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 0x8e35c80c462ac658c8eb3453983fb32a7e2fd2df5e0aae4dda363454eda7051f. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3da3bcad-cc3d-472a-a59f-01c5398d64e1.json and https://artists.proofprofile.net/proofs/artist/3da3bcad-cc3d-472a-a59f-01c5398d64e1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
(Everybody's Got) Sweet Soul Vibe - Remastered
Strange Pleasure (Modern Backporch Duende) - Remastered
Strange Pleasure (Modern Backporch Duende)
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 0x85afe9d51fde62f1de13b55829265e5efd756c3c4c288667216a5b01091ece31. Chain 2 (Bitcoin): anchored in block 956476 (2026-07-03T09:04:44Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5BlF9sVYy2MpGyi0RIMDMC.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/5BlF9sVYy2MpGyi0RIMDMC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2dec4cd1210620252386c7951224d5097966b65db56b3e4979f355f26e31dfcc. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5xQKap2Asowwop3ufESFNA.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/5xQKap2Asowwop3ufESFNA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2be073f8f12429122cae5d1d97f40f7e817c56e96a8072bc13c8d0cc5bc9d712. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3yiO5XfmFfuGqP3jeq8UFg.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/3yiO5XfmFfuGqP3jeq8UFg.
The Pleasure's All Mine: The Complete Blues, Ballads and Favorites Sessions
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a616b60ba2ebebbb168ce7d0b26a345097651d500f7876d93cc45702fb1026a. 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/3Xt02sheOCgJkG1h7YUi41.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/3Xt02sheOCgJkG1h7YUi41.
{"copyright_id":"0xc2c3147466e2690381588dab596ad7df9ad21b5dfe74400d9883325fc0feb1fc","isrc":"USCUD1000104","name":"Comin and Goin'","registered_at":"2026-06-29T07:33:31Z","spotify_id":"4qZaYiaIjP7dlNYf1z4ajP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2c3147466e2690381588dab596ad7df9ad21b5dfe74400d9883325fc0feb1fc. 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/4qZaYiaIjP7dlNYf1z4ajP.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/4qZaYiaIjP7dlNYf1z4ajP.
From Dusk Till Dawn - Music From The Motion Picture
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x750d81fa31bf591d93cdaf5078c3bbb085082090be24244b5df6d57ae29606b3. 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/3L8DnKNfRS3vv13t1E5jc3.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/3L8DnKNfRS3vv13t1E5jc3.
Texas Flood (with Gary Clark Jr.) - Live at Crypto.com Arena, Los Angeles, CA, 9/23/2023
{"copyright_id":"0xde93d305a1e759f05ec5776f61275a40772b0367672ebdec75cd969ab4e874d2","isrc":"USRH12402604","name":"Texas Flood (with Gary Clark Jr.) - Live at Crypto.com Arena, Los Angeles, CA, 9/23/2023","registered_at":"2026-06-22T22:58:19Z","spotify_id":"1AXtMCPJEkQMK00OKHtSHb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde93d305a1e759f05ec5776f61275a40772b0367672ebdec75cd969ab4e874d2. 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/1AXtMCPJEkQMK00OKHtSHb.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/1AXtMCPJEkQMK00OKHtSHb.
Sweet Home Chicago - Live at Crypto.com Arena, Los Angeles, CA, 9/23/2023
{"copyright_id":"0x888edec2008c1ad50f81269056b54d8207127ae5b05210c5e094208dc669cc37","isrc":"USRH12402605","name":"Sweet Home Chicago - Live at Crypto.com Arena, Los Angeles, CA, 9/23/2023","registered_at":"2026-06-20T03:21:41Z","spotify_id":"5oLOYAxsXdMUjrN60ySNSB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x888edec2008c1ad50f81269056b54d8207127ae5b05210c5e094208dc669cc37. 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/5oLOYAxsXdMUjrN60ySNSB.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/5oLOYAxsXdMUjrN60ySNSB.