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 0x667a30015c916644e7d751a1b0df699aa0d7655b1d902980a622f16e65afc4a5. 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/d7adfa70-7d66-4e69-b80d-f434dec5bdfa.json and https://artists.proofprofile.net/proofs/artist/d7adfa70-7d66-4e69-b80d-f434dec5bdfa.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Look At My Body Pt. II (feat. Shygirl) (Kingdom Club Shy Mix)
{"copyright_id":"0x2c20d1dd1f3c1eaf4129a37b633d83dc610927ba6073528f607d718a7f95d23a","isrc":"GBUM72403236","name":"Look At My Body Pt. II (feat. Shygirl) (Kingdom Club Shy Mix)","registered_at":"2026-06-18T10:14:35Z","spotify_id":"7z1VNNgQoZRwH1Hhpqh35e","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 0x2c20d1dd1f3c1eaf4129a37b633d83dc610927ba6073528f607d718a7f95d23a. 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/7z1VNNgQoZRwH1Hhpqh35e.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/7z1VNNgQoZRwH1Hhpqh35e.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe7916d3e766ad15600bf39902f68b72ab92371a6b66658f14029fde189b7658. 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/7KCaCXayzqU832kbu2NBXY.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/7KCaCXayzqU832kbu2NBXY.
{"copyright_id":"0xced2ac73ae0adb373fd23122cbc86d5f97f9faee765f1ed88056ce480553aced","isrc":"GBUM72310647","name":"Look At My Body Pt. II (Feat. Shygirl)","registered_at":"2026-06-05T10:59:35Z","spotify_id":"2eHFV9bvhZaVg6VNzh0Wlj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xced2ac73ae0adb373fd23122cbc86d5f97f9faee765f1ed88056ce480553aced. 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/2eHFV9bvhZaVg6VNzh0Wlj.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/2eHFV9bvhZaVg6VNzh0Wlj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54e021cc07ce3d5122633353bd5bfcfc95782d8ef28bd915c7060500545a5695. 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/25dihw6b05yrnLyqxs3IDO.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/25dihw6b05yrnLyqxs3IDO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x852d0119675e99c5e8905f5f4b0cc4cf3f56e7b6f62f6533f458aaf4342a8c67. 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/2NA3WNDQfkJz2ihDs2sMNR.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/2NA3WNDQfkJz2ihDs2sMNR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54e021cc07ce3d5122633353bd5bfcfc95782d8ef28bd915c7060500545a5695. 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/6FX3LmZ2z0Qbtn9egryY9j.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/6FX3LmZ2z0Qbtn9egryY9j.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c9e7f00242351efedfded0721c23e34631a131120f858e62482ee68e0012f10. 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/6ZAjUb15MVGBTJ2PnNWyns.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/6ZAjUb15MVGBTJ2PnNWyns.
{"copyright_id":"0xa098e7a1a1b8f81ca2320e3ee5e5a31186b9c9b36638b699cde7b36a38e461d5","isrc":"GBEXH2400030","name":"Fake - Extended Mixed","registered_at":"2026-06-19T08:31:34Z","spotify_id":"72vDEHMOqvZNvOYYfxcyRj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa098e7a1a1b8f81ca2320e3ee5e5a31186b9c9b36638b699cde7b36a38e461d5. 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/72vDEHMOqvZNvOYYfxcyRj.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/72vDEHMOqvZNvOYYfxcyRj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8308c6a9154ffbd5269830c153fca0a632ca855ce3548e26fa963b0cf7c18a1. 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/6c0Vmwoz6Dgn0sZP3ZMO07.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/6c0Vmwoz6Dgn0sZP3ZMO07.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54e021cc07ce3d5122633353bd5bfcfc95782d8ef28bd915c7060500545a5695. 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/07jXKBZB9FMij9fnJ5BObI.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/07jXKBZB9FMij9fnJ5BObI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9691c8716c67ed24832745bf9a07d78cc168f042dec6ae3c571c74ddb796fc33. 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/6gE2OnZuZ7PzHpPK9HjyZd.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/6gE2OnZuZ7PzHpPK9HjyZd.
{"copyright_id":"0xa8591dd3ae18c90d3ca94faa8c9161f3d58c93bc05b729cc3babc07fe03af697","isrc":"GBMVH2300790","name":"f@k€ - extended","registered_at":"2026-06-08T10:36:47Z","spotify_id":"4b5UJ8eK0BWXP1EjdkoBla","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8591dd3ae18c90d3ca94faa8c9161f3d58c93bc05b729cc3babc07fe03af697. 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/4b5UJ8eK0BWXP1EjdkoBla.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/4b5UJ8eK0BWXP1EjdkoBla.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78ee38a6823f39116ca2c17d38992826eb9d70de9414f5925930c91a7c84cb44. 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/3C6pb2XDrGdbeAM53goK8k.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/3C6pb2XDrGdbeAM53goK8k.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8308c6a9154ffbd5269830c153fca0a632ca855ce3548e26fa963b0cf7c18a1. 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/2TxbtBLtb1SW0E4LCI8CKu.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/2TxbtBLtb1SW0E4LCI8CKu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54e021cc07ce3d5122633353bd5bfcfc95782d8ef28bd915c7060500545a5695. 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/0VP8YCIi6iy7gcEhdfRdNH.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/0VP8YCIi6iy7gcEhdfRdNH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8308c6a9154ffbd5269830c153fca0a632ca855ce3548e26fa963b0cf7c18a1. 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/36cJT1XQw11vx8QIAHsj2Z.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/36cJT1XQw11vx8QIAHsj2Z.
Enemy - Kingdom's Destruction Before Paradise Mix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd803240de82ce5e832fe79433eb5e92003cef45020c716bf4978be0a3f4969dd. 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/3hGMLsvHL3ciss21VzJsTW.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/3hGMLsvHL3ciss21VzJsTW.
{"copyright_id":"0xf83b4f28ecae8c5d8d8dc9af33db267d6029244ff1e0dbfa847bed33b3b9be42","isrc":"GBMVH2400190","name":"4eva - X-Coast remix","registered_at":"2026-06-07T07:00:00Z","spotify_id":"3sLht4TcaZ2e1aS2duS0Sl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf83b4f28ecae8c5d8d8dc9af33db267d6029244ff1e0dbfa847bed33b3b9be42. 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/3sLht4TcaZ2e1aS2duS0Sl.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/3sLht4TcaZ2e1aS2duS0Sl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8308c6a9154ffbd5269830c153fca0a632ca855ce3548e26fa963b0cf7c18a1. 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/3UBmuurW8Rv41Af1Ky2vsv.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/3UBmuurW8Rv41Af1Ky2vsv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9691c8716c67ed24832745bf9a07d78cc168f042dec6ae3c571c74ddb796fc33. 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/1dmAFSOQAtR6fGSy6zNgC1.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/1dmAFSOQAtR6fGSy6zNgC1.