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 0x11be17ea9641663f0078a355c2d3f3170f44909ce2991eeb30481e1ea406f86e. 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/35910721-90dd-443e-8ff0-d3d9ecb66b5d.json and https://artists.proofprofile.net/proofs/artist/35910721-90dd-443e-8ff0-d3d9ecb66b5d.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 0xf3062946aa3f70a43b15f6e5d13a11757cdbcec47525ef6fb1b50ae01931d809. 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/6QR6UE3X1qdGWlFuiBb1xf.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/6QR6UE3X1qdGWlFuiBb1xf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb1417066d3cd5362f404b069e947f222c22dfa421aa52393bee372e69ed44db. 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/4uf4EAUbR9cRSnuqTRCbqM.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/4uf4EAUbR9cRSnuqTRCbqM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60007adc04155b8bb9045cf44b1313f75d2d83385817100bc80f1ce61b5a45fa. 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/0LbHGxKrhxULsAyj93ih6M.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/0LbHGxKrhxULsAyj93ih6M.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x038dca5f3947857a42634aefdd3c98ad591742c9f4e00a23624a9e6a529a49d0. 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/16nufEIvP1kUfnYEiVTFII.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/16nufEIvP1kUfnYEiVTFII.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x354cda868c125607e0158bcab4b043e1b4223ea0b3c96dde46a5602c7a61fe73. 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/20XV7jZcipaDtNUN6M25Fo.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/20XV7jZcipaDtNUN6M25Fo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44b4ae13aa799de90b91292aa0f4019bafa59b1725a121fc85df74415f4ff739. 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/5HRh0H2ysMXXMwupxIYlzu.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/5HRh0H2ysMXXMwupxIYlzu.
{"copyright_id":"0xbb2e6cfbcf20c4c4c02ea02257db78ff2f547615fe38eefcd244dfa463f712b6","isrc":"BC8TH2300007","name":"No Próprio Nó","registered_at":"2026-06-08T05:01:55Z","spotify_id":"15ukOM9OwuZg9j2zRR2bJW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb2e6cfbcf20c4c4c02ea02257db78ff2f547615fe38eefcd244dfa463f712b6. 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/15ukOM9OwuZg9j2zRR2bJW.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/15ukOM9OwuZg9j2zRR2bJW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdfc5ddc39ade0212a404763f4902441bc463d74b6ee1595807bf2bb8989fec14. 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/4ebYM4cxCvFOp7FZSqxQ0R.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/4ebYM4cxCvFOp7FZSqxQ0R.
{"copyright_id":"0xe75f373a630f8edab4d63b2d2548d6b5bdecc492c8a06de0bfcda6591584be5f","isrc":"BC8TH2300008","name":"Efeito Colateral","registered_at":"2026-06-09T19:45:22Z","spotify_id":"64FFiER8R9k0PoEuBN4j6I","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe75f373a630f8edab4d63b2d2548d6b5bdecc492c8a06de0bfcda6591584be5f. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/64FFiER8R9k0PoEuBN4j6I.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/64FFiER8R9k0PoEuBN4j6I.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c1905544a0a25739c9bbf08a624748a7aaea188051eed932e34502ded274a50. 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/74Us1k3SWmxY1YGnueqcoK.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/74Us1k3SWmxY1YGnueqcoK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1812c36feefb174d5c3c2a4800105feca23470283313ff6a8996c283cd49b409. 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/3zGTEBGpofYDFYNSG4yPKW.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/3zGTEBGpofYDFYNSG4yPKW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3269a229a56de42b03379560eb0e6c5037793add8e3989092547927bfa2312db. 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/6zDplSATX3QGqNqmnFWCEN.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/6zDplSATX3QGqNqmnFWCEN.
{"copyright_id":"0xfd2a813e600c3cd8a34772c083d8101002afdf1145b5748e4a1ef4a2a8bc955c","isrc":"QZW9K2380043","name":"Só Ela Me Entende","registered_at":"2026-06-19T15:41:39Z","spotify_id":"6jESwsedB5as1KS9JcZiGf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd2a813e600c3cd8a34772c083d8101002afdf1145b5748e4a1ef4a2a8bc955c. 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/6jESwsedB5as1KS9JcZiGf.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/6jESwsedB5as1KS9JcZiGf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c6d5a1560df7b9be5960cfec44f6f6beb58979ba5b446fab9619e72b5241a29. 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/76TGI32KPntOenqouYugE9.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/76TGI32KPntOenqouYugE9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb510a43c819d0650dc5ba3973503e15395159c827d8fdcd484e7d279c07cef0. 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/3JAV7QAKTVOqXvVXdz85u9.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/3JAV7QAKTVOqXvVXdz85u9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6e53d7ce841579e12a9e163410445ffca6c394d18c9ef587c404118cb8ec4181. 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/2XL6YKQxmeEQi4qRqmkPvW.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/2XL6YKQxmeEQi4qRqmkPvW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x40ad391ee7249b72634d484efcd80634b4494375887c8a9500f1c87061c53f77. 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/121MdLx9oFBlJ9odxv0iEM.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/121MdLx9oFBlJ9odxv0iEM.
{"copyright_id":"0xaabe530b8529c3d511ddcb22ba993e63996fae37bf24fd6903aaa4ebb98e0f9d","isrc":"BXDPK2300012","name":"Calcinha da Akatsuki","registered_at":"2026-06-21T12:12:18Z","spotify_id":"32YIlZSyM6K4nrmI2PCAhX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaabe530b8529c3d511ddcb22ba993e63996fae37bf24fd6903aaa4ebb98e0f9d. 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/32YIlZSyM6K4nrmI2PCAhX.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/32YIlZSyM6K4nrmI2PCAhX.
{"copyright_id":"0xc71a0a38a0a5fd447fa6cbce768488aa46e9339e18c968ca83212b79ede9fff9","isrc":"BC8TH2300010","name":"Cena do Crime","registered_at":"2026-06-04T11:52:24Z","spotify_id":"1LgTDjKy8EH1JquMWPjA7S","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc71a0a38a0a5fd447fa6cbce768488aa46e9339e18c968ca83212b79ede9fff9. 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/1LgTDjKy8EH1JquMWPjA7S.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/1LgTDjKy8EH1JquMWPjA7S.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e402bd017f4eddfc37051ffd18b3056093b7f26643f3d30200b3b58f89b8d02. 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/2OuWG3kum65CumD5hgcB8m.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/2OuWG3kum65CumD5hgcB8m.
{"copyright_id":"0xbb2e6cfbcf20c4c4c02ea02257db78ff2f547615fe38eefcd244dfa463f712b6","isrc":"BC8TH2300007","name":"No Próprio Nó","registered_at":"2026-06-08T05:01:55Z","spotify_id":"1ztLNW6TNJYb5ebMgvbIKp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb2e6cfbcf20c4c4c02ea02257db78ff2f547615fe38eefcd244dfa463f712b6. 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/1ztLNW6TNJYb5ebMgvbIKp.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/1ztLNW6TNJYb5ebMgvbIKp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdfc5ddc39ade0212a404763f4902441bc463d74b6ee1595807bf2bb8989fec14. 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/53gxmj04GC9NIUk0GRqtCD.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/53gxmj04GC9NIUk0GRqtCD.
{"copyright_id":"0xe75f373a630f8edab4d63b2d2548d6b5bdecc492c8a06de0bfcda6591584be5f","isrc":"BC8TH2300008","name":"Efeito Colateral","registered_at":"2026-06-09T19:45:22Z","spotify_id":"6CnywIv1ctLxiRFb3ur6m6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe75f373a630f8edab4d63b2d2548d6b5bdecc492c8a06de0bfcda6591584be5f. 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/6CnywIv1ctLxiRFb3ur6m6.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/6CnywIv1ctLxiRFb3ur6m6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c1905544a0a25739c9bbf08a624748a7aaea188051eed932e34502ded274a50. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0FW5AdX93YgwVVpsLUgJmc.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/0FW5AdX93YgwVVpsLUgJmc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c1742c6c73d2bb3b2c4b8dba014abd64cf9e4447c0009db0aa9d49676f9393f. 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/09NTr0MgQQ8PE71FYRBhoz.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/09NTr0MgQQ8PE71FYRBhoz.
{"copyright_id":"0x358eeae1ba36bac77cfb5b7e67a62f3604413e1df1915b1bd53f65a652377c5d","isrc":"BC8TH2300005","name":"Celular Descarregado","registered_at":"2026-06-11T15:02:34Z","spotify_id":"1Lh2l3d1EjeeHncpvn21Jd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x358eeae1ba36bac77cfb5b7e67a62f3604413e1df1915b1bd53f65a652377c5d. 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/1Lh2l3d1EjeeHncpvn21Jd.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/1Lh2l3d1EjeeHncpvn21Jd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d259e47dec18d67879a84a2701de35cd9b82b91c8c310c4fbde531c019741dd. 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/52i11doNd3hRowyXCaL7qy.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/52i11doNd3hRowyXCaL7qy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd91d387325f0c98060205e5f5f973e6c80cae69dec05bb87ea41229a4fca4b8f. 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/27Yn5tuujQskPBYW3Gylzu.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/27Yn5tuujQskPBYW3Gylzu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdfc5ddc39ade0212a404763f4902441bc463d74b6ee1595807bf2bb8989fec14. 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/52seEKGgpD7XuZg3lZdZO7.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/52seEKGgpD7XuZg3lZdZO7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c1742c6c73d2bb3b2c4b8dba014abd64cf9e4447c0009db0aa9d49676f9393f. 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/5vDlEI7lwOZ4ywnAXHBVRN.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/5vDlEI7lwOZ4ywnAXHBVRN.
{"copyright_id":"0x74eccc053edf2b4310ebe9baf1aaf96ed2b43e970b7d30a581fc6e1243577122","isrc":"BC8TH2300001","name":"Desde Menor","registered_at":"2026-06-19T15:41:55Z","spotify_id":"6Frb74J5jo4INbRugVybdI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74eccc053edf2b4310ebe9baf1aaf96ed2b43e970b7d30a581fc6e1243577122. 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/6Frb74J5jo4INbRugVybdI.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/6Frb74J5jo4INbRugVybdI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2140f4016b8a93cc07abfd73eb4807e9dcdf01f69b233aded4c10f4556b190e8. 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/2MWj59uF0iXTo6zSzpXJgu.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/2MWj59uF0iXTo6zSzpXJgu.
{"copyright_id":"0x9133e1f70eb3ef6c4aec58658aa2426dc33c0745a9920e5c50a8af60c059464d","isrc":"BC8TH2200020","name":"Nem Tinha Coração","registered_at":"2026-06-27T11:41:46Z","spotify_id":"65rPGnhYjLp5SsP3RJIGEE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9133e1f70eb3ef6c4aec58658aa2426dc33c0745a9920e5c50a8af60c059464d. 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/65rPGnhYjLp5SsP3RJIGEE.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/65rPGnhYjLp5SsP3RJIGEE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27e6797a9cc616fbc86985ced9ae05b975cf514b68b3117acd84ce00631d7f8f. 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/2C4zyQZGJeHfKuTqnt4Nrl.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/2C4zyQZGJeHfKuTqnt4Nrl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c1905544a0a25739c9bbf08a624748a7aaea188051eed932e34502ded274a50. 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/3lHQp9GD0ZDSfMdieHcTiY.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/3lHQp9GD0ZDSfMdieHcTiY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2ae3a36979d3791fbb80cc6974f58c82921b67cbd6cc54ebc9adce8c54fd037. 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/3jjczOFQGAgDIgTypOyb7x.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/3jjczOFQGAgDIgTypOyb7x.