id":"0xa3e1282f425d46e1285402c4850e4c4a3fb0c0eb5ba79a97dfe482d445b466e0","isrc":"USRO21600756","name":"The Harder They Come - Live","registered_at":"2026-06-11T06:02:09Z","spotify_id":"3Ud0LiqPidCmCgOFLGeQdD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3e1282f425d46e1285402c4850e4c4a3fb0c0eb5ba79a97dfe482d445b466e0. 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/3Ud0LiqPidCmCgOFLGeQdD.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/3Ud0LiqPidCmCgOFLGeQdD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d1dc446c12db048616d4d51a8942ae9bd8e33b938257082e996cf7f67010d98. 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/39gGB1MdnM0pCdhLdFxlpl.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/39gGB1MdnM0pCdhLdFxlpl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ca6280f37edd1bb01119356879f8c8193ed85da0456e5025cfcd431e968da45. 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/5v3veknY3653WftKgfmJNM.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/5v3veknY3653WftKgfmJNM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x346ccd62ec7211f736f50cf4bdd6e8a0cbdd37986842001e4d35462315c64c12. 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/5D9PzL95N2AE7hGj7r8kSw.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/5D9PzL95N2AE7hGj7r8kSw.
Rhythm Devils - Live at the Berkeley Community Theater, 4/25/1981
Bear's Sonic Journals: Sing Out! (Live at the Berkeley Community Theater, 4/25/1981)