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 0x26fd4a6d3c2793de439b6441f60bb92d3fffea0767e8746d481ecfe25a9abd9a. 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/eb6e2c1f-a4e0-4b74-8d4d-ea36896c261b.json and https://artists.proofprofile.net/proofs/artist/eb6e2c1f-a4e0-4b74-8d4d-ea36896c261b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xd3e5dfe9b39ff68880184c94c39e3a52ec933aebd3f2edd57e82acea47294851","isrc":"ROHOD2300021","name":"Lasa-ma Sa Te...","registered_at":"2026-06-04T13:15:26Z","spotify_id":"5H0LWXNKJAaSnlPwDN4OeC","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 0xd3e5dfe9b39ff68880184c94c39e3a52ec933aebd3f2edd57e82acea47294851. 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/5H0LWXNKJAaSnlPwDN4OeC.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/5H0LWXNKJAaSnlPwDN4OeC.
{"copyright_id":"0x113f6cc555e74d96358bba7695ba6b2cfeb3c331d934e622ffa1ea5c1d0eab90","isrc":"ROROT2402240","name":"Sah mat","registered_at":"2026-06-10T21:12:56Z","spotify_id":"5shkcq1Ln9XivPCYPqyJ2a","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x113f6cc555e74d96358bba7695ba6b2cfeb3c331d934e622ffa1ea5c1d0eab90. 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/5shkcq1Ln9XivPCYPqyJ2a.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/5shkcq1Ln9XivPCYPqyJ2a.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2b9e8982d39148037dac1281a19aa7808199b57f8a42439280e79b0be47881f. 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/0i4T9X2DNSJ1rBc75gDRKW.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/0i4T9X2DNSJ1rBc75gDRKW.
Poate Asa Te Uit - Live, Protevelion 2024
{"copyright_id":"0x092bf30e7ba3b810143502e938bd77a4016e1bdc0031dfb054c1ec8ea0e03c57","isrc":"RODRA2300001","name":"Poate Asa Te Uit","registered_at":"2026-06-05T13:00:18Z","spotify_id":"5YOoHJ0zJZdOQECRmcXSoM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x092bf30e7ba3b810143502e938bd77a4016e1bdc0031dfb054c1ec8ea0e03c57. 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/5YOoHJ0zJZdOQECRmcXSoM.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/5YOoHJ0zJZdOQECRmcXSoM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22695cda46641772b978f6b0f2ae5ce13aa3982408f9cc9988ae16a9a2e3813d. 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/2fN5yzh1rQQLhzjXdb7NMY.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/2fN5yzh1rQQLhzjXdb7NMY.
Lasa-ma Sa Te... (DJ Giany Festival Remix)
Lasa-ma Sa Te... - DJ Giany Vocal Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf023716693736f6c5c997c66522ab1bf5c62087b125e1becce0e438121856c02. 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/2AUnHmIYjOdkG3ZeLhmq3t.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/2AUnHmIYjOdkG3ZeLhmq3t.
{"copyright_id":"0x9ef778cabc8efe1fbc7aba6e9857ed5fe3a25da55981d12a9fd76206b495b81a","isrc":"FRX452331261","name":"Lasa-ma Sa Te... - DJ NenZ Remix","registered_at":"2026-06-23T14:39:09Z","spotify_id":"2aiTgi2rL8vItnCd2OspM8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ef778cabc8efe1fbc7aba6e9857ed5fe3a25da55981d12a9fd76206b495b81a. 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/2aiTgi2rL8vItnCd2OspM8.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/2aiTgi2rL8vItnCd2OspM8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3a6b1f27807032769e41faf057e39ec0270c19dd451dac3d3c580a7199c001a. 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/0a4pLlyrPOb9bbTDptPYJJ.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/0a4pLlyrPOb9bbTDptPYJJ.
Lasa-ma Sa Te... (Adrian Funk x Adrian Saguna Remix)
Lasa-ma Sa Te... - Adrian Funk x Adrian Saguna Remix
{"copyright_id":"0xb47f2944b874855954c3d74af97184f43449a99a60413903a1958e62c1698bea","isrc":"FRX282361588","name":"Lasa-ma Sa Te... - Adrian Funk x Adrian Saguna Remix","registered_at":"2026-06-27T14:31:55Z","spotify_id":"7o9AS4qhMYv0tlLd4ZUuxP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb47f2944b874855954c3d74af97184f43449a99a60413903a1958e62c1698bea. 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/7o9AS4qhMYv0tlLd4ZUuxP.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/7o9AS4qhMYv0tlLd4ZUuxP.
Lasa-ma Sa Te... (Deejay Killer & Koss Remix)
Lasa-ma Sa Te... - Deejay Killer & Koss Remix
{"copyright_id":"0xd33b3935d2dbd9d239e1ea899d57ad5d28848aaed498286b0f2b487318ae7ccc","isrc":"FRX282308308","name":"Lasa-ma Sa Te... - DJ Dark Remix","registered_at":"2026-06-22T06:26:44Z","spotify_id":"428FHBo6HddSjbWQIOtTST","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd33b3935d2dbd9d239e1ea899d57ad5d28848aaed498286b0f2b487318ae7ccc. 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/428FHBo6HddSjbWQIOtTST.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/428FHBo6HddSjbWQIOtTST.
{"copyright_id":"0x0ad0b83f502d14aa333c0efe236310f8b87c7a90e8bd0ff9c9be711fff8bda3c","isrc":"FRX282308368","name":"Lasa-ma Sa Te... - DJ Criswell Remix","registered_at":"2026-06-24T06:23:23Z","spotify_id":"0B6sF9nztc6P3kdjSEZbZ2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ad0b83f502d14aa333c0efe236310f8b87c7a90e8bd0ff9c9be711fff8bda3c. 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/0B6sF9nztc6P3kdjSEZbZ2.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/0B6sF9nztc6P3kdjSEZbZ2.
{"copyright_id":"0xe4364adf7db9acc8c588ac31599f173a53568cf6d3fbcea85830ffe88087b983","isrc":"FRX202376835","name":"Lasa-ma Sa Te... - DJ Marvio Remix","registered_at":"2026-06-18T03:57:46Z","spotify_id":"7FBuyRj820k7pi1ihx6Mgr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4364adf7db9acc8c588ac31599f173a53568cf6d3fbcea85830ffe88087b983. 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/7FBuyRj820k7pi1ihx6Mgr.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/7FBuyRj820k7pi1ihx6Mgr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd8fd09949681bfe71cef0865cae2f9114fac559f77ef2bc0e3546fcfc2b485f. 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/6EQHZ9Z4EYOvil27F6XgK2.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/6EQHZ9Z4EYOvil27F6XgK2.
{"copyright_id":"0xf2a22ff60df309461c8bd7e639454dcf1a39e0a13832943e59ab416ae0bd5bd1","isrc":"ROHPA2200269","name":"Ia-mi soarele din umbra","registered_at":"2026-06-05T13:49:16Z","spotify_id":"3IDOqGqQul9XeO2YvQx85V","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2a22ff60df309461c8bd7e639454dcf1a39e0a13832943e59ab416ae0bd5bd1. 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/3IDOqGqQul9XeO2YvQx85V.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/3IDOqGqQul9XeO2YvQx85V.
{"copyright_id":"0x7b7aafb24ef3d7c64ee48fecc58c6634759bec2e165b9e60d782a3c7edc2890f","isrc":"ROHPA2200111","name":"Aroma - Live Session","registered_at":"2026-06-26T14:09:43Z","spotify_id":"0OeVVKh1Q0Q1E6luKQV3PN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b7aafb24ef3d7c64ee48fecc58c6634759bec2e165b9e60d782a3c7edc2890f. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0OeVVKh1Q0Q1E6luKQV3PN.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/0OeVVKh1Q0Q1E6luKQV3PN.
{"copyright_id":"0x9df802cd4c437b8aa7d9996dce0fd64649703f185bff5bf4db8976656242afe7","isrc":"ROHPA2200108","name":"Buchet de trandafiri","registered_at":"2026-06-04T16:03:21Z","spotify_id":"2CjHTGdfgv4KrxSqtsl24q","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9df802cd4c437b8aa7d9996dce0fd64649703f185bff5bf4db8976656242afe7. 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/2CjHTGdfgv4KrxSqtsl24q.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/2CjHTGdfgv4KrxSqtsl24q.
Doua inimi (Cristi Nitzu & AQQUANOX Remix)
Doua inimi - Cristi Nitzu & AQQUANOX Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d1ec6828cd601bf572d90cd7b7b8cee0f5249350dd1f74e8a3af8b36d50eba2. 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/0KXsieWViKUTrITz2Ioz44.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/0KXsieWViKUTrITz2Ioz44.
Doua inimi (Sloupi & DJ Jonnessey Remix)
Doua inimi - Sloupi & DJ Jonnessey Remix
{"copyright_id":"0xf61a53c56f2d3caeaef36461013267b530869f5411a636d3e8322177cac6d4ec","isrc":"ROHPA2103764","name":"Doua inimi - Sloupi & DJ Jonnessey Remix","registered_at":"2026-06-19T12:00:31Z","spotify_id":"1tyeW780ZQwPVu8gcJS3aR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf61a53c56f2d3caeaef36461013267b530869f5411a636d3e8322177cac6d4ec. 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/1tyeW780ZQwPVu8gcJS3aR.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/1tyeW780ZQwPVu8gcJS3aR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x04c68f3f1576536417c247d6fa40c6fe698858b671196dfeabb26b1e46f249cc. 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/6tBWDDjdXfD5pzIDgS27vK.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/6tBWDDjdXfD5pzIDgS27vK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81b03b86333bd6ebf84fcf21ed417061789c953798a067f12694743570371e0f. 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/7nDI3eDaBpvLRmZ9jkZHSP.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/7nDI3eDaBpvLRmZ9jkZHSP.
Proiectul Balkanic - Magdalena, Ema, Am Iubit O Ardeleanca (Live Session)
Proiectul Balkanic - Magdalena, Ema, Am Iubit O Ardeleanca - Live Session
{"copyright_id":"0x298b3938c9c64ee0a1f29d1df349adf155640024432d138a756eb7d987c5c84c","isrc":"DGA072189028","name":"Proiectul Balkanic - Magdalena, Ema, Am Iubit O Ardeleanca - Live Session","registered_at":"2026-06-18T21:20:12Z","spotify_id":"6eAkt9H5TaeDhMZeLeNmJx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x298b3938c9c64ee0a1f29d1df349adf155640024432d138a756eb7d987c5c84c. 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/6eAkt9H5TaeDhMZeLeNmJx.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/6eAkt9H5TaeDhMZeLeNmJx.
Proiectul Balkanic - La Carciuma De La Drum, Mama Mea E Florareasa, Sharaiman (Live Session)
Proiectul Balkanic - La Carciuma De La Drum, Mama Mea E Florareasa, Sharaiman - Live Session
Proiectul Balkanic - Cu-O Damigeana Si-Un Pahar (Live Session)
Proiectul Balkanic - Cu-O Damigeana Si-Un Pahar - Live Session
{"copyright_id":"0xf21e4a91b89cc2f23600c8d68f2e529fd05abca4498a341262659f6bb8a2e925","isrc":"DGA072189027","name":"Proiectul Balkanic - Cu-O Damigeana Si-Un Pahar - Live Session","registered_at":"2026-06-23T15:26:27Z","spotify_id":"4T0RkxmNb77Wwljt0lRvhE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf21e4a91b89cc2f23600c8d68f2e529fd05abca4498a341262659f6bb8a2e925. 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/4T0RkxmNb77Wwljt0lRvhE.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/4T0RkxmNb77Wwljt0lRvhE.
Proiectul Balkanic - Ileana, Ileana (Live Session)
Proiectul Balkanic - Ileana, Ileana - Live Session
Proiectul Balkanic - Constantine, Constantine (Live Session)
Proiectul Balkanic - Constantine, Constantine - Live Session
{"copyright_id":"0x167e0bf76e5709ec6ba85a837dd5437e9266fb267250e9d6700b887022a0884b","isrc":"DGA072189045","name":"Proiectul Balkanic - Constantine, Constantine - Live Session","registered_at":"2026-06-25T13:21:38Z","spotify_id":"7qcTNHQG3QlhDdy8Ch7bVT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x167e0bf76e5709ec6ba85a837dd5437e9266fb267250e9d6700b887022a0884b. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7qcTNHQG3QlhDdy8Ch7bVT.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/7qcTNHQG3QlhDdy8Ch7bVT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3049d7358df6d427be7977507cef2d5ea85d10f33c6c7276f65f58573eb5759a. 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/19rJ6tZfO8oy1GQKR0vOIz.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/19rJ6tZfO8oy1GQKR0vOIz.