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 0x47a8379495624dd0d51aae6f6e70c1bc358d4f9984785b233a875a5d1e38cf31. 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/05010267-626a-47ae-b2ef-ff6322c7a80a.json and https://artists.proofprofile.net/proofs/artist/05010267-626a-47ae-b2ef-ff6322c7a80a.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 0x78dbbfbc62ee1670607bd0cc8e7871db930b111a127e0845d82b459b804277b4. 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/6BZKH0uxTGBRl55kyCBrM0.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/6BZKH0uxTGBRl55kyCBrM0.
Temperature Rising - feat. Gabriel René Remix
J'veux d'la musique (Tout le temps...) - Edit
Les Nubians Presents: Echos - Chapter One: Nubian Voyager
Just Come By (Viens Pres De Moi) - Greg Gauthier's Dance Culture Rmx
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c5c4511d265d29835e7f11cf8f14198b251bff8a7898a55a160e53949c33e78. 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/6NW4hdlW9GfDGyVEP2uAoI.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/6NW4hdlW9GfDGyVEP2uAoI.
Africa For The Future (feat. Freshly Ground)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb39d81c9cb1ff578cde9d705347860bb5349e181c47b3793d6fea001bb3e4050. 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/66Gsjj79HqMqZbUGi3xyBY.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/66Gsjj79HqMqZbUGi3xyBY.
Muzik of the Mind and Spirit - a Concept Compilation
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5bc6be392251eeef95038c33807ae3af907bee8c18456fa95a5e81055e52f50. 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/5279CBsx5VYlIKj4mtI92X.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/5279CBsx5VYlIKj4mtI92X.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4aca363c250357915dc133c40d2eb2579864f06d90ae94f7a179fc272106f559. 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/2nrMpo1UZZkoC2mZXjWYZZ.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/2nrMpo1UZZkoC2mZXjWYZZ.
{"copyright_id":"0xb34145b30515c179a35db6c236061dfc92e1b109bf35329a33dd5e4231dc3bed","isrc":"USVI20000410","name":"Who's There? (feat. Les Nubians)","registered_at":"2026-06-08T02:16:56Z","spotify_id":"61P4VdcyqgibYH3RWUjav0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb34145b30515c179a35db6c236061dfc92e1b109bf35329a33dd5e4231dc3bed. 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/61P4VdcyqgibYH3RWUjav0.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/61P4VdcyqgibYH3RWUjav0.
Disappearing Acts (Music from The HBO Film) [Digitally Remastered]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61c7c040ec5fc0d84b301b227e1c81ede44409a3eb9faac11274f4e06618045a. 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/1ACru8BkxGY4GJIYb2PSHC.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/1ACru8BkxGY4GJIYb2PSHC.