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 0xbc866f32762e49bad3e112cc934983ad62b4a41ad353bcf40af13acbd792119c. 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/55f3e86f-3c7f-4801-b63c-1db045cc569d.json and https://artists.proofprofile.net/proofs/artist/55f3e86f-3c7f-4801-b63c-1db045cc569d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0x940e1ef797122c1729579e8f86ea432968caee1387206a3c90619acb6b8e78b6. 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/69JBOL6OYBscMgju0mXPA6.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/69JBOL6OYBscMgju0mXPA6.
{"copyright_id":"0x95350db093adc34b00c4555637db7e0e1f47952768544bd7ad9b6b0595b1ffed","isrc":"DK4YA2371001","name":"Kaleidoscopic Eyes","registered_at":"2026-06-07T11:04:34Z","spotify_id":"7s2n6uibFPxyLKQjxlCMsJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95350db093adc34b00c4555637db7e0e1f47952768544bd7ad9b6b0595b1ffed. 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/7s2n6uibFPxyLKQjxlCMsJ.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/7s2n6uibFPxyLKQjxlCMsJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13d28c09cb41af5aba41a5955856d9a183a1fa1a99a572fc8979507dd1e8ed22. 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/529UH7VifSxUbFryjZeFpg.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/529UH7VifSxUbFryjZeFpg.
{"copyright_id":"0xceb8152eebf2d1821c75b7513dc81212f5ceedc79075c3f76019c1f5e6e00e1a","isrc":"BEIW12300810","name":"Cold As Ice","registered_at":"2026-06-19T21:57:29Z","spotify_id":"2fssZIaA2mSpr1FyQik2CT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xceb8152eebf2d1821c75b7513dc81212f5ceedc79075c3f76019c1f5e6e00e1a. 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/2fssZIaA2mSpr1FyQik2CT.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/2fssZIaA2mSpr1FyQik2CT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b9dfd4f202bd457915f9a28111a6ab5227e55e7310c08d5480faabf1720ee12. 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/0HGpMpt4OrGUtdHq8dVuPN.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/0HGpMpt4OrGUtdHq8dVuPN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58655a508c5590c82c6de2fc6bf3cd569aa0a25bc69a06ee31579b8a4929093b. 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/6UCpR17pbWqO88Xf7TwZq6.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/6UCpR17pbWqO88Xf7TwZq6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a00ef6a5feff593808a9666270106b36269ce19d0963209289332e666b80cd2. 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/7EBeYwmhQbdDRe0QjvJuPo.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/7EBeYwmhQbdDRe0QjvJuPo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x069cf72d7ebdf8bfab7f9b3892baeb2e4e495213d26659063784ffbd9ec8fcd3. 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/0xpu4TmBHUnXxzUA4J78Ga.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/0xpu4TmBHUnXxzUA4J78Ga.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75c02b07c20aa2f6949d3cb6ed67372f84c9d34a7e27c682f9fcc32becf00ef9. 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/6sWsJFiZ7LJm6BqHCpy46V.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/6sWsJFiZ7LJm6BqHCpy46V.
Fall Apart - Alexander Komarov Extended Remix
{"copyright_id":"0xbbcedac3c4d22fa83eb6aa038c675160b6a8ec0cb588d8bf15d5d640e2e1947c","isrc":"GBLV62126169","name":"Fall Apart","registered_at":"2026-06-24T19:09:39Z","spotify_id":"0PEn9S3GWhv3CKAxkTkQlG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbbcedac3c4d22fa83eb6aa038c675160b6a8ec0cb588d8bf15d5d640e2e1947c. 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/0PEn9S3GWhv3CKAxkTkQlG.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/0PEn9S3GWhv3CKAxkTkQlG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8b65c5269c0bd68ed43e89d4c087437833469fa9c45465370980806bb842a98. 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/0ERLRMpGcTxCzXy2T5mcEG.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/0ERLRMpGcTxCzXy2T5mcEG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d3e0ff577294ee3e0f843287a296175f9b8e892620e2a50d9a7428e221aec58. 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/46eT0uoGXtdLraJR981aWn.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/46eT0uoGXtdLraJR981aWn.
I've Been Needing You (Seven24 & Delaitech Remix)
I've Been Needing You - Seven24 & Delaitech Remix
I've Been Needing You - Mhammed El Alami Remix
{"copyright_id":"0xd2bdb5b5d4a860ae8cff92b54f1eebae289f885bc2a82f0ebf75192e3ba4fbc9","isrc":"NLUW22402461","name":"Take Me Home","registered_at":"2026-06-06T14:48:31Z","spotify_id":"5la4c7y1IqBcJiwouVjdy9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2bdb5b5d4a860ae8cff92b54f1eebae289f885bc2a82f0ebf75192e3ba4fbc9. 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/5la4c7y1IqBcJiwouVjdy9.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/5la4c7y1IqBcJiwouVjdy9.
{"copyright_id":"0x0129650a21fc033f482331ac12d6ba24c4bcc55effc9019e91ebaaaaa77d0243","isrc":"NLUW22402462","name":"Take Me Home - Extended Mix","registered_at":"2026-06-24T01:12:29Z","spotify_id":"5cEgrvHb1efcAcVk7cd5nL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0129650a21fc033f482331ac12d6ba24c4bcc55effc9019e91ebaaaaa77d0243. 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/5cEgrvHb1efcAcVk7cd5nL.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/5cEgrvHb1efcAcVk7cd5nL.
Good Love (Dottixs Remix) [feat. Joe Jury]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x940e1ef797122c1729579e8f86ea432968caee1387206a3c90619acb6b8e78b6. 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/6dIpWsnjMMs7sm7wDYPNqz.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/6dIpWsnjMMs7sm7wDYPNqz.