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 0x604f6aa34da29b6c44a607ca2603d6e80697d8f2775edd18afe21436d0711d08. 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/2f34db7c-1ce1-47f6-b958-5d6057e279e7.json and https://artists.proofprofile.net/proofs/artist/2f34db7c-1ce1-47f6-b958-5d6057e279e7.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 0xe9b940a0bc58310a8b84257a66d3a4f5b0dde09a13aad455b552658a2a0392f0. 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/24Fc1sAqBEaLnQYeK3u6zl.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/24Fc1sAqBEaLnQYeK3u6zl.
{"copyright_id":"0xbdec04f40f8f89cffd7966ba703e92b95b155dacd70f94dd7ba8c3216f888f20","isrc":"ROGRA2400526","name":"Que Guapa Mami","registered_at":"2026-06-06T19:02:28Z","spotify_id":"3brVm2rCdUW1kELGRT77lM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbdec04f40f8f89cffd7966ba703e92b95b155dacd70f94dd7ba8c3216f888f20. 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/3brVm2rCdUW1kELGRT77lM.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/3brVm2rCdUW1kELGRT77lM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3cd6f5084ec225795085412df27a0a6e8e8279b107bf37ea059e900335ac4365. 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/31upd4ddN21QMk6fDwgIO0.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/31upd4ddN21QMk6fDwgIO0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6a0ded6561bd618d1b26cab5897351cc53fdcdd7a7c18fc0efffaa5e6980159. 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/5MMBmIkNvVYymeR0tMKs7U.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/5MMBmIkNvVYymeR0tMKs7U.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0bc2c9b399f1bb9dc732ba183d0adabe6eeadae1738ee335cf60b203f572b97. 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/6X9e0QNZmFpPjrri511zuX.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/6X9e0QNZmFpPjrri511zuX.
{"copyright_id":"0xe77b34f7e046bccc258d2529251c5971d8fcf7cf06c131e4b997e80a298b850c","isrc":"ROGRA2400385","name":"Doamne, dă-mi noroc","registered_at":"2026-06-21T09:21:36Z","spotify_id":"6M9mKRUcxttajRGUfTi0CT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe77b34f7e046bccc258d2529251c5971d8fcf7cf06c131e4b997e80a298b850c. 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/6M9mKRUcxttajRGUfTi0CT.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/6M9mKRUcxttajRGUfTi0CT.
{"copyright_id":"0xcfc22811f5b90d2651031432268db2676c0d89e71565d12d599a8ab7ef6a48d5","isrc":"ROGRA2400339","name":"Mica mica da' ridica","registered_at":"2026-06-08T05:34:40Z","spotify_id":"2KaTGNSAMLMCMxaUzgncOv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcfc22811f5b90d2651031432268db2676c0d89e71565d12d599a8ab7ef6a48d5. 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/2KaTGNSAMLMCMxaUzgncOv.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/2KaTGNSAMLMCMxaUzgncOv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xffcc33b31ff6585063d619b73ae48a1a47c6da6de416f597e8f48d03b9c901ee. 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/4QT19dkdUqbzavTw6A0eB9.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/4QT19dkdUqbzavTw6A0eB9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54d2a5b1d7f59ae9a9600485e5af8c72cd154a549957f3f83b41001be648294b. 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/6IkuWdoDQtSpMYG8GOuu2m.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/6IkuWdoDQtSpMYG8GOuu2m.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74bab14980c72a7d9430dd1fe00efa422cb78e099b3d8bc69239363341946877. 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/4s6MUUhwJFroEGNiuYhUyD.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/4s6MUUhwJFroEGNiuYhUyD.
Colinde de suflet (Live Acoustic Version)
Colinde de suflet - Live Acoustic Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0cbff34db2b8382e9eb3ec1ec429bdb954d3134fd851e9066525a6d8b782c82d. 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/2B5zXqbaIOqtIrPdK9Qvlk.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/2B5zXqbaIOqtIrPdK9Qvlk.
{"copyright_id":"0x9fe6ca3ab21cc9ec1a60fbcf54336b6b72d2c85b8ba7ffd985120b1b73a8ab0d","isrc":"ROGRA2300502","name":"Iubirea preferată","registered_at":"2026-06-25T14:41:04Z","spotify_id":"1Isv0jegWysL3HNoJhbQRk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9fe6ca3ab21cc9ec1a60fbcf54336b6b72d2c85b8ba7ffd985120b1b73a8ab0d. 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/1Isv0jegWysL3HNoJhbQRk.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/1Isv0jegWysL3HNoJhbQRk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7eb569b97469f8ba03e74db7b0de75c72e9fb02b898151384730cbb628ae001. 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/6tmgDQllPXqG6ki7pHkluK.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/6tmgDQllPXqG6ki7pHkluK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe308762dbd0ac926d430697ee862a27a1777a608294fdb9361c9e04b7dbdba54. 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/6b6knarvK38am7iRUcpjVb.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/6b6knarvK38am7iRUcpjVb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce937de74f2335a834583606992199a4056041c995fdae2533d103d2150bb606. 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/6MbFQUES640NTcqYnHh30t.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/6MbFQUES640NTcqYnHh30t.
{"copyright_id":"0x680d7d1fe4adb0b71ef8ac1e9e43fe8929164d7a4e7c0f66d3ba6c60f929e906","isrc":"ROGRA2500103","name":"Ultima noapte","registered_at":"2026-06-06T06:54:07Z","spotify_id":"4d3x7itJroFHAESOOMEJYL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x680d7d1fe4adb0b71ef8ac1e9e43fe8929164d7a4e7c0f66d3ba6c60f929e906. 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/4d3x7itJroFHAESOOMEJYL.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/4d3x7itJroFHAESOOMEJYL.
{"copyright_id":"0x2d9eabde7f900104f4ecc4d13e475be538a0d31f23307827d435736ec4d5260c","isrc":"ROGRA2500056","name":"Lasă lumea să vorbească","registered_at":"2026-06-06T21:52:48Z","spotify_id":"7rgQbIKAwP16dGXV2RMsQo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d9eabde7f900104f4ecc4d13e475be538a0d31f23307827d435736ec4d5260c. 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/7rgQbIKAwP16dGXV2RMsQo.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/7rgQbIKAwP16dGXV2RMsQo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c8b60517503a32ba428c369510e410a62819a4020c3c433ac12b88711157cdc. 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/3jRVan8etkEixYacbwZuso.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/3jRVan8etkEixYacbwZuso.
{"copyright_id":"0xe968c6ae2f2eedbe86d517b016079575e5071d1eed5f37746d0b62eb11d96adb","isrc":"ROGRA2400778","name":"Vreau să beau","registered_at":"2026-06-18T05:22:24Z","spotify_id":"0Tf5JuyzgIse9UMnUbbrgu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe968c6ae2f2eedbe86d517b016079575e5071d1eed5f37746d0b62eb11d96adb. 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/0Tf5JuyzgIse9UMnUbbrgu.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/0Tf5JuyzgIse9UMnUbbrgu.
{"copyright_id":"0xf8872c337a8f5b645b6625aa1c377b7bb451918d84f9f46ff5d43949b66de975","isrc":"ROGRA2400685","name":"Azi ne cântăm iubirea","registered_at":"2026-06-10T06:53:19Z","spotify_id":"6MrwNxoTAWqyvsVlfswt74","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8872c337a8f5b645b6625aa1c377b7bb451918d84f9f46ff5d43949b66de975. 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/6MrwNxoTAWqyvsVlfswt74.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/6MrwNxoTAWqyvsVlfswt74.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e34c13367ce1c3b606a5efe7d5a0eabc9c0026126555a648e9a0c9634026cd2. 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/2npWbRwyryp8IiRaaXujj0.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/2npWbRwyryp8IiRaaXujj0.
{"copyright_id":"0x25a12ba605423b9db4fab6445a29a4f2be5c66b2fd038f41ba3751f8cf82682b","isrc":"ROGRA2500356","name":"Spune cine","registered_at":"2026-06-05T11:12:15Z","spotify_id":"5F7ukWRMqNQztNtIh68QGX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25a12ba605423b9db4fab6445a29a4f2be5c66b2fd038f41ba3751f8cf82682b. 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/5F7ukWRMqNQztNtIh68QGX.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/5F7ukWRMqNQztNtIh68QGX.