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 0x4f93ccd0728c95ecd1e956004649c1f2b3f795e3b7cdf9e8029e5407fd13d003. 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/dbd85823-f1e3-4da2-b8e2-577608c3d270.json and https://artists.proofprofile.net/proofs/artist/dbd85823-f1e3-4da2-b8e2-577608c3d270.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Weakness - Epic Violin Music (Epic Version)
Avatar 2 The Way of Water Final Trailer Theme (Epic Version)
John Wick Chapter 4 Trailer Theme (Trailer Version)
Paint It Black - Cello Part (Cello Version)
Attack on Titan S4 Part 2 EP 20 (Drama Version)
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 0xb5932cfac6786ad4ce634adadbfbccae03798b02026ee5dd69ccc6ff38266bdc. Chain 2 (Bitcoin): anchored in block 957750 (2026-07-12T20:39:38Z), 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/CB2CY2353902.
Stranger Things Season 4 - Running Up That Hill (Synthwave Version)
Guillermo Del Toro's Pinocchio Trailer Theme (Trailer Version)
The Mandalorian Season 3 - Trailer Music (Epic Version)
The Last of Us Season One - Trailer Music (Epic Version)
Gwen Stacy Suite - The Amazing Spider-Man 2 (Ambient Version)
Gwen Stacy Suite - The Amazing Spider-Man 2 - Ambient Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f570b1b574453b3556fbe09417dc860360bce26dcf55b728499dc1708615fd6. Chain 2 (Bitcoin): anchored in block 956422 (2026-07-03T01:01:38Z), 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/CB2CY2353905.
Andor Theme Concept Music (Epic Version)
The Last of Us Opening Titles Music (Extended Version)
The Last of Us Opening Titles Music - Extended Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64d13045d7b198090abac8c29dffdefcd60b8d9ded6fa474ecf70f14c6bff392. Chain 2 (Bitcoin): anchored in block 958263 (2026-07-16T08:19:47Z), 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/CB2CY2353954.
Ant-Man and The Wasp - Quantumania (Epic Trailer Version)
Ant-Man and The Wasp - Quantumania - Epic Trailer Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58ee00ee91f9f7254cf6263ee59dd65a6c5928d308790a83325d77cf4fa59d7a. Chain 2 (Bitcoin): anchored in block 958726 (2026-07-19T11:47:20Z), 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/CB2CY2353941.
Guardians of the Galaxy Volume 3 - Trailer Theme (Epic Version)
Oppenheimer Trailer Music (Epic Version)
Indiana Jones and the Dial of Destiny - Trailer Theme (Trailer Version)
Indiana Jones and the Dial of Destiny - Trailer Theme - Trailer Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2168cb13b988604a4da229d419dddf2f91ccac61bc463dc9501476bd9c48e284. Chain 2 (Bitcoin): anchored in block 958796 (2026-07-20T01:59:23Z), 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/CB2CY2353911.
Star Wars: Visions Volume 2 (Epic Trailer Version)
Indiana Jones and the Dial of Destiny Trailer Music (Epic Version)
Gigachad Theme - Wednesday Style (Violins Version)
The Marvels Teaser Trailer Song (Extended Version)
Indiana Jones and the Dial of Destiny Trailer Music - Epic Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42cc10eaa5d00cbb4d9e21b9640e693a882e815ba322c21c0a66a18efb009743. Chain 2 (Bitcoin): anchored in block 958196 (2026-07-15T22:52:33Z), 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/CB2CY2354471.
The Perfect Girl - Sigma Song (Epic Version)
Mission Impossible - Dead Reckoning Part One Trailer Music (Cover Version)
ONE PIECE Main Trailer Music (Cover Version)
Dune Part Two - Main Trailer Music (Cover Version)
The Flash Trailer 2 Music (Cover Version)
ONE PIECE 1st Trailer Music (2023) [Cover Version]
BLEACH TYBW Episode 14 - Yhwach Successor Theme (Cover Version)
BLEACH TYBW Episode 14 - Yhwach Successor Theme - Cover Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4ad8494c38ae3d437fcfb9369a0aa0304295945ccf8cd39afc247aa0b9f53a2. Chain 2 (Bitcoin): anchored in block 958075 (2026-07-14T22:55:31Z), 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/CB2CY2355137.
KRAVEN THE HUNTER - Trailer Music (Cover Version)
Spider-Man 2099 Miguel O'Hara Theme (Cover Version)
Dune Part Two - Trailer 2 Music (Cover Version)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6665ab26c2732e64458e7583a76c1f4f78b82e76d6c159a203cf634aa74f22b3. Chain 2 (Bitcoin): anchored in block 958163 (2026-07-15T14:38:07Z), 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/CB2CY2355138.
LOKI Season 2 Trailer Music (Inception Version)
LOKI Season 2 Trailer Music - Inception Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4fb3469031bb5154f16898c18526bf0adfd0dd824050ab3bfa26e8e237444263. Chain 2 (Bitcoin): anchored in block 958079 (2026-07-15T00:21:05Z), 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/CB2CY2355167.
LOKI Season 2 Trailer Music (Epic Version)
ONE PIECE Episode 1070 - The Drums of Liberation (Epic Drums Cover Version)
ONE PIECE Episode 1070 - The Drums of Liberation (Cover Version)
ONE PIECE Episode 1070 - The Drums of Liberation - Cover Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9970c48afb5c8d1d4155e25579f1800cbf5c54b9245a95df841d6a1240b48a72. Chain 2 (Bitcoin): anchored in block 958491 (2026-07-18T04:29:42Z), 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/CB2CY2355192.
AHSOKA Medley End Credits (Cover Version)
Star Wars Ahsoka Episode 3 Score - Baylan Skoll Theme (Cover Version)
Star Wars Ahsoka Episode 4 Score - The Imperial March (Cover Version)
One Piece Episode 1075 Ending Theme (Cover Version)
Attack on Titan Final Episode Battle Theme (Cover Version)
Loki Season 2 Episode 1 - Ending Theme (Cover Version)
Loki Season 2 Episode 5 - Ending Theme (Cover Version)
Attack on Titan Final Episode Ending Theme (Cover Version)
Loki Season 2 Episode 4 Theme (Cover Version)
Loki Season 2 Episode 6 End Credits Theme (Cover Version)
Loki Season 2 Episode 6 Final Epic Theme (Cover Version)
Furiosa Trailer Theme - A Mad Max Saga (Cover Version)
Furiosa Trailer Theme - A Mad Max Saga - Cover Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03ed9a266d6f6f498aa2614ae3fa53b906d2ccffcff7fac0b3f2fd1900e35421. Chain 2 (Bitcoin): anchored in block 958203 (2026-07-16T00:07:33Z), 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/GXC3L2300027.
KUNG FU PANDA 4 Trailer Song (Cover Version)
What the World Needs Now Is Love from Joker: Folie À Deux Trailer (Epic Version)
Spider-Man 4: Evil Inside - Concept (Epic Version)
Muichiro vs Sanemi and Obanai | Demon Slayer S4 EP4
Star Wars The Acolyte End Credits Music Season 1 (Cover Version)
Arcane Season 2 Trailer Music (Cover Version)
Arcane Season 2 Trailer Music - Cover Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a530dd289fde21b8ba2310f279195194657bde34938e0b132f83716ea78bca5. Chain 2 (Bitcoin): anchored in block 958224 (2026-07-16T02:28:43Z), 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/QZYD92403006.
House of the Dragon feat Skyrim (Cover Version)
Muzan vs Gyomei Demon Slayer S4 Ep8 (Cover Version)
Mufasa The Lion King Trailer Theme (Epic Version)
Avengers Doomsday Theme (Concept Version)
Avengers Doomsday Theme - Concept Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e78b97765d5d3ecd3a6d6f5aeae441d3cac823ca698456b474910f9836fc4f2. Chain 2 (Bitcoin): anchored in block 958965 (2026-07-21T04:29:05Z), 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/QZYD92403765.
Marvel Studios’ Thunderbolts Trailer Theme (Cover Version)
Uryū Ishida vs Senjumaru Shutara Bleach TYBW Part 3 Ep 27
Star Wars Skeleton Crew Trailer Song (Epic Version)
Star Wars Skeleton Crew Trailer Song - Epic Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ede86b6334688602eafe24df4f83954edc4c1009d425daabffd362848426d13. Chain 2 (Bitcoin): anchored in block 958447 (2026-07-17T19:47:19Z), 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/QZYD92404818.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x04a03bcfd4e7f22ff98ed9e4eeb438daa6b5e1533b7251cd1e5abf49bde97cc8. 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/QZYD92404884.
The Line - Arcane Season 2 (Epic Version)
CHANGE (In the House of Flies) [Epic Version]
Daredevil: Born Again Trailer Music (Epic Version)
Daredevil Born Again - Opening Theme (Epic Version)
Daredevil Born Again (Hans Zimmer Cover Version)
Daredevil Born Again - Hans Zimmer Cover Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf0cb76aaa6f3f3f34da6081172674ac9b290fc69addcc85a909c73e70198805. Chain 2 (Bitcoin): anchored in block 959001 (2026-07-21T13:56:58Z), 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/QZYD92506329.
Mission: Impossible The Final Reckoning Trailer Music
Daredevil: Born Again Final Theme (Extended Version)
Daredevil: Born Again Final Theme - Extended Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa3f5cd4c805982344558d949990537352841e1e4da011aaf8b3697e14b39668. Chain 2 (Bitcoin): anchored in block 958157 (2026-07-15T15:09:44Z), 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/QZYD92507132.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56b5d95088afedc217f67b1ea3180dafc244094581bf09066a1df7751e49485b. Chain 2 (Bitcoin): anchored in block 959128 (2026-07-22T14:55:53Z), 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/QZYD92509541.