1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 0x9bec4ef151d731e1df9a155d29245748d083435de5241810180e51f0a417c861. Chain 2 (Bitcoin): anchored in block 953770 (2026-06-15T09:50:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/985356c9-0161-4a8e-9ab6-04f3a153ba87.json and https://artists.proofprofile.net/proofs/artist/985356c9-0161-4a8e-9ab6-04f3a153ba87.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Superhero Universe (Phase One) [2008/2012]
Superhero Universe (Phase Two) [2013/2015]
Maleficent Suite (From Original Motion Picture Maleficent)
Superhero Universe (Phase Three) [2016/2019]
Desperate Housewives Opening Theme (From "Desperate Housewives")
The Incredible Hulk: Main Theme (From "the Incredible Hulk")
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x673624ea4ac3fc3f9e0cbb9c09ae671359a512d8aa78abc33650a1ee1316738f. Chain 2 (Bitcoin): anchored in block 956440 (2026-07-03T04:03:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLQR1901301.
The Avengers Main Theme (From "Marvel's the Avengers")
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15488245263971a43b40f451f36e14f748ad432c4907478852c5125c84dc415c. Chain 2 (Bitcoin): anchored in block 958761 (2026-07-19T17:49:48Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLQR1901902.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8c9ce256fc2f90e72ae6a062ec6649b056d4f8fe4f340d38e34444bd3748e5d. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLQR1901603.
Thor: The Dark World (Main Theme) [From “Thor: The Dark World”]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b0265ecc7c7ea40de63e618a7229ccaad3ea7b5c9174a46ae617eaf398c536b. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLQR1901703.
Doctor Strange the Master of the Mystic End Titles (From "Doctor Strange")
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6cfd5e7453ee6dfdaa531dd79b93407efff7c5b87d8ae7601835648bffeb75fe. Chain 2 (Bitcoin): anchored in block 958951 (2026-07-21T04:01:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLQR1900801.
Black Panther Main Theme (From "Black Panther")
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11c99bdff310c7d4beac10a977d0897bc81fb3c855f737520f812c7919b1ca1b. Chain 2 (Bitcoin): anchored in block 958959 (2026-07-21T03:51:22Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLQR1900901.
Ant-Man Theme (From "Ant-Man and the Wasp")
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7856575a122da5a14987044e4a45c453e5a4b09fb7ddd80e0e933923dd465db7. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLQR1900702.
Stranger Things Main Theme (From "Stranger Things")
Superhero Universe: Infinity Saga (2008 / 2019)
Goodbye (From "Dark") [Opening Credits Theme Song]
Stranger Things Opening Theme (From "Stranger Things")
Stranger Things Theme (From "Stranger Things") [Extended]
Captain Marvel Main Theme (From "Captain Marvel")
Spider-Man: Homecoming Suite (From “Spider-Man: Homecoming”)
Guardians of the Galaxy Theme (From “Guardians of the Galaxy Vol. 1”)
Guardians of the Frickin’ Galaxy (From “Guardians of the Galaxy Vol. 2”) [Cosmic Mix]
Guardians of the Frickin’ galaxy (From "Guardians of the Galaxy Vol. 2") [Cosmic Mix]
The Ghost Busters (Theme From "The Ghost Busters") [Filmation's TV Series 1975 Version]
The Incredible Hulk - Main Theme (From "the Incredible Hulk")
Ghostbusters (From "Extreme Ghostbusters")
Marvel Studios Fanfare (Motion Pictures Soundtrack Version)
Slimer and The Real Ghostbusters Theme (From "Slimer and The Real Ghostbusters") [TV Soundtrack Version]
Thor: Ragnarok Main Theme (From “Thor: Ragnarok”)
The Real Ghostbusters Theme (From "The Real Ghostbusters") [TV Series Opening Version]
New York New York Theme (From "New York New York") [Motion Picture Soundtrack Version]
Daredevil Theme (From Marvel's Daredevil)
Agents of S.H.I.E.L.D. Theme (From Marvel's Agents of S.H.I.E.L.D.)
The Avengers Main Theme (From "Marvel's The Avengers")
Avengers: Endgame - Anthems (Motion Picture Soundtracks)
Ultimate Spider-Man Theme (From Marvel's Ultimate Spider-Man) [Reprise]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2dcb4d7b97846a248efedc7d9a143c27762be4514e8d6300e541a8ef1091d064. Chain 2 (Bitcoin): anchored in block 958054 (2026-07-14T19:33:24Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLQR1905503.
Marvel Studios Fanfare (Cinematic Legacy Universe Version)
Avengers: Age of Ultron Title Theme (From "Avengers: Age of Ultron")
Spider-Man Theme (From "Spider-Man: Homecoming") [Motion Picture Soundtrack Version]
My Life Is Going on (From "La Casa De Papel") [Orchestral Soundtrack Version]
Captain America: The First Avenger Theme (From "Captain America: The First Avenger")
Captain America: Civil War - Main Theme (From “Captain America: Civil War”)
Captain America: The Winter Soldier Theme (From "Captain America: The Winter Soldier")
Maleficent's Once Upon A Dream (From "Maleficent") [Mistress Of Evil Version]
Avengers: Age Of Ultron Title Theme (From "Avengers: Age Of Ultron")
Spider-Man Main Title (From "Spider-Man") [Full-Lenght Score]
Spider-Man Main Title (From "Spider-Man") [Full-lenght Score]
The Amazing Spider-Man Main Titles (From "The Amazing Spider-Man")
The Amazing Spider-Man Main Titles (From "the Amazing Spider-Man")
Sunflower Theme (From “Spider-Man: Into the Spider-Verse”)
Ultimate Spider-Man Theme (From "Marvel's Ultimate Spider-Man")
Tuyo (From "Narcos") [Opening Credits Theme]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb9b0b73193ace8a32c6cfc5e11692cb879e90c312b58155ded5e81abfbe38a8. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLQR1900501.
Lost in Space Main Titles Theme (From "Lost in Space")
Dracula Opening Titles Theme (From "Dracula") [Remastered]
Glitch: Main Titles Theme (From "Glitch")
Ghostbusters Theme (From "Ghostbusters")
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedd17866822c05a5960bdeb32bccf0fbe30e20d5264ec621f0cd4859ef6f282a. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLQR1900401.
The Avengers Theme (From "Avengers: Endgame")
Game of Thrones: Main Titles Theme (From "Game of Thrones")
TV Series Soundwaves Volume 4: La Casa De Papel
The Crown Main Title Theme (From "The Crown")
The Crown Main Title Theme (From "the Crown")
X-Men (Theme from 'X-Men') [Motion Picture Soundtrack Version]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcba710ab6a1b3cba82d8d4833684024534a7e7317be105e1d6cf55335dc950b9. Chain 2 (Bitcoin): anchored in block 958880 (2026-07-20T15:28:31Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLQR1900403.
Game of Thrones Main Titles Theme (From "Game of Thrones")
Avengers: Age Of Ultron Theme From "Avengers: Age Of Ultron" (Cinematic Universe)
I’m Spider-Man (From “The Amazing Spider-Man 2”) [Theme]
Spider-Men United (Multiverse 2021/2022)
Spider-Man: No Way Home - Arachnoverture Main Theme (From "Spider-Man: No Way Home" Motion Picture Soundtrack) [Remastered 2021]
Avengers Overture (From "Marvel's The Avengers")
Walking in Hawkins Through the Upside Down
Descent into the Rift through the Upside Down
Superman: The Animated Series (Main and End Titles)
Legacy: Ten Years of Heroes - Best Themes
When You're an Addams (From "the Addams Family")
Spider-Man: Far from Home Suite Home (From “Spider-Man: Far from Home”)
You've Got Time (Theme from "Orange Is the New Black")