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 0x75e640aa513ed28584cedd11bb6f67b03be40789e72250cc5917cde6c2e2784b. 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/519ebdaf-3328-494c-a0fe-b575f388209b.json and https://artists.proofprofile.net/proofs/artist/519ebdaf-3328-494c-a0fe-b575f388209b.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 0xc1643bad8058f41424eac3c7514b9051001301e934e8e5de36b37916f1928790. 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/0IEJKuO02hrydjcDJ7h09Q.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/0IEJKuO02hrydjcDJ7h09Q.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c947be1e1b7fadb8c2ba5bda063d83280970de7bd629851a526b02297ffb80c. 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/3odueRbV4xSA4U9n70Vuid.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/3odueRbV4xSA4U9n70Vuid.
{"copyright_id":"0x8deccb978f0ac266f75f5796a1f560ad575696b8f52f1df08ca00ee34ca9706a","isrc":"FR9W11318000","name":"Les jours","registered_at":"2026-06-09T05:24:11Z","spotify_id":"2hqZUQ6vBxJsSWewHkMVAi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8deccb978f0ac266f75f5796a1f560ad575696b8f52f1df08ca00ee34ca9706a. 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/2hqZUQ6vBxJsSWewHkMVAi.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/2hqZUQ6vBxJsSWewHkMVAi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf99e8eb8537aeff9964525817d9a6e29dbd65b6ebc98f8555df9802b6b729a45. 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/7rH6MHWeeATppAz94qzdVV.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/7rH6MHWeeATppAz94qzdVV.
{"copyright_id":"0x03fa1876c089606cada83e62f2fc262a0ecfd776bbe4d7165331ece89c8bf293","isrc":"FR9W11318005","name":"Impalpable Towns","registered_at":"2026-06-10T08:06:47Z","spotify_id":"3yS1J4OCmJkYvwU3oVoFr0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03fa1876c089606cada83e62f2fc262a0ecfd776bbe4d7165331ece89c8bf293. 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/3yS1J4OCmJkYvwU3oVoFr0.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/3yS1J4OCmJkYvwU3oVoFr0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9de8adbe130dda57e962941a27cb1d61fdeee7d370cbf637b44891952b55ebe. 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/1nokHKMJU9U1ETKjNzKJD3.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/1nokHKMJU9U1ETKjNzKJD3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25326cfe8882eae7ba2cb722cc3eb6530dc34360dbbfc630209fce0854e31144. 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/34FBUzOhmQxA3e7dimjBr7.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/34FBUzOhmQxA3e7dimjBr7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9aba56850f7fbc3e3eee16c72a78bf587305657a7ebb0a95639d494ce77847c. 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/7BzlGFp08Os4cHSR2sCsbO.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/7BzlGFp08Os4cHSR2sCsbO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd73164930d12d020906f94ac96d5306a538a84080fdea328247d264bbd1657ba. 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/5JkErW2JXYKOsiJ6GQ97m9.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/5JkErW2JXYKOsiJ6GQ97m9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3764944886cbbd2089d114edc7ee16d5928c72e7031243bab4e8e62a2ec4b13. 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/3ZQX8uI12aGgaABxtazU0R.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/3ZQX8uI12aGgaABxtazU0R.
{"copyright_id":"0x73b6a5146ceba898ba0d592e5a716f7161ac2c9fd2995fd67b3c79fce3451ade","isrc":"FR79W0600850","name":"Décrocher la lune","registered_at":"2026-06-10T08:47:24Z","spotify_id":"5Id3QUJJI2IyEqNCF6zFW6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73b6a5146ceba898ba0d592e5a716f7161ac2c9fd2995fd67b3c79fce3451ade. 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/5Id3QUJJI2IyEqNCF6zFW6.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/5Id3QUJJI2IyEqNCF6zFW6.
{"copyright_id":"0x7ee6cfde27642818136f57128dbb42f813e3c62f06490fe7f26b4f592847e3e7","isrc":"FR79W0600860","name":"Rendez-vous de novembre","registered_at":"2026-06-06T20:03:10Z","spotify_id":"7q6JfvTGTPKfnOxoSgdFxB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ee6cfde27642818136f57128dbb42f813e3c62f06490fe7f26b4f592847e3e7. 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/7q6JfvTGTPKfnOxoSgdFxB.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/7q6JfvTGTPKfnOxoSgdFxB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x248d893bf1d6502a02d832efc13144ea328d2a9fcf245f3520e48aecda9f3789. 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/37Z16ZWl0aiR3f9YZ6PKPY.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/37Z16ZWl0aiR3f9YZ6PKPY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef0851aa7a4542c1fd5e81cf439961c485506461acc323639aaa503fba33bb3c. 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/4ip5LSNGlY22ImzLUVVONx.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/4ip5LSNGlY22ImzLUVVONx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96f139a8649eafabf8f2049cef7d21471dfc819314e3cdc52e24656b7e4712bf. 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/3iITRyqvfr7hF1UOn31Da4.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/3iITRyqvfr7hF1UOn31Da4.
{"copyright_id":"0xa5b6feba1583f2c47f6968cbceb6143ea23852b48f670778f8d02c27893221d8","isrc":"FR9W11206701","name":"Blue Green Tomorrows","registered_at":"2026-06-05T22:58:20Z","spotify_id":"5wZHl5iOLmHbM4bzoDAPYH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5b6feba1583f2c47f6968cbceb6143ea23852b48f670778f8d02c27893221d8. 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/5wZHl5iOLmHbM4bzoDAPYH.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/5wZHl5iOLmHbM4bzoDAPYH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde1610c6716194c3dfe41f0ddc8c76e7b9837bebfe458d3f6eaa93c067e34ade. 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/4ivoJtqjzsHvO0tVp14OpQ.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/4ivoJtqjzsHvO0tVp14OpQ.
{"copyright_id":"0xd955f68f15580cc8627a8d98e9b89aebea60b478c55b4a1dcebfd1e0f5841dae","isrc":"FR9W11206703","name":"Come and Go","registered_at":"2026-06-06T06:35:32Z","spotify_id":"0bUI1lGJ1AE3Ru8lETCSv8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd955f68f15580cc8627a8d98e9b89aebea60b478c55b4a1dcebfd1e0f5841dae. 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/0bUI1lGJ1AE3Ru8lETCSv8.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/0bUI1lGJ1AE3Ru8lETCSv8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c2e078b67c8662358a64b801bc03070f8fa03f3a0c6952103586be85d59332e. 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/6XlfNGFdjIFEvFvVFvpFVB.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/6XlfNGFdjIFEvFvVFvpFVB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8c5e6111b993d446e0ffa8849293ed8ead729a5ca012528b7f064cd9c5638d6. 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/2h1Rj0QJjvr6G49NAAriep.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/2h1Rj0QJjvr6G49NAAriep.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a033db789242f510db94490ce874589d22ebca88d2c99c5f17b079819b32964. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2G5AAueyvxSVOyqm0oh2DM.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/2G5AAueyvxSVOyqm0oh2DM.
{"copyright_id":"0xd3cba2a580107772efb81b7dcaad9d33f865247d23ba2abc4efad9d3d4b52d55","isrc":"FR6V80399457","name":"Profumo di Caffè","registered_at":"2026-06-08T03:51:01Z","spotify_id":"63IjruJNlGVnfguDbwRan7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3cba2a580107772efb81b7dcaad9d33f865247d23ba2abc4efad9d3d4b52d55. 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/63IjruJNlGVnfguDbwRan7.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/63IjruJNlGVnfguDbwRan7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde1610c6716194c3dfe41f0ddc8c76e7b9837bebfe458d3f6eaa93c067e34ade. 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/1Jzxfx6fVcC28SHOMNyTQj.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/1Jzxfx6fVcC28SHOMNyTQj.
{"copyright_id":"0x6b0a0a2d59bf2e8cdcfcd73d1dfff68c32a691db64ea1c3bf96babfcce59628f","isrc":"US6DR1401983","name":"Juste une Chanson","registered_at":"2026-06-11T03:11:28Z","spotify_id":"0kgSKR32KRqsT6qGAJq1mQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b0a0a2d59bf2e8cdcfcd73d1dfff68c32a691db64ea1c3bf96babfcce59628f. 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/0kgSKR32KRqsT6qGAJq1mQ.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/0kgSKR32KRqsT6qGAJq1mQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x324c9700d9c200b12d7f6d686053c3ac5683a69061307609828b8fc500259100. 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/7DebH6tIiqdQmpfk81egUN.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/7DebH6tIiqdQmpfk81egUN.
Electronic Makeover (4 Year Anniversary Remixes)
Swinging Shopping Whistling - Theophile Moussouni Remix
Enjoy the Ride Whistling - Monomite Remix
Dancing at the Bal Musette - Theophile Moussouni Remix
A Waltz for Montmartre - Robin Leclair Remix