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 0x028e5c5281ab125d702d02b15eb099c2dbc053e35dc7a68f3ae5fd3811e879b6. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/10fe139e-046a-49ad-acaf-d6f1631d57bf.json and https://artists.proofprofile.net/proofs/artist/10fe139e-046a-49ad-acaf-d6f1631d57bf.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0xcb83e2f5cc00e2c134583399b08e58d59763c02e63836278b00c55e61b08e512. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/76ZRK7r1CYtmUs4P7drbm0.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/76ZRK7r1CYtmUs4P7drbm0.
Origins - K-Os Theory & SIAAH Remix - Mixed
Downtempo Organic Frankfurt 001 (DJ Mix)
Sri Lankan Summer - Dandara Remix - Mixed
{"copyright_id":"0x1e67cc07f95121ce35c061c1cbf1dbd9354ce8cf3835952716e518329e1a422c","isrc":"US83Z2007401","name":"Sri Lankan Summer - Dandara Remix - Mixed","registered_at":"2026-06-18T11:00:12Z","spotify_id":"5KlrK8oKbCozXSB2EsGh9U","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e67cc07f95121ce35c061c1cbf1dbd9354ce8cf3835952716e518329e1a422c. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5KlrK8oKbCozXSB2EsGh9U.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/5KlrK8oKbCozXSB2EsGh9U.
Life and Death - Lev Tatarov Remix - Mixed
Of Mice & Hares - Ardalan's Couchball Remix From 2011) - Mixed
Maritimo - Dan Bay & VALENTIN - Ich Komm Zurück Mix
V Forme Roz - Mente Organica Remix - Mixed
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9b78c9ff3b4d3ac38edd6891c51f6848cd1408378c854710f67ffe4079fef35. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2vcoUM1uMSf74vzy00SsTc.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/2vcoUM1uMSf74vzy00SsTc.
{"copyright_id":"0x9794e491b9841ab7caec2634e25205064db4eff266f1ad042a7971e90cd0ee55","isrc":"SE4MF2300587","name":"Hale - Jackswell Remix","registered_at":"2026-06-08T21:00:06Z","spotify_id":"5GyTjdgmoNtokKCvotMAIU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9794e491b9841ab7caec2634e25205064db4eff266f1ad042a7971e90cd0ee55. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5GyTjdgmoNtokKCvotMAIU.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/5GyTjdgmoNtokKCvotMAIU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48846ab4d1375fe9b194f008871202737f8678c7b86346236c8d7b3517f9ad02. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6ka382KUwQRLgmnETZU9BL.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/6ka382KUwQRLgmnETZU9BL.
Downtempo Organic Frankfurt 002 (DJ Mix)
I Was Born in the Night - Sangeet Remix - Mixed
Mumbai Sunrise - Slow Nomaden Remix - Mixed
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e8c9ea5c6ecb4679074840ba930ced2ab786dea73a6a56ea3f190cf34478bc7. 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/7nHq6fZwBlCqbz4cLhOgdD.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/7nHq6fZwBlCqbz4cLhOgdD.
{"copyright_id":"0x86974daf3645c6440f2fb98a39a65c3a1e072c59b064aaae345d09606fbdc7ab","isrc":"US83Z2128397","name":"El Fuego en Mí","registered_at":"2026-06-06T17:54:11Z","spotify_id":"0Qi3YVzGysfdWBAToqXiG7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86974daf3645c6440f2fb98a39a65c3a1e072c59b064aaae345d09606fbdc7ab. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0Qi3YVzGysfdWBAToqXiG7.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/0Qi3YVzGysfdWBAToqXiG7.
Korg MS20 vs Nord Drum 3p - Original Mix
{"copyright_id":"0x6edc8110b9692ed18de3d464b963ca687ac9eb7fd913a8abfbef244ca2befdec","isrc":"US83Z2408733","name":"Das Blaue Licht","registered_at":"2026-06-24T15:46:27Z","spotify_id":"33TcgksXudHzO8aPXv8vK4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6edc8110b9692ed18de3d464b963ca687ac9eb7fd913a8abfbef244ca2befdec. 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/33TcgksXudHzO8aPXv8vK4.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/33TcgksXudHzO8aPXv8vK4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c027ae2f97f70af68b8f197ad6f2906c73f6bd7036206656026aa50eec788f6. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3pivtCoFbIjlMklLAmeuiT.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/3pivtCoFbIjlMklLAmeuiT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7bda36e6fad2b36428a6411ae95639c3731f9dc6e16ed24c9fb4ac4a6d8c914c. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3BWwFojqa6fg9dqZBR7UgU.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/3BWwFojqa6fg9dqZBR7UgU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5600812f4c49488c699340f823a5ed53f228b3e9852c95b5b49a93db66858492. 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/704lTuttN9Vd8oUiNcreg7.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/704lTuttN9Vd8oUiNcreg7.
{"copyright_id":"0x365bf8e5934a5f730310615f14dca623585bd1f39b00c607f7c542300ed10b0c","isrc":"US83Z2007400","name":"Voodoo Guitar - Timboletti Remix","registered_at":"2026-06-09T08:53:43Z","spotify_id":"73dICB4SbDjpD4ShzTyLM1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x365bf8e5934a5f730310615f14dca623585bd1f39b00c607f7c542300ed10b0c. 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/73dICB4SbDjpD4ShzTyLM1.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/73dICB4SbDjpD4ShzTyLM1.
43 Katzen tanzen auf'm Tisch - Acidbogen (Pt. 1)