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 0x00b384df7a34a8e611d8a9b39e36c2fed9c743fd5c0b080a56a9236252ff6d83. 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/5e06bf9f-3348-4abe-8e69-3b139455c761.json and https://artists.proofprofile.net/proofs/artist/5e06bf9f-3348-4abe-8e69-3b139455c761.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Panis Angelicus (Christmas at The Vatican) [Live]
Analyse (Christmas at The Vatican) [Live]
All The Best - Zu & Co (Night Of The Proms 2014 / Limited Edition)
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 0xdc96f1ca2304d4fff844709c468ebd1a5d855596f01097b3623aab90a1c797ec. 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/0ZyuDqypPxqPrbp9SYTCUD.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/0ZyuDqypPxqPrbp9SYTCUD.
Pavarotti & Friends Together For The Children Of Bosnia
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x924b74a7cc1f9223245d49a0dd11e56a6fa21c211a2a5f8fb3abe731dc4f2706. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2LT5mGGdhyHyZ3OJbUKFJ6.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/2LT5mGGdhyHyZ3OJbUKFJ6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6389aa8a9d103302d8f4b6c600a75ee7323d99291c6d55ac4c249e52cb4230c5. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2Yo43YpURJ31wYPLNhGReS.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/2Yo43YpURJ31wYPLNhGReS.
{"copyright_id":"0x47a11eb8f8f46706301411ade44597d0a7d005f615bb6904c4b8d2aca29e2e49","isrc":"GBF079541216","name":"_: Puccini: Nessun dorma [Turandot]","registered_at":"2026-06-06T16:08:28Z","spotify_id":"6k7O0MHVcxDfPOGIIIr71R","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47a11eb8f8f46706301411ade44597d0a7d005f615bb6904c4b8d2aca29e2e49. 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/6k7O0MHVcxDfPOGIIIr71R.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/6k7O0MHVcxDfPOGIIIr71R.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x924b74a7cc1f9223245d49a0dd11e56a6fa21c211a2a5f8fb3abe731dc4f2706. 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/3QTLNyEdpXEs2cjHu9vxLO.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/3QTLNyEdpXEs2cjHu9vxLO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6389aa8a9d103302d8f4b6c600a75ee7323d99291c6d55ac4c249e52cb4230c5. 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/64Rmyc13NGfCdVaSREmuCL.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/64Rmyc13NGfCdVaSREmuCL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47a11eb8f8f46706301411ade44597d0a7d005f615bb6904c4b8d2aca29e2e49. 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/0sc95TAN1KA9Uzn5pBWmk3.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/0sc95TAN1KA9Uzn5pBWmk3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa77f8ef913359e947cd96d32c48c25c833188ed68a22e69924492f84d16094f3. 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/39crRF174eO10WVGqJTkLD.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/39crRF174eO10WVGqJTkLD.
Una Storia Semplice (Spanish Version / Deluxe Edition)
{"copyright_id":"0x1a7bd6116aa5efac60cb2c5d799001d208ddbc7f604c93bc0545bffe401a2a19","isrc":"ITZ040700209","name":"Senza Fiato","registered_at":"2026-06-05T08:08:14Z","spotify_id":"2p9KRQ60imcIV1YbtHJsEN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a7bd6116aa5efac60cb2c5d799001d208ddbc7f604c93bc0545bffe401a2a19. 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/2p9KRQ60imcIV1YbtHJsEN.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/2p9KRQ60imcIV1YbtHJsEN.