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 0xe7501df68804b1e535cc98654e590e2b8617de2bd90c5cea5e54269bee1d3668. 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/4fae9a7b-b19e-4aaf-8f6a-7928d657acca.json and https://artists.proofprofile.net/proofs/artist/4fae9a7b-b19e-4aaf-8f6a-7928d657acca.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x5e14d8bd4b95631a2a8ffdbd4e5bf73889668129de0501301097d33e936a2a2f","isrc":"GBEUE0801259","name":"Chocolate & Cheese","registered_at":"2026-06-29T11:01:40Z","spotify_id":"5Wcp9SL3AMBpUFgYjdWbDk","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 0x5e14d8bd4b95631a2a8ffdbd4e5bf73889668129de0501301097d33e936a2a2f. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5Wcp9SL3AMBpUFgYjdWbDk.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/5Wcp9SL3AMBpUFgYjdWbDk.
{"copyright_id":"0x5e14d8bd4b95631a2a8ffdbd4e5bf73889668129de0501301097d33e936a2a2f","isrc":"GBEUE0801259","name":"Chocolate and Cheese","registered_at":"2026-06-29T11:01:40Z","spotify_id":"1r2OJDUHbqIVF8SSysocd8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e14d8bd4b95631a2a8ffdbd4e5bf73889668129de0501301097d33e936a2a2f. 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/1r2OJDUHbqIVF8SSysocd8.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/1r2OJDUHbqIVF8SSysocd8.
Something Like This - Aldo Vanucci Remix
The Wasp - Jonny Lexxs Rollercoaster Remix
{"copyright_id":"0x86235d25cc733e6909b4fee70c1ebb8e276c78a892e04a46c83b868709da16f9","isrc":"GBPEN1200036","name":"I'm A B-Boy Snakebite Chaser","registered_at":"2026-06-29T10:59:38Z","spotify_id":"6Uu2VuHr7R078WUMGkFVqo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86235d25cc733e6909b4fee70c1ebb8e276c78a892e04a46c83b868709da16f9. 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/6Uu2VuHr7R078WUMGkFVqo.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/6Uu2VuHr7R078WUMGkFVqo.
I'm A B-Boy Snakebite Chaser (feat. Sir Beans Obe & Dan Coggins)
Useless Wooden Toys - Jonathan Radford Remix
Useless Wooden Toys - George McShane Remix
Useless Wooden Toys - Mista Twista Remix
Useless Wooden Toys - Jung Collective Remix
Useless Wooden Toys - Erik Larsson Remix
We Milk Life But Dress Smooth - Grant Phabao Remix
Useless Wooden Toys (Jonathan Radford remix)
Useless Wooden Toys (George McShane Remix)
Useless Wooden Toys (Handz & k.BoP featuring Mr D. Remix)
Useless Wooden Toys (Mista Twista Remix)
Useless Wooden Toys (Jung Collective Remix)
Useless Wooden Toys (Erik Larsson Remix)
We Milk Life But Dress Smooth (Grant Phabao Remix)
Funk Boutique - Trevino / Marcus Intalex Remix
Rock the Beat - Sinuz, Oliver Lowe, DJ Flux & Friends Remix
Tonto Rides the Gain - Evirgen's #occupytaksim Remix
Electronic Sound Pictures - Exhibitor Remix
Pronounce Your Shit - Head Chamber Remix
Tonto Rides the Gain - Fila Brazillia / Steve Cobby Remix
Electronic Sound Pictures - Jonny Miller Remix
Some Strange Folk - Scarlet Pimpernel Remix
Tonto Rides the Gain - Steve Cobby Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19b32c68d04745555b0648600fa6df2cf84ab388850ed59bd8781077b60b8a51. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0oYQAjuN6Ws56J6abfawM2.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/0oYQAjuN6Ws56J6abfawM2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81f1ebe8d971298c6a5630f348651568e52a2ed52ae7356be0e36ffaea7c9459. 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/1ZsijHcWkWgE7RuFRiu3sp.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/1ZsijHcWkWgE7RuFRiu3sp.
Hell or High Water (Inspired by 'The Outlaw Ocean' a book by Ian Urbina)
Hell or High Water (Inspired by ‘The Outlaw Ocean’ a book by Ian Urbina)
A Better World (The Noam Chomsky Music Project)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8af369d0c90925e47f26534552966ffd30e53ee46afb29615a805b981add7b4. 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/0yxryAkuzEBr8UdGEpwudA.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/0yxryAkuzEBr8UdGEpwudA.
Air Force One - Lopez Undercover 83 Remix
The Tropical Club Night (Compiled by DJ Ralph von Richthoven)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19b32c68d04745555b0648600fa6df2cf84ab388850ed59bd8781077b60b8a51. 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/5w6BjCkSCTx4WIMtf8G89C.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/5w6BjCkSCTx4WIMtf8G89C.
Klassik Lounge Nightflight, Vol. 7 (Compiled by DJ Nartak)
Chill Out Sessions, Vol. 1 (by Kid Loco)