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 0x92d2bad1f908f08f9052f32b5abf3bc007f8af16065daf0bf071947d995ff306. 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/ae71dfba-1d11-4adf-9a40-4cc49ad311ed.json and https://artists.proofprofile.net/proofs/artist/ae71dfba-1d11-4adf-9a40-4cc49ad311ed.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 0xfd11ea21c4aac3fad63a0062a8f45cc2981a32f9106a944f13af469760097f8c. 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/2OsYjwl8Uqu59v1gSRBzvh.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/2OsYjwl8Uqu59v1gSRBzvh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7977ae4617ecfb439b86de7748f30361a7a06d088f5246e3053a99ea2981148a. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6Lj6G4Ky2DC8g5ThBbRqsz.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/6Lj6G4Ky2DC8g5ThBbRqsz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c482905524dba1d149bc47cc300f44513d062f212846f8f58cd79c9d2cbb063. 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/0nBvR9ujYtgYfKLAFD7fDG.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/0nBvR9ujYtgYfKLAFD7fDG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92e7ab161eb34a303014e3ec9781e07298c8aff90958f38928402ced67c9d366. 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/6iIooXoLXNb0duWFP1wwLd.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/6iIooXoLXNb0duWFP1wwLd.
{"copyright_id":"0xc89a9bb158d7bcbe18e35c6c2cbbf24657e013faa46516f83bc54c2885e8c8f1","isrc":"QZ7R41951940","name":"Es Normal","registered_at":"2026-06-08T02:57:34Z","spotify_id":"31UiLXYpEjHjtNflUT7fUl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc89a9bb158d7bcbe18e35c6c2cbbf24657e013faa46516f83bc54c2885e8c8f1. 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/31UiLXYpEjHjtNflUT7fUl.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/31UiLXYpEjHjtNflUT7fUl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88b0f7cb013b5ffbfc6477909d2157fab4c5f36c1d5d8451731871d8ea7b946d. 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/6aG3FtVhIkyKhM6pfDpZJ1.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/6aG3FtVhIkyKhM6pfDpZJ1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x248a19c30c5a007e531eb14f80399ee563f511dbc8e42f0d7badc15e9bfee42d. 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/0uPBLZqPvXz6RDRtsoUdAA.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/0uPBLZqPvXz6RDRtsoUdAA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x248a19c30c5a007e531eb14f80399ee563f511dbc8e42f0d7badc15e9bfee42d. 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/305ucfyKHbaY9sw6EMqaBE.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/305ucfyKHbaY9sw6EMqaBE.
{"copyright_id":"0xf80dd77e341803abcabf96f407f1b7292dbc305afedc6d070d3fae3a1735b6ef","isrc":"QZ7R41951964","name":"Sin Ti","registered_at":"2026-06-21T04:38:24Z","spotify_id":"5d7aWewMfzSzjgdIQmoX4O","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf80dd77e341803abcabf96f407f1b7292dbc305afedc6d070d3fae3a1735b6ef. 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/5d7aWewMfzSzjgdIQmoX4O.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/5d7aWewMfzSzjgdIQmoX4O.
{"copyright_id":"0xc89a9bb158d7bcbe18e35c6c2cbbf24657e013faa46516f83bc54c2885e8c8f1","isrc":"QZ7R41951940","name":"Es Normal","registered_at":"2026-06-08T02:57:34Z","spotify_id":"3QCifOKPm2EQzXHggph3DZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc89a9bb158d7bcbe18e35c6c2cbbf24657e013faa46516f83bc54c2885e8c8f1. 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/3QCifOKPm2EQzXHggph3DZ.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/3QCifOKPm2EQzXHggph3DZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb73bc455ae61283cd0c702e2d2bb6df1f3715d62fb9d62060ba0a83248e56f8a. 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/1oXjwfFP6Tyargi5W34zpk.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/1oXjwfFP6Tyargi5W34zpk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc46191c8df0e5ec16dc3a30e770afe0f7cfe485be799a43aa55782701a2fbc19. 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/6gbgsrG5EBY2lnSV31jAlP.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/6gbgsrG5EBY2lnSV31jAlP.
Ella Quiere Bum (feat. Sayian Jimmy, carlitos klein, king loyal, jay flow music, Milly, young blessed & sota one)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1745684b700f62460ee8280866414397523aeeabbd6f69fdaa7aa3deeb1b2111. 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/2YcvjHrUJOF9r9O51fSIbA.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/2YcvjHrUJOF9r9O51fSIbA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb73bc455ae61283cd0c702e2d2bb6df1f3715d62fb9d62060ba0a83248e56f8a. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/62voKyko3GkBSFuQoPv4DY.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/62voKyko3GkBSFuQoPv4DY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06887bd197b41ad4d7a9df87ea7f4ba4aebfd3c46ccd7ee339d25e073e2f929b. 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/1U8rYEBTrbApRw3f73qxD5.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/1U8rYEBTrbApRw3f73qxD5.