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 0x7cabfdd55e0b6177f0438e5723b3fd132911727e4bd56046341ef208094d8ca7. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/642fe35b-05f0-4c5a-9f29-8b8051a7a7f4.json and https://artists.proofprofile.net/proofs/artist/642fe35b-05f0-4c5a-9f29-8b8051a7a7f4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xab8bb1c1307e692e20a1f736c696fd010ad0aecbc4d10432cc8034f0fc55aa7c","isrc":"GBUM72310662","name":"You & Me - Rivo Remix","registered_at":"2026-06-01T03:08:30Z","spotify_id":"0xoYZ45fgTfyQYREZPN7Sa","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 0xab8bb1c1307e692e20a1f736c696fd010ad0aecbc4d10432cc8034f0fc55aa7c. 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/0xoYZ45fgTfyQYREZPN7Sa.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/0xoYZ45fgTfyQYREZPN7Sa.
Armada Electronic Elements - Essentials 2024
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56f52f9e22957cce02822de7c515def33f0f244a485467e0a67a1cec444722cd. 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/3dRyidWl6HnOLp2poCGcIg.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/3dRyidWl6HnOLp2poCGcIg.
{"copyright_id":"0xab8bb1c1307e692e20a1f736c696fd010ad0aecbc4d10432cc8034f0fc55aa7c","isrc":"GBUM72310662","name":"You & Me - Rivo Remix","registered_at":"2026-06-03T06:27:01Z","spotify_id":"6IlorFVM2XMVITaeVP3ttK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab8bb1c1307e692e20a1f736c696fd010ad0aecbc4d10432cc8034f0fc55aa7c. 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/6IlorFVM2XMVITaeVP3ttK.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/6IlorFVM2XMVITaeVP3ttK.
{"copyright_id":"0xab8bb1c1307e692e20a1f736c696fd010ad0aecbc4d10432cc8034f0fc55aa7c","isrc":"GBUM72310662","name":"You & Me - Rivo Remix","registered_at":"2026-06-01T03:08:28Z","spotify_id":"0Nr3TONZ5p5BRpEiak4vca","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab8bb1c1307e692e20a1f736c696fd010ad0aecbc4d10432cc8034f0fc55aa7c. 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/0Nr3TONZ5p5BRpEiak4vca.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/0Nr3TONZ5p5BRpEiak4vca.
{"copyright_id":"0xab8bb1c1307e692e20a1f736c696fd010ad0aecbc4d10432cc8034f0fc55aa7c","isrc":"GBUM72310662","name":"You & Me - Rivo Remix","registered_at":"2026-06-01T03:08:28Z","spotify_id":"78TvpBJgQrSJ6rNLQDTA94","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab8bb1c1307e692e20a1f736c696fd010ad0aecbc4d10432cc8034f0fc55aa7c. 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/78TvpBJgQrSJ6rNLQDTA94.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/78TvpBJgQrSJ6rNLQDTA94.
{"copyright_id":"0xab8bb1c1307e692e20a1f736c696fd010ad0aecbc4d10432cc8034f0fc55aa7c","isrc":"GBUM72310662","name":"You & Me - Rivo Remix","registered_at":"2026-06-01T03:08:28Z","spotify_id":"2eIW2D6c0stY7FPZmjQAUl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab8bb1c1307e692e20a1f736c696fd010ad0aecbc4d10432cc8034f0fc55aa7c. 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/2eIW2D6c0stY7FPZmjQAUl.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/2eIW2D6c0stY7FPZmjQAUl.
{"copyright_id":"0xab8bb1c1307e692e20a1f736c696fd010ad0aecbc4d10432cc8034f0fc55aa7c","isrc":"GBUM72310662","name":"You & Me - Rivo Remix","registered_at":"2026-06-01T03:08:30Z","spotify_id":"6ihlsp7E4FzgPMtDVPLMBf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab8bb1c1307e692e20a1f736c696fd010ad0aecbc4d10432cc8034f0fc55aa7c. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6ihlsp7E4FzgPMtDVPLMBf.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/6ihlsp7E4FzgPMtDVPLMBf.
{"copyright_id":"0xab8bb1c1307e692e20a1f736c696fd010ad0aecbc4d10432cc8034f0fc55aa7c","isrc":"GBUM72310662","name":"You & Me - Rivo Remix","registered_at":"2026-06-01T03:08:28Z","spotify_id":"11tOxp4jFkzmzeU7Nw9Urc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab8bb1c1307e692e20a1f736c696fd010ad0aecbc4d10432cc8034f0fc55aa7c. 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/11tOxp4jFkzmzeU7Nw9Urc.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/11tOxp4jFkzmzeU7Nw9Urc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ee7252202ba0b09c2f7fc246655c1d75238957c05335a64d7b9858e346cea38. 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/5ZUGe2KEHdY8cR06UZNtfu.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/5ZUGe2KEHdY8cR06UZNtfu.
A State of Trance, Ibiza 2024 (Mixed by Armin van Buuren)
{"copyright_id":"0x5d03dfb7fcc4b8376098788a3a18e0f15f673be4779b192f0738525c09aea5da","isrc":"NLF712406312","name":"In And Out Of Love (Mixed)","registered_at":"2026-06-05T06:41:56Z","spotify_id":"5VlPgdIIHqwaJPvBWkRWfh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d03dfb7fcc4b8376098788a3a18e0f15f673be4779b192f0738525c09aea5da. 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/5VlPgdIIHqwaJPvBWkRWfh.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/5VlPgdIIHqwaJPvBWkRWfh.
{"copyright_id":"0x56f52f9e22957cce02822de7c515def33f0f244a485467e0a67a1cec444722cd","isrc":"NLF712405591","name":"In And Out Of Love","registered_at":"2026-06-04T07:05:49Z","spotify_id":"4JyUjkqNKTCe4mUbLUZBal","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56f52f9e22957cce02822de7c515def33f0f244a485467e0a67a1cec444722cd. 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/4JyUjkqNKTCe4mUbLUZBal.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/4JyUjkqNKTCe4mUbLUZBal.
ASOT 1183 - A State of Trance Episode 1183 (Including Live at Tomorrowland 2021 - Around The World)
{"copyright_id":"0xed8026e5e3a6e997359f0eb16793c5585cfb2abfe4caa40fff95f03f8eb5fe6e","isrc":"NLF712406770","name":"In And Out Of Love (ASOT 1183)","registered_at":"2026-06-10T02:01:37Z","spotify_id":"4bCfUIa9smpRMaGBhHZOji","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed8026e5e3a6e997359f0eb16793c5585cfb2abfe4caa40fff95f03f8eb5fe6e. 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/4bCfUIa9smpRMaGBhHZOji.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/4bCfUIa9smpRMaGBhHZOji.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56f52f9e22957cce02822de7c515def33f0f244a485467e0a67a1cec444722cd. 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/07HGsz7MzdqkLVnvyYNqbM.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/07HGsz7MzdqkLVnvyYNqbM.
{"copyright_id":"0xab8bb1c1307e692e20a1f736c696fd010ad0aecbc4d10432cc8034f0fc55aa7c","isrc":"GBUM72310662","name":"You & Me - Rivo Remix","registered_at":"2026-06-01T03:08:28Z","spotify_id":"0KD0udzbF9Jt8xow6qVkEb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab8bb1c1307e692e20a1f736c696fd010ad0aecbc4d10432cc8034f0fc55aa7c. 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/0KD0udzbF9Jt8xow6qVkEb.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/0KD0udzbF9Jt8xow6qVkEb.
{"copyright_id":"0xab8bb1c1307e692e20a1f736c696fd010ad0aecbc4d10432cc8034f0fc55aa7c","isrc":"GBUM72310662","name":"You & Me - Rivo Remix","registered_at":"2026-06-01T03:08:30Z","spotify_id":"5sr2WGuk8HKsp3NUVWVJgz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab8bb1c1307e692e20a1f736c696fd010ad0aecbc4d10432cc8034f0fc55aa7c. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5sr2WGuk8HKsp3NUVWVJgz.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/5sr2WGuk8HKsp3NUVWVJgz.