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 0xd61c3658f027634d7b26aef2c705b7bed9f162ad0ffbf4580f9a47cfa602806b. 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/cc6ab0a9-58b4-4f11-972f-0c56401bcadf.json and https://artists.proofprofile.net/proofs/artist/cc6ab0a9-58b4-4f11-972f-0c56401bcadf.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 0xc90589693a2abd265977c8071effc7daa6bfbcc6e1a7e7a2fe87739ada89ad10. 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/5QT13TE0vN29dYa8Ifkz0A.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/5QT13TE0vN29dYa8Ifkz0A.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x606f340e66d61a310fb493ff73733b099b57899baf469de8335b744e423ab312. 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/041zAsgGw0Lnf7BVNTZ9CD.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/041zAsgGw0Lnf7BVNTZ9CD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27c42cc88dc6fa4f90b0328688b95666b352a3fa21120d7bc2a38d7b387f9732. 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/49gozhH6p55OJaH6s1zk2c.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/49gozhH6p55OJaH6s1zk2c.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0799e17d4db9831c04b364cbbf50422a108a88d25131b8791ec3b10289ca0c0. 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/1WWBzvFpv5qBzMbcGy1VeO.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/1WWBzvFpv5qBzMbcGy1VeO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69371e76142eeec616fdf7d05a739641e84781389e9e84187154104870dbb43e. 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/75YGqDOySZH5mQ8pHmEg54.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/75YGqDOySZH5mQ8pHmEg54.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3984251f7877dfc99faa041f7540af07414137b430ec0e8b1fc32f001e58fc1d. 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/3Cf7Vge8tOC1Z8W69EcUBl.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/3Cf7Vge8tOC1Z8W69EcUBl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9bffa861a39db24b7b62f6fb9446d48782385994e51fb42de18b60b0ebe8b555. 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/7CBFwSCNSyZuYil6ai8c17.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/7CBFwSCNSyZuYil6ai8c17.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0d8cfb92d817501ff3c7dcd51ff8020394ecfd1b600fe0806602c6c734d07a4. 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/5syKsFuLyaAtOp9uKglBBE.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/5syKsFuLyaAtOp9uKglBBE.
{"copyright_id":"0xc3b13c6905feb05de4e5b32f29cb510d63691190e5c41cff5e1b0197e0506e4e","isrc":"USUG12201388","name":"Jesus > Everything","registered_at":"2026-06-05T05:09:40Z","spotify_id":"24JNBqWtq4ridGvlHEKt9f","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3b13c6905feb05de4e5b32f29cb510d63691190e5c41cff5e1b0197e0506e4e. 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/24JNBqWtq4ridGvlHEKt9f.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/24JNBqWtq4ridGvlHEKt9f.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x666a021aa0ded83195c8278e0e5e5d0124697a98768037178098626cb8781816. 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/1KqW4dtx6uns3I5R85LaPW.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/1KqW4dtx6uns3I5R85LaPW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44f525040f6e5243272dc4649c0df97aba9a8529d5d1e083507268dc8158aa6d. 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/0cNu12ONmVaBdDw6Imh6lq.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/0cNu12ONmVaBdDw6Imh6lq.
{"copyright_id":"0x2b65164bad8cca0f15fc64213117af0b0b0149f75fb14878aca2beed3a95ece3","isrc":"USUG12201392","name":"Not Ashamed","registered_at":"2026-06-07T02:19:28Z","spotify_id":"0QIGfpuisZYE8HcW72QHax","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b65164bad8cca0f15fc64213117af0b0b0149f75fb14878aca2beed3a95ece3. 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/0QIGfpuisZYE8HcW72QHax.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/0QIGfpuisZYE8HcW72QHax.
{"copyright_id":"0xe0af9e78ded004fa020021f31a89e5eef70bf6760eeb3e4746d0ab805267e2dc","isrc":"USUG12201380","name":"All About Jesus","registered_at":"2026-06-06T05:33:11Z","spotify_id":"0x5ugBYRJdwofLoiPoKsYq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0af9e78ded004fa020021f31a89e5eef70bf6760eeb3e4746d0ab805267e2dc. 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/0x5ugBYRJdwofLoiPoKsYq.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/0x5ugBYRJdwofLoiPoKsYq.
{"copyright_id":"0x6c968927b56a7cb71f2d010b79f3e4b1c3042fbc7fa70f3e65c6b115acb48cbf","isrc":"USUG12201386","name":"Glory Hallelujah","registered_at":"2026-06-07T08:34:21Z","spotify_id":"2y8xh5k7liZ2xJdCXa36pB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c968927b56a7cb71f2d010b79f3e4b1c3042fbc7fa70f3e65c6b115acb48cbf. 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/2y8xh5k7liZ2xJdCXa36pB.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/2y8xh5k7liZ2xJdCXa36pB.
{"copyright_id":"0x5a2cd57daf95f195f8bf0d5a6aa67ed3119ad380a225afcd2f14e3a7513c6a7e","isrc":"USUG12201393","name":"Sorry To Grieve You God","registered_at":"2026-06-07T08:37:44Z","spotify_id":"3hmNkzVb4aHOLmHLe8VjM3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a2cd57daf95f195f8bf0d5a6aa67ed3119ad380a225afcd2f14e3a7513c6a7e. 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/3hmNkzVb4aHOLmHLe8VjM3.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/3hmNkzVb4aHOLmHLe8VjM3.
{"copyright_id":"0x4bd8edb1ef5cab490ea574146db213bdedc60e51da9a6ec21db1d3a8f7363544","isrc":"USUG12209187","name":"All About Jesus - Radio Version","registered_at":"2026-06-06T12:01:50Z","spotify_id":"2TNFTYtVcsOJOskxbGKw2v","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4bd8edb1ef5cab490ea574146db213bdedc60e51da9a6ec21db1d3a8f7363544. 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/2TNFTYtVcsOJOskxbGKw2v.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/2TNFTYtVcsOJOskxbGKw2v.
{"copyright_id":"0x07f0ee0d10fc51c824d7fd401b97f3089ffaa1e1c23c3eda4a64e664055af681","isrc":"USUG12308003","name":"Gonna Be Good","registered_at":"2026-06-02T01:09:21Z","spotify_id":"67TXuANxWhN3i3bUVXxD9U","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07f0ee0d10fc51c824d7fd401b97f3089ffaa1e1c23c3eda4a64e664055af681. 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/67TXuANxWhN3i3bUVXxD9U.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/67TXuANxWhN3i3bUVXxD9U.
{"copyright_id":"0x0c39afab96eff8c1213f512856cdd517ceca2c2a60e7576ab90af69f45b267c6","isrc":"USUG12307598","name":"O Holy Night","registered_at":"2026-06-11T03:21:31Z","spotify_id":"2dqayZh9u35azhsmakq4pN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c39afab96eff8c1213f512856cdd517ceca2c2a60e7576ab90af69f45b267c6. 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/2dqayZh9u35azhsmakq4pN.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/2dqayZh9u35azhsmakq4pN.
{"copyright_id":"0x8c55f63ef4eba6fd502e4fb4fd1f9be5a7abc504508a841bb2c531152306d36f","isrc":"USA5W2300296","name":"The Lord's Prayer (It's Yours)","registered_at":"2026-06-05T09:19:32Z","spotify_id":"35oVIBPpkHEWsz3Q88NBAe","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c55f63ef4eba6fd502e4fb4fd1f9be5a7abc504508a841bb2c531152306d36f. 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/35oVIBPpkHEWsz3Q88NBAe.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/35oVIBPpkHEWsz3Q88NBAe.
{"copyright_id":"0x0bf781a11dd22b4896854725d1fbf2c3cc9e85fbba20583346ea19dd9ce7f9de","isrc":"QZGXC2300332","name":"Open (Spontaneous) - Live","registered_at":"2026-06-05T13:54:39Z","spotify_id":"6y6kE1d3VIU5gPnU4UtGHT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0bf781a11dd22b4896854725d1fbf2c3cc9e85fbba20583346ea19dd9ce7f9de. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6y6kE1d3VIU5gPnU4UtGHT.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/6y6kE1d3VIU5gPnU4UtGHT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69371e76142eeec616fdf7d05a739641e84781389e9e84187154104870dbb43e. 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/3shXjiI3dziPRshJCINTKM.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/3shXjiI3dziPRshJCINTKM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0799e17d4db9831c04b364cbbf50422a108a88d25131b8791ec3b10289ca0c0. 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/0IyYGFSevIDTyOIIUzUS95.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/0IyYGFSevIDTyOIIUzUS95.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27c42cc88dc6fa4f90b0328688b95666b352a3fa21120d7bc2a38d7b387f9732. 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/7v4ZE3UdtB3Qg9A2nKUpvt.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/7v4ZE3UdtB3Qg9A2nKUpvt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0799e17d4db9831c04b364cbbf50422a108a88d25131b8791ec3b10289ca0c0. 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/4EYPGsRXQHnItdVT2jrNqP.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/4EYPGsRXQHnItdVT2jrNqP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27c42cc88dc6fa4f90b0328688b95666b352a3fa21120d7bc2a38d7b387f9732. 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/7D3PuZlBI8GAwTv5qf5Hst.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/7D3PuZlBI8GAwTv5qf5Hst.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27c42cc88dc6fa4f90b0328688b95666b352a3fa21120d7bc2a38d7b387f9732. 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/2nrdOrcmcHdVh8gz7WJ9Kh.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/2nrdOrcmcHdVh8gz7WJ9Kh.
{"copyright_id":"0xedd5444d86741fed8907e1468410fd04356b585aa3118e8fc88f1110ad672e0a","isrc":"AUHS02013399","name":"Another In The Fire - Studio","registered_at":"2026-06-04T09:42:56Z","spotify_id":"5Icv8iLooqU8kyszxBz24M","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedd5444d86741fed8907e1468410fd04356b585aa3118e8fc88f1110ad672e0a. 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/5Icv8iLooqU8kyszxBz24M.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/5Icv8iLooqU8kyszxBz24M.
{"copyright_id":"0x8bd163dfc87d17cf18cd3520bc99d4dacb1a832f25af0f30366daeccc81c3b86","isrc":"AUHS01205284","name":"Oceans (Where Feet May Fail)","registered_at":"2026-06-01T06:53:01Z","spotify_id":"5Mw9bXG1dLNhbjofkVS2oR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8bd163dfc87d17cf18cd3520bc99d4dacb1a832f25af0f30366daeccc81c3b86. 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/5Mw9bXG1dLNhbjofkVS2oR.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/5Mw9bXG1dLNhbjofkVS2oR.
{"copyright_id":"0xdb0fb6974e9ff5d17a74da4c9f2123b233a9787198b98fd90fe8e6ffc349c4a7","isrc":"US25L2300406","name":"How Great Thou Art (Until That Day)","registered_at":"2026-06-05T11:04:10Z","spotify_id":"2gvPDTxttF9RbvCcwrtrWi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb0fb6974e9ff5d17a74da4c9f2123b233a9787198b98fd90fe8e6ffc349c4a7. 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/2gvPDTxttF9RbvCcwrtrWi.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/2gvPDTxttF9RbvCcwrtrWi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc636ef6143724c684005b6d34dc33441d8009c477ed78e9c2c3609773884348f. 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/2nMriAG0MoP9fp2xlc8HWs.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/2nMriAG0MoP9fp2xlc8HWs.