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 0x1d3296704f587c799fb6ec47dea80b08b2430cfdeb45f583e37ef714ca0261f8. 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/9aedafaf-45be-4d88-9930-df24794992be.json and https://artists.proofprofile.net/proofs/artist/9aedafaf-45be-4d88-9930-df24794992be.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
In Silence - Marcel van Houte Extended Remix
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 0x270596c5688ef5ca1caa774006d8fe5d3b56a27ed67a85b7420d70dc60326615. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3Qsx04XKUSvJsTrt2T4COP.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/3Qsx04XKUSvJsTrt2T4COP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79d946d9f51179fda14a4a0df542a4f79369c4e48326d55521b6b01824dc248a. 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/1ctuXcm5M62WsgWulpc35X.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/1ctuXcm5M62WsgWulpc35X.
If You Only Knew - Mitch de Klein Extended Remix
If You Only Knew - Bogdan Vix Extended Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf26609bdb98dea47bccc3311f911d096d759070055e672864fe73f80111cbd93. 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/5S5kBrGdIdZ7EDMWWhY86v.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/5S5kBrGdIdZ7EDMWWhY86v.
ASOT 1160 - A State of Trance Episode 1160 (Including Chicane Guest Mix)
{"copyright_id":"0x7c2833ebd863452d3ab2f1a8412c50d8ef004a0961b2df5ca3b2c88e9777ade3","isrc":"NLF712400898","name":"Want Me (ASOT 1160) [Progressive Pick]","registered_at":"2026-06-25T15:27:52Z","spotify_id":"6AyA7o8IQcYsCTKZGwSkJV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c2833ebd863452d3ab2f1a8412c50d8ef004a0961b2df5ca3b2c88e9777ade3. 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/6AyA7o8IQcYsCTKZGwSkJV.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/6AyA7o8IQcYsCTKZGwSkJV.
A State of Trance Radio Top 50 - 2023, Vol. 2
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x270596c5688ef5ca1caa774006d8fe5d3b56a27ed67a85b7420d70dc60326615. 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/0GPmJyikWaMEbwJxhXoDiA.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/0GPmJyikWaMEbwJxhXoDiA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x270596c5688ef5ca1caa774006d8fe5d3b56a27ed67a85b7420d70dc60326615. 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/1WENni5pym1meX4QW1CXRM.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/1WENni5pym1meX4QW1CXRM.
Hold That Sucker Down - Hel:sløwed Remix
{"copyright_id":"0x1d18479fd69521c8d63f7e5f6bcfb8d9cd880b3a8d183fa50730ce4e5d397349","isrc":"NLF712405015","name":"Hold That Sucker Down - Hel:sløwed Remix","registered_at":"2026-06-22T22:26:54Z","spotify_id":"02iNuVlHbEbOJF1LtH0jMT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d18479fd69521c8d63f7e5f6bcfb8d9cd880b3a8d183fa50730ce4e5d397349. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/02iNuVlHbEbOJF1LtH0jMT.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/02iNuVlHbEbOJF1LtH0jMT.
ASOT 1163 - A State of Trance Episode 1163 [Including Live at F1 Mexican Grand Prix 2018 (Mexico City, Mexico) [Highlights]]
ASOT 1153 - A State of Trance Episode 1153 (A State of Trance Year Mix 2023)
A State of Trance Year Mix 2023 (Mixed by Armin van Buuren)
{"copyright_id":"0x1aa91d0c37add7ba49f41d6347b44c48119b485bcb320def4c2cf4fb30c925c1","isrc":"NLF712308636","name":"If You Only Knew (Mixed)","registered_at":"2026-06-09T06:02:17Z","spotify_id":"7HKD1laCfomZEckHPEXBaz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1aa91d0c37add7ba49f41d6347b44c48119b485bcb320def4c2cf4fb30c925c1. 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/7HKD1laCfomZEckHPEXBaz.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/7HKD1laCfomZEckHPEXBaz.
{"copyright_id":"0x2be012e3c1c039a98e8c1e7af08b6b0538fb7dde0859c5a366218fbc91c91220","isrc":"NLF712308654","name":"Hold Onto This (Mixed)","registered_at":"2026-06-17T21:07:35Z","spotify_id":"1xV82Wg9MGbbugcXMlYBCZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2be012e3c1c039a98e8c1e7af08b6b0538fb7dde0859c5a366218fbc91c91220. 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/1xV82Wg9MGbbugcXMlYBCZ.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/1xV82Wg9MGbbugcXMlYBCZ.
Follow The Light (Mixed) - Instrumental Mix
A State of Trance, Ibiza 2023 (Mixed by Armin van Buuren)
{"copyright_id":"0x87ed8e8fd0fc9d063a8b2617821bbc96f9f2dd9799eb3f73cd6310ab7dd9937f","isrc":"NLF712306496","name":"Follow The Light (Mixed) - Instrumental Mix","registered_at":"2026-06-19T05:02:28Z","spotify_id":"4emNTtBEhf3o06gUGogspp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87ed8e8fd0fc9d063a8b2617821bbc96f9f2dd9799eb3f73cd6310ab7dd9937f. 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/4emNTtBEhf3o06gUGogspp.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/4emNTtBEhf3o06gUGogspp.
A State of Trance 2023 (Mixed by Armin van Buuren)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7a5dba58466dee72001cf921764b36356ab28b6d34b0e946d62b585eb40fb33. 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/02BM2GcGDHTRb7UaY12oA5.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/02BM2GcGDHTRb7UaY12oA5.
Hold That Sucker Down (Hel:sløwed Remix)
{"copyright_id":"0x1d18479fd69521c8d63f7e5f6bcfb8d9cd880b3a8d183fa50730ce4e5d397349","isrc":"NLF712405015","name":"Hold That Sucker Down - Hel:sløwed Remix","registered_at":"2026-06-22T22:26:54Z","spotify_id":"7yMziUTt2B7BiE1Gua07dV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d18479fd69521c8d63f7e5f6bcfb8d9cd880b3a8d183fa50730ce4e5d397349. 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/7yMziUTt2B7BiE1Gua07dV.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/7yMziUTt2B7BiE1Gua07dV.