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 0x7bcd5a8f31cbc4732745527028baf4bb5432e7e1f13d615695032ac6bc3dfd53. 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/7e18f416-88b9-4587-badb-b284eabbda5f.json and https://artists.proofprofile.net/proofs/artist/7e18f416-88b9-4587-badb-b284eabbda5f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Bob-Omb Battlefield (From "Super Mario 64')
Overworld Theme (From "Super Mario Bros 2')
Lonely Rolling Star (From "Katamari Damacy')
Zelda's Lullaby (From "Ocarina of Time')
I Am Impact! (From "Mystical Ninja Staring Goemon')
{"copyright_id":"0x2c6cb7c7dd21d431cb9539a455f698a0fe12ccb49ef627c02f00d51ab7b908b0","isrc":"USHM21815569","name":"I Am Impact! (From \"Mystical Ninja Staring Goemon')","registered_at":"2026-06-29T10:48:47Z","spotify_id":"3102BnR1t0IX7104oynkqr","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 0x2c6cb7c7dd21d431cb9539a455f698a0fe12ccb49ef627c02f00d51ab7b908b0. Chain 2 (Bitcoin): anchored in block 956383 (2026-07-02T18:11:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3102BnR1t0IX7104oynkqr.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/3102BnR1t0IX7104oynkqr.
{"copyright_id":"0x0baf1c9744c2dd48bc26020b8db04534f6f36a81036400c7747fffdf58fd3848","isrc":"USHM21815571","name":"Main Theme (From \"Final Fantasy I\")","registered_at":"2026-06-29T10:48:04Z","spotify_id":"1LoSQzD0nW0xInH7RdM0Mb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0baf1c9744c2dd48bc26020b8db04534f6f36a81036400c7747fffdf58fd3848. Chain 2 (Bitcoin): anchored in block 956383 (2026-07-02T18:11:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1LoSQzD0nW0xInH7RdM0Mb.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/1LoSQzD0nW0xInH7RdM0Mb.
Luigi's Mansion Theme (From "Luigi's Mansion")
Spring Yard Zone (From "Sonic the Hedgehog")
Delfino Plaza (From "Super Mario Sunshine")
Aquatic Ambiance (From "Donkey Kong Country")
Rosalina in the Observatory (From "Super Mario Galaxy")
The Chocobo Theme (From "Final Fantasy")
{"copyright_id":"0xf242515694d6a5b1a140ae060502cc29d4845afdccfc0760d804302cabf22021","isrc":"USHM21955752","name":"Intro to Gerudo Valley","registered_at":"2026-06-29T10:49:41Z","spotify_id":"3KkxMBdtD9hVStmroQiFBm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf242515694d6a5b1a140ae060502cc29d4845afdccfc0760d804302cabf22021. Chain 2 (Bitcoin): anchored in block 956383 (2026-07-02T18:11:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3KkxMBdtD9hVStmroQiFBm.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/3KkxMBdtD9hVStmroQiFBm.
Gerudo Valley (From the Legend of Zelda: Ocarina of Time)
Fnaf 1 [Instrumental] - Big Band Version
Chrono Trigger Main Theme (From "Chrono Trigger")
Meta Knight's Revenge (From "Kirby Superstar")
Super Mario Land Underground (From "Super Mario Land")
Lost in Thoughts All Alone (From "Fire Emblem Fates")
Saria's Song (From "Zelda: Ocarina of Time")
Jump up Super Star (From "Super Mario Odyssey")
Super Mario World End Theme (From "Super Mario World")
Fnaf 2 (It's Been So Long) Big Band Version
Fnaf 2 (It's Been So Long) [Big Band Version]
Fnaf 2 (It's Been So Long) [Big Band Version] - Instrumental
Still Alive (From "Portal") [Karaoke Version]
Moonlight Sonata 3rd Mvt (Big Band Version)
Can You Feel the Sunshine? (From "Sonic R.")
I Wanna Take You for a Ride (Inspired by Marvel vs Capcom 2)
Super Bell Hill (From "Super Mario: 3D World")
You Wouldn't Know (From "Lego Dimensions: Portal")
Mabe Village (From "Zelda: Link's Awakening")
Song of Storms (From "Zelda: Ocarina of Time")
Scott the Woz New End Theme (Big Band Arrangement)
Why Don't You Play Them? (Big Band Arrangement)
Super Mario Bros. 3 Overworld Theme (From "SMB 3")
Kass's Theme (From "Legend of Zelda: Breath of the Wild")
Super Mario World Athletic Theme (From "Super Mario World")
Space Junk Road (From "Super Mario Galaxy")
Casino Night Zone (From "Sonic the Hedgehog 2")
Bonus Track: Kass's Theme - Choro Version