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 0xf49438a72b406455eb527c8a8179ce9ce9c3b5aec42a7750f9bf9b2a5b2a0417. 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/6e578e65-2bd1-4d25-a561-6187d242ef42.json and https://artists.proofprofile.net/proofs/artist/6e578e65-2bd1-4d25-a561-6187d242ef42.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 0xf942ee794978f932c71ce3819a60a431bf2b4b1e0fa6b62104d85b701a6c8b26. 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/3ZCy1wT5jZcWaYyKkhO1SL.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/3ZCy1wT5jZcWaYyKkhO1SL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbce4fea9700d6b4da7ad171590719f151aa9df77b989ae21fe1c45d1209e941f. 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/6jUuVqrnfdBrZR3EoGh82S.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/6jUuVqrnfdBrZR3EoGh82S.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x53f84f2684c01a3385074e33e66ec72d06559dbedfece4082caa5d372a29b969. 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/0Vcry83q1lT1OtuYHNM5ON.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/0Vcry83q1lT1OtuYHNM5ON.
{"copyright_id":"0xb3fa2bd438f81f826109bee03344f7d57bf4d4762dcf1bb3ac8aa883deea00e4","isrc":"GBKQU2181814","name":"The Night Is Full Of Wonders","registered_at":"2026-06-04T07:28:07Z","spotify_id":"20KpbwZ8UeztkpUJ0VUCag","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb3fa2bd438f81f826109bee03344f7d57bf4d4762dcf1bb3ac8aa883deea00e4. 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/20KpbwZ8UeztkpUJ0VUCag.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/20KpbwZ8UeztkpUJ0VUCag.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc03c10de71d68b2f1f6ea946944e83b68fba02c3b7bcb82fd23a9c25df908da. 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/5KNhUESJNaZZw1ESPXhDDP.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/5KNhUESJNaZZw1ESPXhDDP.
{"copyright_id":"0xad0bfe424cca4879bee9d2cf06b4b9600419d1dbe8a3dabbadb443d89993a7fc","isrc":"GBKQU2181816","name":"Bright Future","registered_at":"2026-06-11T02:49:51Z","spotify_id":"56mmWEo3e2A1dr7HazUN62","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad0bfe424cca4879bee9d2cf06b4b9600419d1dbe8a3dabbadb443d89993a7fc. 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/56mmWEo3e2A1dr7HazUN62.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/56mmWEo3e2A1dr7HazUN62.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe228d05fa67f4655bab4083b3af030b7ff0314e72e514ab67c131288d8ca812a. 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/5WMkiYZhXEFHHlfp4YerXY.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/5WMkiYZhXEFHHlfp4YerXY.
{"copyright_id":"0xe1a17eb8de9d7cdc4d14f68652ba8c3a59b65c39f31045b217090e8e040147d1","isrc":"GBKQU2181818","name":"Northern Tales","registered_at":"2026-06-08T11:56:48Z","spotify_id":"3DoFzXvm6SS7MUlqNALuB1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1a17eb8de9d7cdc4d14f68652ba8c3a59b65c39f31045b217090e8e040147d1. 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/3DoFzXvm6SS7MUlqNALuB1.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/3DoFzXvm6SS7MUlqNALuB1.
{"copyright_id":"0x8d0ed8b4314c61cd08a1c4d002ac51a3e19ed552cea647fbcbce13b2e3e5c4d2","isrc":"GBKQU2181819","name":"Purple Sky","registered_at":"2026-06-22T05:42:45Z","spotify_id":"1NiX1vKuLMjdAP9FdJxVGa","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d0ed8b4314c61cd08a1c4d002ac51a3e19ed552cea647fbcbce13b2e3e5c4d2. 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/1NiX1vKuLMjdAP9FdJxVGa.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/1NiX1vKuLMjdAP9FdJxVGa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa58f40525a4bdf7851070d2055b6e29a49eed2dcf429a2d7403c9821f16a5484. 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/1nVExhGDgTKCSAq85xfWtE.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/1nVExhGDgTKCSAq85xfWtE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xefc4a057bcb0db27198c1b7ad4221d45df78ab97c462166b50484b7e0323ac01. 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/3eqJ8XPrt5vnDaaOaHB74v.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/3eqJ8XPrt5vnDaaOaHB74v.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55fb5f4a6f9451433fdc9d8926ddad477d75328f63292b082e1d68757c3acd77. 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/7e72ptTl7dvxs19BE5VCSZ.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/7e72ptTl7dvxs19BE5VCSZ.
{"copyright_id":"0x864b6dde6404b50590856e0a2fcf92cd4d2b64a62eb2f528b9d8f8a4680fe96b","isrc":"GBLV62129241","name":"After The Rainbow","registered_at":"2026-06-09T12:22:34Z","spotify_id":"0v5JF8lekkgBuqBULntpo4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x864b6dde6404b50590856e0a2fcf92cd4d2b64a62eb2f528b9d8f8a4680fe96b. 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/0v5JF8lekkgBuqBULntpo4.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/0v5JF8lekkgBuqBULntpo4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c48b0d55483e5a27e4496299fe1182edfb3f7a29efd58f3ee1eeb9b28994117. 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/0xDFq2mSY0t7S8VunAuypd.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/0xDFq2mSY0t7S8VunAuypd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaba1a68f4d37485b69436027809c90b4e7f49779d8f6d9bc935101b9392912cc. 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/1bYByHCmpUiAZTlsJ1K2aG.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/1bYByHCmpUiAZTlsJ1K2aG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b8c2b45146e5c64f0ac1c1cff89f8b6c2438df73509d13845e60468eca156b4. 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/516359k5ZXAjOgaszdTV1p.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/516359k5ZXAjOgaszdTV1p.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d839943321bf547e23cf182ea09d3e36681fd9d62ac0d82e824334190ed40ce. 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/25ZIPhMvJ8Tn0CyMQGhZT1.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/25ZIPhMvJ8Tn0CyMQGhZT1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a0cf2839159cd551f05d009a64495614c1cd3b951ae30a1795addc95f824d04. 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/064veKNcLuXO0r99Nq9dFd.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/064veKNcLuXO0r99Nq9dFd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4fba45969796a2cfa28734b8089e3069ad52c8c09f9b3da72ea499cd38844d06. 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/42cPWgoEVh0V8u5YHDgDFE.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/42cPWgoEVh0V8u5YHDgDFE.
{"copyright_id":"0x0686d56f0f2fbdd65dd98fe1b9456bca4baa2f6670e3f1e0a1964ec14511ecd8","isrc":"GBLV62129248","name":"Champs De Lavande","registered_at":"2026-06-10T23:39:50Z","spotify_id":"1d6OJnN2cq4Wsn4cXm7AZb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0686d56f0f2fbdd65dd98fe1b9456bca4baa2f6670e3f1e0a1964ec14511ecd8. 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/1d6OJnN2cq4Wsn4cXm7AZb.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/1d6OJnN2cq4Wsn4cXm7AZb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c1909c5163ca02a78ac35b7f4053da5c8a505e6c45305641941f02865c76be6. 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/17xRKf6ZCVLEcEiUBBHDGo.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/17xRKf6ZCVLEcEiUBBHDGo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56277da0f4127ec133a1ab29f9b6c6a9707dcac6e7a4658392b5365e4bcde8a4. 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/00vOg8bZ9DREA8S6nx6liB.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/00vOg8bZ9DREA8S6nx6liB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3cf4073725adf99d752394782885ee3f3cd06d192b1f564bc7b0434700fedf44. 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/2DlH76xtud2wUEwzWVjskr.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/2DlH76xtud2wUEwzWVjskr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef2dc69f89c31f83fc2ce8d94c29b0cc172df2f14980f8c0ee0107e9da97de76. 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/1CpBkuYjV8Mp0j1HAALnDI.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/1CpBkuYjV8Mp0j1HAALnDI.
{"copyright_id":"0x056cf5b9ccd106f8fd5f53c2798cede8d8f4fcaf2edfdeea8405fc2981c85ca5","isrc":"GBKQU2143673","name":"Driving North","registered_at":"2026-06-20T13:39:51Z","spotify_id":"47LZv7h9knM61Q5KEst5Xr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x056cf5b9ccd106f8fd5f53c2798cede8d8f4fcaf2edfdeea8405fc2981c85ca5. 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/47LZv7h9knM61Q5KEst5Xr.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/47LZv7h9knM61Q5KEst5Xr.
Musica Del Sol Vol 1 (Luxury Lounge & Chillout Music)
Café de la Luna - The Chillout Session (Presented By Déepalma - Compiled By Yves Murasca)
Underground Jazz ( Maybe It's Love ) - Instrumental