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 0x15e0404a4053fbeee15b26aaf9c8ee604ac6fa5f1f289dd34dfa5a9464a9420d. 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/4ea7bb4a-8871-4c4e-a70d-a4b8aca3b98f.json and https://artists.proofprofile.net/proofs/artist/4ea7bb4a-8871-4c4e-a70d-a4b8aca3b98f.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 0x706e1e76fbd080c8acc1f6fc244b1eaeda6953c0db7d6038bb0a25c24f9742dd. 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/5HOzhBs1Oos4eAadzqmjhy.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/5HOzhBs1Oos4eAadzqmjhy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd4149d70704d211a8a8ec0e2e7a41de1a9f82ce4fef87d38f9a4dd83a60086b. 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/3ZVHHlpqi2RME7cgcpz6F2.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/3ZVHHlpqi2RME7cgcpz6F2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf40147a3ea6cb513ae608da5d27ceb84e9bbb42ec596d72c82462ee421f94512. 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/29t0dC0XYfg55LxWf7B3KL.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/29t0dC0XYfg55LxWf7B3KL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c377c6aaca26b7504e7ea6dca561ae355ce9f55117a08121c2d27b47c836ea5. 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/0ndAIez5C0DH07ghMOq7zC.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/0ndAIez5C0DH07ghMOq7zC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82fc3cb927166d78be39917eb8ae970e8cb03f51693d0692ee67733b79277b6a. 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/0rNoiIl3UgTTFdQcC1e1io.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/0rNoiIl3UgTTFdQcC1e1io.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92c81831108e6e63729556c3f4fce1e380b442cb904b0972b2c166afc0619c24. 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/7fQIU8v0yLZhOfXPhchiIj.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/7fQIU8v0yLZhOfXPhchiIj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc1b9f32a80ea416b4ae7183653f9e4743fd5bd4d35e5b4ac301fda4918aea27. 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/1JuSXMxHuRiVaHFN3z380v.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/1JuSXMxHuRiVaHFN3z380v.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1273d3104169edbfe6cf3f42ca9a1cc927b7dfd4c5f4a2408d357e2048c17d9. 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/51Q4arOYeLvrwqXrSvYi4t.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/51Q4arOYeLvrwqXrSvYi4t.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d606cb5c47bf6d728d9d9b7df447f52e0e45d17888a078b03b8f5b3d58df1f7. 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/71Cj8pCsJJacUzhRhoMzrb.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/71Cj8pCsJJacUzhRhoMzrb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7e4bf7c61ed06a21dc2115606e13e7608b87a7b77dd91a91ba996b74f876155. 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/22Y2HoPMZHti6VmgdWYWds.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/22Y2HoPMZHti6VmgdWYWds.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2be1d49466e4f7eb939f48091c840a3b2c8456d4219a5629c783bdc309b37a9a. 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/7bqGCi5UksuX67HRpJW564.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/7bqGCi5UksuX67HRpJW564.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51b5a30aaac6fe33644ebb6fe613f36180b5594ee2d6d1baf44e32d82f743949. 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/2K1Drq6wbuLJ994USxQBFt.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/2K1Drq6wbuLJ994USxQBFt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf84e3d238d4f9d22dd73a8fcb485bb26d78cd538d88982e04d0d430d0a358737. 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/4EbkeRr1BgsynAiK5GiW8W.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/4EbkeRr1BgsynAiK5GiW8W.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19d97dc9a4c63bad4aecfb262e4074ef8f0adf20597481f1e8632fe6f4000f26. 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/1tUPO266xMvE6Do1syQIlK.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/1tUPO266xMvE6Do1syQIlK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc015028d7077e22c27ef81b67e4f455ff1a1898ee5fd1b05a381318aafe03c15. 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/2HNoKZ1FHidttqZB7anaeP.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/2HNoKZ1FHidttqZB7anaeP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x538f31e03295635b9c847244118a39bd53e554b0352f8c53da5bd05279b20b58. 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/41xlZsQv4fnJKeoNcHdRQZ.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/41xlZsQv4fnJKeoNcHdRQZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf84e3d238d4f9d22dd73a8fcb485bb26d78cd538d88982e04d0d430d0a358737. 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/02FQ4MmF9Q7us88QgTSQnJ.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/02FQ4MmF9Q7us88QgTSQnJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x344a8f2b5de33055f78be317ce3692c7b124bc2691afda42e702e406a7a6c69b. 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/3AeB9r8lKiCOuxlcbm4kJa.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/3AeB9r8lKiCOuxlcbm4kJa.
{"copyright_id":"0xded1c3505e1eba0ed8c34b41204e5bcd0512feba7db1f228b238003074021c66","isrc":"DGA0L2384227","name":"Bell Bottom - Lofi","registered_at":"2026-06-18T21:59:46Z","spotify_id":"1FaPPzTlABv42VGyFFO3ps","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xded1c3505e1eba0ed8c34b41204e5bcd0512feba7db1f228b238003074021c66. 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/1FaPPzTlABv42VGyFFO3ps.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/1FaPPzTlABv42VGyFFO3ps.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb39cd8dc0c170a06634d9767aa0eb6a486385a67ff819ae442ed2d4028875d4. 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/3cH4vtW9hHMtVKJin5CwTY.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/3cH4vtW9hHMtVKJin5CwTY.
{"copyright_id":"0x2c377c6aaca26b7504e7ea6dca561ae355ce9f55117a08121c2d27b47c836ea5","isrc":"FR96X2287129","name":"Tere Piche Piche","registered_at":"2026-06-06T13:18:37Z","spotify_id":"3krr3rOsQe2ZowvTlByHpv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c377c6aaca26b7504e7ea6dca561ae355ce9f55117a08121c2d27b47c836ea5. 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/3krr3rOsQe2ZowvTlByHpv.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/3krr3rOsQe2ZowvTlByHpv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x607b101f8d6a2a9486699f37da27c5e55b3964e3c9099946b7a1082af2a9fb28. 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/6rqCGWzwW10e370MIA4lWW.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/6rqCGWzwW10e370MIA4lWW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd41edff69fef521d4152125a6393bc7e7d094772640b141c8b76c3f5075294a. 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/0IBoEJSQji3JOChWfYKtin.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/0IBoEJSQji3JOChWfYKtin.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58037ae358094e121bc0894572ef1001c62ba3c7357b0b993f72bd1eb224a9e9. 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/5IF4XxW6VNcZEnXUucRaru.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/5IF4XxW6VNcZEnXUucRaru.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x314d92b9a9c93deabade31065dd5f830840112f2aa51a9e0d09cb567c702e336. 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/1nJMCZPntER9laSbfTAZpD.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/1nJMCZPntER9laSbfTAZpD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7732148b3b1e1f970dae698d01c217d1fe8a95a3ff90f03befc1006f3cbac5ce. 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/0z7nKxLEvfc4NHTW0fK2Mj.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/0z7nKxLEvfc4NHTW0fK2Mj.
{"copyright_id":"0xc19b3ac2064de4bb1a1a844b7e3afac05574fd47de185da8f131b7f4e130cdf8","isrc":"IND712110019","name":"Majhe Wale","registered_at":"2026-06-04T13:25:50Z","spotify_id":"6w3Ci44LBc9RlJcjy1QYow","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc19b3ac2064de4bb1a1a844b7e3afac05574fd47de185da8f131b7f4e130cdf8. 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/6w3Ci44LBc9RlJcjy1QYow.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/6w3Ci44LBc9RlJcjy1QYow.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46610b6447bda0f343f7eb9c34a42b78556a5f91f8098b9d7600fb068701fdad. 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/6rEWo4WQykAxXIy1a5bvAk.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/6rEWo4WQykAxXIy1a5bvAk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0bc3768709243937845b43ecee31eed7518c644c31cc03772ffb82914333adaa. 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/2pYEc4HCplFaGcevoH2nHT.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/2pYEc4HCplFaGcevoH2nHT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b7b39fe9c510a769ad80697e529384bf5fa107d783e41bb01e3d14bbf0a5fdb. 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/6uUXBU0dFqoDoez64F9viL.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/6uUXBU0dFqoDoez64F9viL.
{"copyright_id":"0xa35e8a644fdf8f504857b67af3b6167d5109391161ffe4de910cb990c6b8840c","isrc":"FRX202099851","name":"8 Parche Remix - Remix Version","registered_at":"2026-06-08T06:08:51Z","spotify_id":"4VSajQi2VgIvG9ako2nee6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa35e8a644fdf8f504857b67af3b6167d5109391161ffe4de910cb990c6b8840c. 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/4VSajQi2VgIvG9ako2nee6.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/4VSajQi2VgIvG9ako2nee6.
{"copyright_id":"0xf098e6804965b1827f75eb7ca8be7c06ea0d031a98b3ad360efee8c9089ecbed","isrc":"INV112000165","name":"Affair - Remix Version","registered_at":"2026-06-24T16:19:20Z","spotify_id":"6YpN5KBKCCimb89u8L37lu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf098e6804965b1827f75eb7ca8be7c06ea0d031a98b3ad360efee8c9089ecbed. 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/6YpN5KBKCCimb89u8L37lu.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/6YpN5KBKCCimb89u8L37lu.
{"copyright_id":"0x0605658b7d441f817aac7cccf7dcdce528d6682bb87b6ff72fbdc952876d7a4e","isrc":"FR96X2014337","name":"8 Parche - Remix Version","registered_at":"2026-06-23T16:53:09Z","spotify_id":"3GdPwuXL6B0iRlsmz29f7P","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0605658b7d441f817aac7cccf7dcdce528d6682bb87b6ff72fbdc952876d7a4e. 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/3GdPwuXL6B0iRlsmz29f7P.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/3GdPwuXL6B0iRlsmz29f7P.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x767ac8ead37e33e226c1c0bf167117b4d9e41d0d349fe730a21049379c1f4d44. 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/2hsz6Ci8oDUrjqMUA6WLgC.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/2hsz6Ci8oDUrjqMUA6WLgC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x205d9103ef7a9a58a446d4fc1fc5159489bd4b15089a69a90991d85f33afc22e. 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/2Hwix5gulc0goxQbAx9zdC.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/2Hwix5gulc0goxQbAx9zdC.
{"copyright_id":"0xc5fbbef93d1a799e7404da5c31faab78a80a2fbc5676ff90b9624aa3ee015076","isrc":"FR96X1986827","name":"Thar Jatti Di - From \"Ardab Mutiyaran\"","registered_at":"2026-06-09T08:51:43Z","spotify_id":"6hIBCx3ufg4wf8MSg2e0J2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5fbbef93d1a799e7404da5c31faab78a80a2fbc5676ff90b9624aa3ee015076. 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/6hIBCx3ufg4wf8MSg2e0J2.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/6hIBCx3ufg4wf8MSg2e0J2.
{"copyright_id":"0x6304de478b65abf4bdd2e458c4df86b0ca5f6c92e8ec981ae1d4fa494687acd8","isrc":"FR96X1934664","name":"8 Parche","registered_at":"2026-06-01T08:56:47Z","spotify_id":"42ETKyApzUl8hTtytFAjen","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6304de478b65abf4bdd2e458c4df86b0ca5f6c92e8ec981ae1d4fa494687acd8. 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/42ETKyApzUl8hTtytFAjen.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/42ETKyApzUl8hTtytFAjen.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b3822c77ca96cadda607037c46e57bb5c62a7cce68fd84553dc008936e4ed73. 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/0UKyMg4QLKKrAUO9y9pPU6.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/0UKyMg4QLKKrAUO9y9pPU6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaee609f306f7d8be969a6a456afc9c9c17b5049cc7bbcd37f10e1f02f5f2b31e. 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/21SBUUtRtPK2x2OLmZCKTP.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/21SBUUtRtPK2x2OLmZCKTP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa66400052595dbfb563346e4ec4fd6248dee6000ff80d876893ecc32b1b09bc2. 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/71uuk6chsoo1dIQJes9Ybd.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/71uuk6chsoo1dIQJes9Ybd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe80d74eb174b3d6249b678a56b5587c3e951ab6209e5612e8f50a3c5c78e48c1. 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/4jRTapBEzN0Fzjwyhtbn3R.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/4jRTapBEzN0Fzjwyhtbn3R.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x718aa33f613f284854e6af3d4738df34dd2cd59e8dae7d477de74d57bb5a171c. 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/2bys20ujsj81dFbCbNbXQa.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/2bys20ujsj81dFbCbNbXQa.
{"copyright_id":"0xc9c1a7dfd2fe259a06fffe30d59d96c16edca204d2cc3f56924cbeb87e40c646","isrc":"FR2X42161273","name":"Ja Ve Sajjna","registered_at":"2026-06-04T11:08:07Z","spotify_id":"2drmLInteLsV3Y9bWfG8PU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9c1a7dfd2fe259a06fffe30d59d96c16edca204d2cc3f56924cbeb87e40c646. 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/2drmLInteLsV3Y9bWfG8PU.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/2drmLInteLsV3Y9bWfG8PU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5134bfae91cde951e33c635a07464278c829e0000bd3affd3b5be8d9d591e82a. 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/6v1eVFNX8VmZQHY4woM9R6.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/6v1eVFNX8VmZQHY4woM9R6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b6f028ca42fffdb7f48ab01356696c1403b82fc29b4cdc9c0ca2cd273016d98. 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/1E4BrvZRKjcrfCkQS1iDfj.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/1E4BrvZRKjcrfCkQS1iDfj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9ab4fa4289387fbdef86473d7150f9ab72d9912f066812cc379c49a43b07ee3. 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/5mBR7WfEebvABTN4N69M5M.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/5mBR7WfEebvABTN4N69M5M.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb06f491d58cbc9978ed59e78b9b047123a7757f302905a80f8b2111c189c1db. 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/3jRMTOLhDU5WlOfyaJbc4m.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/3jRMTOLhDU5WlOfyaJbc4m.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7938103ef7b1bfe2696806c3aa8bb9e32aba1db9c4d891f03278722bbf3aae4e. 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/711XYRObBzfGglhORk7gJK.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/711XYRObBzfGglhORk7gJK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x532128063414ddce0cb9240b56f0538dd3ae3ed30765c629706bf873e3556c3e. 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/7MFGgSTJ17U0dDy07nwGIE.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/7MFGgSTJ17U0dDy07nwGIE.
{"copyright_id":"0xfd16eb87ef8fd193fb164a9a9feddacfffb7f5df3f023a0bd0c8d7d1e502f847","isrc":"FR2X42121015","name":"Above All","registered_at":"2026-06-04T11:32:03Z","spotify_id":"69fSuIsIJjeVbRKlKi76ll","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd16eb87ef8fd193fb164a9a9feddacfffb7f5df3f023a0bd0c8d7d1e502f847. 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/69fSuIsIJjeVbRKlKi76ll.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/69fSuIsIJjeVbRKlKi76ll.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5416f593c7887677ee780d1fe05a8cd6fd109d922b4149ab369ca618762413e0. 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/1IDO3YDXZEpBIT53R6QJSe.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/1IDO3YDXZEpBIT53R6QJSe.
{"copyright_id":"0xe51a5bc23abd934998e4de05213b2fba188707750f7dc2e1a99dc5ebe9da7cbc","isrc":"IND712110126","name":"Agg Att Koka Kehar","registered_at":"2026-06-04T07:34:25Z","spotify_id":"3pqWV9ZTRdNLq2MHBGa8Zv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe51a5bc23abd934998e4de05213b2fba188707750f7dc2e1a99dc5ebe9da7cbc. 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/3pqWV9ZTRdNLq2MHBGa8Zv.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/3pqWV9ZTRdNLq2MHBGa8Zv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed53871c8c567f4506206dcf231b12691831cb266680fccfd61b28702d1ae673. 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/1hzBlxDcnhYNEEjJuIxqpj.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/1hzBlxDcnhYNEEjJuIxqpj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe90b6943a9aa91e085b7c4f9ad61a85514b5812522aa1fcbe0e0fdba30a42e9f. 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/6tGnWC918KDs8vYRnC99Ka.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/6tGnWC918KDs8vYRnC99Ka.
Ardab Mutiyaran (Original Motion Picture Soundtrack)
{"copyright_id":"0xe9e21254eb4ba645c5a3b5f48faeefd0b62a016becc66055a2733cc1578fd9cd","isrc":"FR96X1948655","name":"Jatti Jeone Morh Wargi","registered_at":"2026-06-07T14:17:44Z","spotify_id":"7sFQY6vbIyxMQzFrONF7Yp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9e21254eb4ba645c5a3b5f48faeefd0b62a016becc66055a2733cc1578fd9cd. 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/7sFQY6vbIyxMQzFrONF7Yp.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/7sFQY6vbIyxMQzFrONF7Yp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1fa52d6b36132d7ee3ad357e6a8187b8146733eb4d57b0c21ee8f9c1fb60d07. 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/0PWqjQIvFpodvfMWdP8Srv.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/0PWqjQIvFpodvfMWdP8Srv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfcfc95be70f1ec3911e3b0456b031af00354317fac953a1f4f956a06b0749e54. 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/2MoQzKgCutPRn028bYJYXj.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/2MoQzKgCutPRn028bYJYXj.
{"copyright_id":"0x08c561bcd50d3d592a2f87011b8f72416350ce57d6f4251facfec4df8047ca47","isrc":"FR96X1978791","name":"Jattan Naal Yaarane","registered_at":"2026-06-19T13:49:27Z","spotify_id":"5DgsAcnQevgAOJ9Fs7Qbqu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08c561bcd50d3d592a2f87011b8f72416350ce57d6f4251facfec4df8047ca47. 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/5DgsAcnQevgAOJ9Fs7Qbqu.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/5DgsAcnQevgAOJ9Fs7Qbqu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d08661718fe5ab058e6002a516c18bb56b0f1c77a48aa39c7497ea23dca323f. 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/0vwj8eGG47oPAe1J8CjxTp.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/0vwj8eGG47oPAe1J8CjxTp.
{"copyright_id":"0xc5fbbef93d1a799e7404da5c31faab78a80a2fbc5676ff90b9624aa3ee015076","isrc":"FR96X1986827","name":"Thar Jatti Di","registered_at":"2026-06-09T08:51:43Z","spotify_id":"65qZL2Vxur1AywgfKF8nym","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5fbbef93d1a799e7404da5c31faab78a80a2fbc5676ff90b9624aa3ee015076. 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/65qZL2Vxur1AywgfKF8nym.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/65qZL2Vxur1AywgfKF8nym.
{"copyright_id":"0xe720550b59aeafa8d7ce960913f7880333f8dc87511c97d3af2d5414f6bbf15d","isrc":"INU251801643","name":"Gunday Ik Vaar Fer","registered_at":"2026-06-08T21:06:36Z","spotify_id":"3hnZFDzl3HJuDu91jQWqfi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe720550b59aeafa8d7ce960913f7880333f8dc87511c97d3af2d5414f6bbf15d. 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/3hnZFDzl3HJuDu91jQWqfi.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/3hnZFDzl3HJuDu91jQWqfi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7fa7f236551ad7d7913ac47a2e3224aefa687cebcfa5bf7b170f4f7c412d029. 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/21gzM2lpUuDFA4TE1GISUN.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/21gzM2lpUuDFA4TE1GISUN.