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 0x59a7a13af32659116665f0d08e5d5a757e59e30d5ecbfa997474f7966cce59ac. 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/0a29df47-a2cd-42f1-826f-740fc270524b.json and https://artists.proofprofile.net/proofs/artist/0a29df47-a2cd-42f1-826f-740fc270524b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Sweetest Pie (Sped Up) - You've never been to heaven have you, Ooh this the ride of your life - I wanna take you home
you've never been to heaven (sped up) / sweetest pie
Don't Let Me Down (sped up + reverb) - Remix
K. (Stay with me, I don't want you to leave) - Sped up
{"copyright_id":"0xf999c4c86a4bc66f01cd5cbfd42545c1cbdc5cfcaab0b9eff82cee19e0a8dfdf","isrc":"ARIXB2303143","name":"Human Sped Up (Tik Tok Edit) - Remix","registered_at":"2026-06-29T16:37:03Z","spotify_id":"4tcB8ibiFeQPs2TzXonVyD","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 0xf999c4c86a4bc66f01cd5cbfd42545c1cbdc5cfcaab0b9eff82cee19e0a8dfdf. 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/4tcB8ibiFeQPs2TzXonVyD.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/4tcB8ibiFeQPs2TzXonVyD.
A Thousand Years (TikTok Version And Sped Up)
You Are The Man But T Got The Power - Tiktok Version
Outside - David Laid Version - Slowed & Reverb
Faded - David Laid Version - Super Slowed
I don’t care, I love it (Tyler Durden - Fightclub)
I don’t care, I love it - Tyler Durden - Fightclub
I don’t care, I love it - Tyler Durden - Fightclub - Sped Up
I don’t care, I love it - Tyler Durden - Fightclub - Slowed
Welcome to St. Tropez (David Laid Version)
Welcome to St. Tropez - David Laid Version
Welcome to St. Tropez - David Laid Version - Sped Up
Welcome to St. Tropez - David Laid Version - Slowed
rhythm of the night - Suoer Slowed & Reverb
Everything is romantic (Orchestral version)
Everything is romantic - Orchestral version
Everything is romantic - Orchestral version - Sped Up
Everything is romantic - Orchestral version - Slowed
Everything is romantic - Orchestral Version
Everything is romantic - Orchestral Version Sped Up
Everything is romantic - Orchestral Version Slowed
Heavy metal lover - Sped up + overlapped
Heavy metal lover - Super Slowed + overlapped
{"copyright_id":"0x08f64473d7dc73ba33ebc47eb3170ac10eeac6fce91b05daef0a17e31e48f77f","isrc":"ARIXB2303687","name":"West Coast (Sped Up + Pitched) - Remix","registered_at":"2026-06-09T10:48:15Z","spotify_id":"1ht54IgGUY3Ui8t2OoIPzC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08f64473d7dc73ba33ebc47eb3170ac10eeac6fce91b05daef0a17e31e48f77f. 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/1ht54IgGUY3Ui8t2OoIPzC.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/1ht54IgGUY3Ui8t2OoIPzC.
{"copyright_id":"0xa2721937bdfd3c68a9d99801520a97b196903aa375bb4f61c6714125d65a7e27","isrc":"ARIXB2302193","name":"Last Christmas (sped up) - Remix","registered_at":"2026-06-09T20:36:11Z","spotify_id":"0n5HIbY30UURNTMbAkSvYB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2721937bdfd3c68a9d99801520a97b196903aa375bb4f61c6714125d65a7e27. 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/0n5HIbY30UURNTMbAkSvYB.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/0n5HIbY30UURNTMbAkSvYB.