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 0x51c70c378f06e573a623a1095ceb6a508377b249c6bc46b7545ccc7e732f6504. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f2cd5233-bc63-4f0f-82c7-6e793e439b92.json and https://artists.proofprofile.net/proofs/artist/f2cd5233-bc63-4f0f-82c7-6e793e439b92.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 0xb818423010d99ed50ab283ad2318a8f9d477b00d41755a30e3c66b9c2018cf12. 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/0A2NYF5grKyLNKWtQsFejW.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/0A2NYF5grKyLNKWtQsFejW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2508c63263b5fa00225e6189cfa74e3d21569e530ca831628dfa2737b940f07. 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/4QB2xbPmWkcnokz6E4P9y8.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/4QB2xbPmWkcnokz6E4P9y8.
{"copyright_id":"0x6cae9d3267af43a3ba4421b88682a915436282f10c762efd9a2525fe59fffa5a","isrc":"DEOE81610365","name":"Sixteen Levels","registered_at":"2026-06-24T16:14:50Z","spotify_id":"4KmPd35ZzSVUFFwggTgF5f","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6cae9d3267af43a3ba4421b88682a915436282f10c762efd9a2525fe59fffa5a. 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/4KmPd35ZzSVUFFwggTgF5f.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/4KmPd35ZzSVUFFwggTgF5f.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed7a281778dfed88d484f0d4f611329a83692524290f788f3a4000420b370daf. 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/5Rhp7PO71PiKtkOHN0M7rc.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/5Rhp7PO71PiKtkOHN0M7rc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1d968eacc17f7da72326ac9bce0ce52ad18ce79ba1ff2435dff6c00981f8e50. 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/2GZ1un5jQs45okVXPkkHHS.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/2GZ1un5jQs45okVXPkkHHS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe212fff60620f0edeffc452f0982d431060fea01efad665f07821a550c890a75. 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/2aopP9ZJQlsncDYchh9c4Z.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/2aopP9ZJQlsncDYchh9c4Z.
{"copyright_id":"0xbb1515e070d06406ccbb7c2a8b1efc2f2ffbbeab1951fe83e2978df5a7c9128f","isrc":"DEOE81610366","name":"Gewerbe 15","registered_at":"2026-06-07T21:12:52Z","spotify_id":"3OPdMskcsPdFl4RX06grnK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb1515e070d06406ccbb7c2a8b1efc2f2ffbbeab1951fe83e2978df5a7c9128f. 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/3OPdMskcsPdFl4RX06grnK.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/3OPdMskcsPdFl4RX06grnK.
I COULD NEVER LIVE WITHOUT YOU BY MY SIDE
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba7f11ed46d2cf35b0087b5082ec9a53975ad0ba5216ae77b83874c6834723e1. 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/7iwaMZFRO4FxuJIv80dxGY.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/7iwaMZFRO4FxuJIv80dxGY.
{"copyright_id":"0x72517997cf5d0e6d40f85addb79cfaab1a575f0ae3fca0fad52fc0f3948648a3","isrc":"DEWX41800016","name":"Turn it Up","registered_at":"2026-06-29T09:44:34Z","spotify_id":"3PHjoLDxHVTJjsppm3RSMw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72517997cf5d0e6d40f85addb79cfaab1a575f0ae3fca0fad52fc0f3948648a3. 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/3PHjoLDxHVTJjsppm3RSMw.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/3PHjoLDxHVTJjsppm3RSMw.
VA - Miss Kittin / Justice Mirabal / FJAAK & Tobi Neumann
{"copyright_id":"0xde0fe99e8a941e7f2d85c0985f6b52e7678785addeea12fb73285ede0adc4b4c","isrc":"QM6MZ2425500","name":"And You Feel","registered_at":"2026-06-19T15:00:40Z","spotify_id":"0zLBD5Wgi4PPkN12q6pIb6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde0fe99e8a941e7f2d85c0985f6b52e7678785addeea12fb73285ede0adc4b4c. Chain 2 (Bitcoin): anchored in block 956422 (2026-07-03T01:01:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0zLBD5Wgi4PPkN12q6pIb6.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/0zLBD5Wgi4PPkN12q6pIb6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13367405e8ff92196363ab65d20594f41a7e56d0ec6abf47ce5853bff6a1a574. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/10X9B042jSZxcb1YLfuzji.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/10X9B042jSZxcb1YLfuzji.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4eb413e99378e5cffe0595e44ed7b05ffb9406734d2932495e01ca6ffd4b8af3. 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/687LD4lSzQaDBwhOTZjib5.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/687LD4lSzQaDBwhOTZjib5.
{"copyright_id":"0xde0fe99e8a941e7f2d85c0985f6b52e7678785addeea12fb73285ede0adc4b4c","isrc":"QM6MZ2425500","name":"And You Feel","registered_at":"2026-06-19T15:00:40Z","spotify_id":"3G96peTaGqLgCuzzX2FdPy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde0fe99e8a941e7f2d85c0985f6b52e7678785addeea12fb73285ede0adc4b4c. 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/3G96peTaGqLgCuzzX2FdPy.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/3G96peTaGqLgCuzzX2FdPy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x780bb541077ec514f2ea0897c37c88cb5537a70e3f68ecbc8dc13e84debf3b3b. 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/4EhUJM3RzRZYDWKPNiLSJK.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/4EhUJM3RzRZYDWKPNiLSJK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4ca55bfc3302840af9853d3825c078009fedcef6e15b7c4fe02d08d07649ee7. 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/5WlHMxXNaHswK5AzolmqAy.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/5WlHMxXNaHswK5AzolmqAy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13367405e8ff92196363ab65d20594f41a7e56d0ec6abf47ce5853bff6a1a574. 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/6bIys0gT63w6MaZdmhGlpF.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/6bIys0gT63w6MaZdmhGlpF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x945d617ec55a9be95d8be06c2d7d9e44183142ad79d002642bf6e0c97c457f2f. 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/3kR9cYs0Ny4Wtp8AWDy3gU.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/3kR9cYs0Ny4Wtp8AWDy3gU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ca4558bcbeda8ef5da47cd1a5d5554d717b4b27a4c875f0433f571bd3a055c4. 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/5eCPO6nAUebzwethlJ67Tn.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/5eCPO6nAUebzwethlJ67Tn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7cbb2dbc9050857184c879c5892f10e7ebd73d7494b8cd8843ef4387033dd7f1. 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/7nbfy4Bmr8QXvOsMIo6Hzu.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/7nbfy4Bmr8QXvOsMIo6Hzu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd6ae7309c53296b11afa5e1408bae2492516dd63b4183df770b26d76fb11a784. 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/7p7nYcEMahe7tMqEtiTfaa.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/7p7nYcEMahe7tMqEtiTfaa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfac64b8f23d3b28277b62467f9886c0ea0eb78196b937ec19ca52623e1cd5099. 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/6fsRnqn5PYWr9WWImhIheS.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/6fsRnqn5PYWr9WWImhIheS.
{"copyright_id":"0xba3f37d77e7c27b2d54200563c974bc059c2c5c890bc5419c7a37ada8921f21d","isrc":"QM6N22411612","name":"Breathe Underwater","registered_at":"2026-06-24T17:59:49Z","spotify_id":"2yRcyhpvJ4xFwC4twFQhzd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba3f37d77e7c27b2d54200563c974bc059c2c5c890bc5419c7a37ada8921f21d. 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/2yRcyhpvJ4xFwC4twFQhzd.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/2yRcyhpvJ4xFwC4twFQhzd.
Mechanic Love (Kittin & The Hacker Remix)
Mechanic Love - Kittin & The Hacker Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa7188309a16a844b7295bbc910bae370327e02df2eb35d9ad899b7417fe1ec77. 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/0tbbwxwUgqh40MSzLqupPp.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/0tbbwxwUgqh40MSzLqupPp.