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 0x72d2b3a60772f2080f18d4f8eb13f5fa3d5f6101f006e4051aa5bd7857501e50. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/46f466a7-f5bc-4a0c-b757-e2bbe3be93b0.json and https://artists.proofprofile.net/proofs/artist/46f466a7-f5bc-4a0c-b757-e2bbe3be93b0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x6b66d239b09918332bf7bdd1edeb78c6e3f3907a47135cb94af78b6eb0fcaef6","isrc":"GX5MY2310162","name":"Coral Reef Sunset","registered_at":"2026-06-07T15:34:53Z","spotify_id":"6mkcGyEvMGYmKjTuqmugwI","type":"track"}
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b66d239b09918332bf7bdd1edeb78c6e3f3907a47135cb94af78b6eb0fcaef6. 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/6mkcGyEvMGYmKjTuqmugwI.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/6mkcGyEvMGYmKjTuqmugwI.
{"copyright_id":"0x795f2f170efbcc7ed9efe0b1fcccfb01f6ca454c37c7f07c456ca84dfacee9fc","isrc":"GXBDS2380173","name":"Straw Cabana","registered_at":"2026-06-08T23:21:27Z","spotify_id":"4NHajZLVpwZC7zuLe6xpPB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x795f2f170efbcc7ed9efe0b1fcccfb01f6ca454c37c7f07c456ca84dfacee9fc. 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/4NHajZLVpwZC7zuLe6xpPB.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/4NHajZLVpwZC7zuLe6xpPB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf900597d342a4010680735e2c66c437e7da6559e2906eecab962c292ec129187. 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/4v9g2gb5nLcTSVJYS0lHlt.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/4v9g2gb5nLcTSVJYS0lHlt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f0c2fb9de544e4250b8ca73176d52075f79b529b5e4db438158f6d361343320. 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/0DLsnlEiPFjzrT0WG6BOTf.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/0DLsnlEiPFjzrT0WG6BOTf.
{"copyright_id":"0x2a8867d4ac3e27cb70156ec95a770b6bd9ac262f0eed318be264d1bc05bc02ae","isrc":"GX5MX2362037","name":"Golden Light","registered_at":"2026-06-05T18:22:30Z","spotify_id":"0Hjvyi1AEAUZ0TcxM139Fz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a8867d4ac3e27cb70156ec95a770b6bd9ac262f0eed318be264d1bc05bc02ae. 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/0Hjvyi1AEAUZ0TcxM139Fz.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/0Hjvyi1AEAUZ0TcxM139Fz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x654475d4a3c3a994ae66fa84cb8a74d00c5617abc25e1c51c789ace5b01bc43b. 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/64OpNlLorIPVlKjHvJEtS4.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/64OpNlLorIPVlKjHvJEtS4.
{"copyright_id":"0xecfc7221839e809e4bd3bdac29e6ec15ba3062ba6e43adeb2bdee1c8a363082c","isrc":"US23A1570027","name":"The Great Wide Open","registered_at":"2026-06-05T05:15:56Z","spotify_id":"2DogC9NLsgkOD5l34RWWUR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xecfc7221839e809e4bd3bdac29e6ec15ba3062ba6e43adeb2bdee1c8a363082c. 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/2DogC9NLsgkOD5l34RWWUR.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/2DogC9NLsgkOD5l34RWWUR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd7108fefd5fb0b7d39f17af397878a1ee3b3cf22c00db95a81d3f4b501d10cf. 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/2t2MZd1gRJX7s1VvSvmDPb.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/2t2MZd1gRJX7s1VvSvmDPb.
{"copyright_id":"0xc47159fc28b0b9c0573c02405a5b9a239237eb5fb6dcdba9be756a07f846acfb","isrc":"GX4R52367134","name":"Sunshine & Joy","registered_at":"2026-06-07T15:40:33Z","spotify_id":"3us03DJSsUYgUKEUzT2mFM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc47159fc28b0b9c0573c02405a5b9a239237eb5fb6dcdba9be756a07f846acfb. 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/3us03DJSsUYgUKEUzT2mFM.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/3us03DJSsUYgUKEUzT2mFM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ab439c3837e60e1a8a96fa4978460bf8eef23103e025b10e982198a3767e16c. 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/2IUCYwkfqqgEVjt7X49UUl.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/2IUCYwkfqqgEVjt7X49UUl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4bfb97db7890e329f5ef42ce975608f8fd4b4c2d744b779d36b3d5274f7536da. 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/6o9o0Sm6mo185wzajigXce.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/6o9o0Sm6mo185wzajigXce.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb07ccb0e3047c04c9f6320a0c1ff2649e05f09b095db1fca0be8760ea05199f6. 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/3G99UMXZtD6Tc3tt99QmaT.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/3G99UMXZtD6Tc3tt99QmaT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0065376d53ccac0327bad351f4bf47d17f0b8584bb2c518f4bb70d3b059e4175. 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/65ggp1Jg36EluEyVggkpQY.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/65ggp1Jg36EluEyVggkpQY.
{"copyright_id":"0xcd3220d7657362b46c7bfbc433fbfd4cb1ce32ce9a2f4deecbf30c34fafa8b84","isrc":"US23A1567193","name":"Purple Light","registered_at":"2026-06-11T18:45:56Z","spotify_id":"7vd5lYsQGcTJRdkQkdy3mq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd3220d7657362b46c7bfbc433fbfd4cb1ce32ce9a2f4deecbf30c34fafa8b84. 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/7vd5lYsQGcTJRdkQkdy3mq.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/7vd5lYsQGcTJRdkQkdy3mq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x320a764493edc743354fa27e0ccca30ebc0443a30bf2f61655179e4769bc5ef6. 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/1yu1hkc7A7yLtwtRCRKaKZ.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/1yu1hkc7A7yLtwtRCRKaKZ.
{"copyright_id":"0x03b8ff7b59cfda491f1424a33adc566dcb27013ff44aeef17283ba23203da71d","isrc":"GX8LE2360873","name":"Ibiza Lounge Nights","registered_at":"2026-06-07T15:41:33Z","spotify_id":"55hAGUrZ1Inqj7jq2KQDYT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03b8ff7b59cfda491f1424a33adc566dcb27013ff44aeef17283ba23203da71d. 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/55hAGUrZ1Inqj7jq2KQDYT.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/55hAGUrZ1Inqj7jq2KQDYT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ec94ef0861020765f86fcf4f9b4bf158be692cba391de71013af2daf28b375b. 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/3IRi6XRcHu4UtGOIf8Aq9n.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/3IRi6XRcHu4UtGOIf8Aq9n.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa0f98327f1692c6d0c53e801e93dbb31fe8d888bb93a20b7b961bf03f25b481. 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/0gKHgEg3SUrrmcm3fR9x7u.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/0gKHgEg3SUrrmcm3fR9x7u.
{"copyright_id":"0x8ab08780e163b892fdcadf8dd7f2ea823ba5d9fa9fe693202efc80ff36631ed3","isrc":"GX8LD2329072","name":"Sunset Sessions (Life's A Beach Remix)","registered_at":"2026-06-08T14:46:05Z","spotify_id":"136UR3BXOKBtAWA1kAGml2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ab08780e163b892fdcadf8dd7f2ea823ba5d9fa9fe693202efc80ff36631ed3. 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/136UR3BXOKBtAWA1kAGml2.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/136UR3BXOKBtAWA1kAGml2.
{"copyright_id":"0xd843407c5714caca7487ec7b412551d2dc4421ac2c552fb63f4fee3d865c89ee","isrc":"GX8LD2300796","name":"Dolphin Sea Swim","registered_at":"2026-06-05T13:53:33Z","spotify_id":"1bnm5pdGlzDvayQqpms895","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd843407c5714caca7487ec7b412551d2dc4421ac2c552fb63f4fee3d865c89ee. 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/1bnm5pdGlzDvayQqpms895.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/1bnm5pdGlzDvayQqpms895.
{"copyright_id":"0xc2e4815204a77b2ae0b614f2d4bb02071d4a4bee6585cc3aa1fea5b24791d06a","isrc":"GX8KD2338576","name":"Sunset Sea Turtles","registered_at":"2026-06-07T03:37:25Z","spotify_id":"13kwg28DNnYzjgGsxFmDne","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2e4815204a77b2ae0b614f2d4bb02071d4a4bee6585cc3aa1fea5b24791d06a. 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/13kwg28DNnYzjgGsxFmDne.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/13kwg28DNnYzjgGsxFmDne.
{"copyright_id":"0xd1d787618988bedfcd9da41ea7353d46d5fa67eafc1d99711cc6d664f77dc09b","isrc":"GX8KD2333428","name":"Santorini Sunset","registered_at":"2026-06-05T18:21:31Z","spotify_id":"3CLcIlEUVRxGnUhqv8xAPl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1d787618988bedfcd9da41ea7353d46d5fa67eafc1d99711cc6d664f77dc09b. 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/3CLcIlEUVRxGnUhqv8xAPl.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/3CLcIlEUVRxGnUhqv8xAPl.
{"copyright_id":"0x7dd6f3ff327eff1ecd1979d9c0a9ea6825709d8aadeeab439a8d4569c61694ed","isrc":"GX89G2366288","name":"Coconut Tree","registered_at":"2026-06-06T01:46:31Z","spotify_id":"0ijHoyvnNxNw8DhGp7jlVq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7dd6f3ff327eff1ecd1979d9c0a9ea6825709d8aadeeab439a8d4569c61694ed. 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/0ijHoyvnNxNw8DhGp7jlVq.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/0ijHoyvnNxNw8DhGp7jlVq.
{"copyright_id":"0xe788f8af526ba3a7c2df27d439e2d1acaf5dc1e7ea3b1000063b095b523174e9","isrc":"GX89G2334254","name":"Sunset Stories","registered_at":"2026-06-05T18:21:29Z","spotify_id":"3nWHPuwYP1Umxe1vtdFPXE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe788f8af526ba3a7c2df27d439e2d1acaf5dc1e7ea3b1000063b095b523174e9. 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/3nWHPuwYP1Umxe1vtdFPXE.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/3nWHPuwYP1Umxe1vtdFPXE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96192142ed9c8b267376a8ce0f5071f65b3db01ac265099f763acafc6a5c2727. 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/5lmecvaQ9ess1vVPzf2kC1.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/5lmecvaQ9ess1vVPzf2kC1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9cd0c81b8ec2e31b87b8440f08d5085ed448e7bfb100911692e95c16daca2b44. 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/3dQDa4ZtqxLPxNpbijvb9K.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/3dQDa4ZtqxLPxNpbijvb9K.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x184d8f47c98285070a4efae6344e7f1f519872e3d9e21dbd1735201fb400b283. 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/2ve0nZhxWtthZ3sxVE9NX0.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/2ve0nZhxWtthZ3sxVE9NX0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb45f76c25c5f8353ac76ffb1d803f41dfecc008441d1b7eab7df91657d258e27. 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/3rqJjwv9sx6gHYVDVFgPO6.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/3rqJjwv9sx6gHYVDVFgPO6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6536e632026395132aa7dcd5cb5c9eee5123e73e4c0a6e887783da961dc1fbbb. 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/0ljeGewBeGsvlSGtneoI7r.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/0ljeGewBeGsvlSGtneoI7r.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x09006a6e1958735f69058df0242bc4849c6ee713eae723c41822ae93c1ae66e8. 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/5mPGfbbeUsYXelTFOt4Qj6.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/5mPGfbbeUsYXelTFOt4Qj6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x691f05caf9b03b134350b8810e079a35a68dc7023d7ff75e427b203b2e19e021. 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/4LeqzfORREIwXAphM3eGKH.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/4LeqzfORREIwXAphM3eGKH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x597f0a56d78c8f948a156a4541ec07bf667b89cb65281813ef446348afe5fbcf. 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/1wdNmBmRND5P7XdMhqCWsv.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/1wdNmBmRND5P7XdMhqCWsv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d60c5bcb009cb022e3e46b936d2bb08ce0f4cb86a536c0414064b63311a4b4b. 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/0o695unP2d5oH8djWaG62u.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/0o695unP2d5oH8djWaG62u.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcdf44e3df47053182907945f805d0888bf61d71267de5e1f2a15a184be07abbf. 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/03cezjcGnwMM01Qti9GgoC.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/03cezjcGnwMM01Qti9GgoC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb09456dbb904928513718dce102dfa3c83b775c754ba676edeb5c4a3016fa57b. 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/239qcKqqPayjjkU5GZWORZ.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/239qcKqqPayjjkU5GZWORZ.
{"copyright_id":"0x4558fdd6346353dbfebefb9cdaf648242e254eaf90ef870b00e9330769aefc31","isrc":"GX8LE2441239","name":"Playa Cangrejo","registered_at":"2026-06-05T18:19:15Z","spotify_id":"6aLUwpC8t6PzGDl0due64U","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4558fdd6346353dbfebefb9cdaf648242e254eaf90ef870b00e9330769aefc31. 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/6aLUwpC8t6PzGDl0due64U.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/6aLUwpC8t6PzGDl0due64U.
{"copyright_id":"0xd978cde4935e006a1f200b3e57179c2620eb5af9181cca9a5e30e455378f6ee4","isrc":"GX8LD2450961","name":"Rooftop Terrace","registered_at":"2026-06-07T11:53:36Z","spotify_id":"5wWuYbjW9vdVLFBfYIsBiO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd978cde4935e006a1f200b3e57179c2620eb5af9181cca9a5e30e455378f6ee4. 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/5wWuYbjW9vdVLFBfYIsBiO.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/5wWuYbjW9vdVLFBfYIsBiO.