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 0x8e68bb2337642cfd00922a7ca57e8f84a24d8deaf3cd809565ff6351484a069c. 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/f9a988f0-50a1-4a3f-aa71-d1f700ecf3c0.json and https://artists.proofprofile.net/proofs/artist/f9a988f0-50a1-4a3f-aa71-d1f700ecf3c0.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 0xccfa8a03e7405b5ae5778869b783ff4a7fce7d422cb2249a5f79e7043d8d92b6. 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/5uwL51Hv73pPesYfoDlyDB.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/5uwL51Hv73pPesYfoDlyDB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d90fc0bd6bfa480fd93b37109750d7385470ad1b25f03eb4786428bab6f0b1f. 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/50JJu6LC7opsnlf0VuXrVn.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/50JJu6LC7opsnlf0VuXrVn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a788c670fd0788ee487b013748aee4d71ce1a5e979e8d8942d2901bd936de28. 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/6FllOXq1UDCFDt1V4YvN3K.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/6FllOXq1UDCFDt1V4YvN3K.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f78ef0d3562f44f6d6ad88e447c4f394eef9a2e74c39f228a623ef741319000. 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/0yRNunoLPmh0Uw0KlPFF1C.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/0yRNunoLPmh0Uw0KlPFF1C.
{"copyright_id":"0xeb22e75354ba8415d02640156dac2e81cc71988cb21204f98b3502d2f952ba4e","isrc":"BXKG22400736","name":"Ritmista do Mandela","registered_at":"2026-06-22T01:02:51Z","spotify_id":"57fetZQQObR7NNzOCdJFBq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb22e75354ba8415d02640156dac2e81cc71988cb21204f98b3502d2f952ba4e. 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/57fetZQQObR7NNzOCdJFBq.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/57fetZQQObR7NNzOCdJFBq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x397ce38570a34f58bb0b11d463f2d35587441fa10cd9c2f644cbc5280a21ca5c. 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/5WnUUUaoWXL1Bp31L1aRMI.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/5WnUUUaoWXL1Bp31L1aRMI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d721428d5d83f041ac00ba005ed4567a5670759fdc366aa32b6c8d51315042d. 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/1TU1tnDNJabdID5H5k9kdN.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/1TU1tnDNJabdID5H5k9kdN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3b3bc741beeb840f6874fe55d5ea70a5f44063bfd522cd0992af58cd35dc811. 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/1hy08NpRYf3ym8zhSI5xJg.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/1hy08NpRYf3ym8zhSI5xJg.
{"copyright_id":"0xf500a6267412f2d044bb8d1c3bccdea9b45b41774528dd2f236cb2381e93317e","isrc":"BRWMB2301136","name":"Faz Completo, Chefe","registered_at":"2026-06-01T15:03:16Z","spotify_id":"3uxc6B7LaEeOdLe4WWzME8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf500a6267412f2d044bb8d1c3bccdea9b45b41774528dd2f236cb2381e93317e. 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/3uxc6B7LaEeOdLe4WWzME8.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/3uxc6B7LaEeOdLe4WWzME8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f71b433e3f2810c486aa83d8f49ec7eb90425e22a999be667f8d1c6c273cd4f. 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/0sr8proX7hCwADgfYLBAvv.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/0sr8proX7hCwADgfYLBAvv.
{"copyright_id":"0x691fe778f9aab646d65ecac966ce6fb625e1afb3c97906801be1550d50997e17","isrc":"BCV112300038","name":"Nóis É Liso Igual o Neymar","registered_at":"2026-06-07T00:38:15Z","spotify_id":"7kueQYyj0hiWnJqfzqL33A","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x691fe778f9aab646d65ecac966ce6fb625e1afb3c97906801be1550d50997e17. 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/7kueQYyj0hiWnJqfzqL33A.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/7kueQYyj0hiWnJqfzqL33A.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c960f5129fc80c7d3f95d18a0f922d676677788fa70131950e477ac0959b1b8. 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/6JO0xt1KlRZRRmA8P9meVc.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/6JO0xt1KlRZRRmA8P9meVc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f1fc2dc6b64259cdb69c101443073788741774dd9f6ad58bcae79481031f491. 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/1gUwHCmyAJ15Nn0nLpLpOV.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/1gUwHCmyAJ15Nn0nLpLpOV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2aef641789f2bc714c9eb0415db4df1cde714141b9fac18a31b1525f1bac6bb5. 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/6E7UC7806IwXMbzJ5txRTh.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/6E7UC7806IwXMbzJ5txRTh.
{"copyright_id":"0x9e05aed460545fc5f096dfa9e3263c8d56cdefa4bf61d4850f81c24f28b94486","isrc":"BCSOR2200080","name":"Chute No Balde","registered_at":"2026-06-04T11:59:44Z","spotify_id":"2uytykBrV2v4y7QagHcOI3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e05aed460545fc5f096dfa9e3263c8d56cdefa4bf61d4850f81c24f28b94486. 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/2uytykBrV2v4y7QagHcOI3.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/2uytykBrV2v4y7QagHcOI3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c5c1eca366f9d0f4fc203b9242a40d1fddbe4617482137234301f221b4ccb57. 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/0L1mPHCpyW47TbFU6iaZPJ.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/0L1mPHCpyW47TbFU6iaZPJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ec49f03c2e4d3a3e99bf145919e511489a5e9f7b05804bea9e7dfdd62a36f98. 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/4N7fBdnspTE8r8uH30xBqm.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/4N7fBdnspTE8r8uH30xBqm.
{"copyright_id":"0x9c3ad189e4d0195bcaf37c772ede05892066b1595e6b9636f2da32307c4bc9ac","isrc":"BCV112100069","name":"Gargalhada do Palhaço","registered_at":"2026-06-09T17:38:32Z","spotify_id":"5bG0F6nBg5RUxn00FGrdSJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c3ad189e4d0195bcaf37c772ede05892066b1595e6b9636f2da32307c4bc9ac. 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/5bG0F6nBg5RUxn00FGrdSJ.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/5bG0F6nBg5RUxn00FGrdSJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ca66093cdeb3cae3bcd19480caf1b28c14791e1bd14fe378d4c18ec71077fe7. 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/3BLb4Df38gqLzbtHVWj4RR.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/3BLb4Df38gqLzbtHVWj4RR.
{"copyright_id":"0x83212fdec6608e1c4cb62dcc33d9200f7f3bbb27dbd32ecd3fbdceb7ea343d13","isrc":"BX7P32100027","name":"Drake Revolucionário","registered_at":"2026-06-05T08:40:29Z","spotify_id":"2HjigUJ8MyCVTSLfaopIXd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83212fdec6608e1c4cb62dcc33d9200f7f3bbb27dbd32ecd3fbdceb7ea343d13. 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/2HjigUJ8MyCVTSLfaopIXd.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/2HjigUJ8MyCVTSLfaopIXd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc857e77732effe1c1568461e89e37ab1de97f3d87bea5bb3a7e0883a819f97a. 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/7iAbLZe9C4wSh072l3Q3dY.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/7iAbLZe9C4wSh072l3Q3dY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8349a89a92e93aadd9522871054c936a6ce944c7bf265290062249cac6c7dd52. 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/5Zg6ts4wmgSArBV0TS5NDU.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/5Zg6ts4wmgSArBV0TS5NDU.
{"copyright_id":"0xade2fee531315ed404464febb3f5672b62dab6084ac9e277de61e34bc0ed25a9","isrc":"BXSW72000363","name":"Tá Tudo Fluindo","registered_at":"2026-06-07T20:07:46Z","spotify_id":"0avZcahIUlffI3ua5TI0TG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xade2fee531315ed404464febb3f5672b62dab6084ac9e277de61e34bc0ed25a9. 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/0avZcahIUlffI3ua5TI0TG.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/0avZcahIUlffI3ua5TI0TG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6db2a03dacb57f85e02b087c0c129e182b798632094b182b44dd39da008452de. 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/2FtVif26wZYPLcKJKqbOXK.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/2FtVif26wZYPLcKJKqbOXK.
{"copyright_id":"0x68719fd1b6ebcd97827bd0c8c6a59a2ca5438a00fddc015b4cf17ee70eec6fc9","isrc":"BXKG22302486","name":"Ritmista 1.0","registered_at":"2026-06-01T08:56:23Z","spotify_id":"3ZNjlT5zR0jkEVzSSZCQeJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68719fd1b6ebcd97827bd0c8c6a59a2ca5438a00fddc015b4cf17ee70eec6fc9. 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/3ZNjlT5zR0jkEVzSSZCQeJ.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/3ZNjlT5zR0jkEVzSSZCQeJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2dfc3295caf90c998f50c8826a5ae85380eaf419d9b854fefa1908426a220055. 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/0YIO7WkiMwBwIXEeWlzH1R.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/0YIO7WkiMwBwIXEeWlzH1R.
{"copyright_id":"0xf500a6267412f2d044bb8d1c3bccdea9b45b41774528dd2f236cb2381e93317e","isrc":"BRWMB2301136","name":"Faz completo, chefe","registered_at":"2026-06-01T15:03:16Z","spotify_id":"2ZDHCFjqFvJIYDpRugqZ3L","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf500a6267412f2d044bb8d1c3bccdea9b45b41774528dd2f236cb2381e93317e. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2ZDHCFjqFvJIYDpRugqZ3L.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/2ZDHCFjqFvJIYDpRugqZ3L.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdcf02c28afbf3c5d12ced11b12254cbc0e7454f3709b66ee527e78e3907cca77. 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/6iAdebC4X15pDEDUPp58sN.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/6iAdebC4X15pDEDUPp58sN.
{"copyright_id":"0xd2f29d03a1b52a3f3362610df1d2585595a8adc616c74a6c10e25512a9580535","isrc":"BXKG22301393","name":"Nao Conto Com Ninguém","registered_at":"2026-06-25T02:21:24Z","spotify_id":"5vcfNgCgQsYVgipuITGPml","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2f29d03a1b52a3f3362610df1d2585595a8adc616c74a6c10e25512a9580535. 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/5vcfNgCgQsYVgipuITGPml.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/5vcfNgCgQsYVgipuITGPml.