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 0x7232d8b82134db9ab4b3e24871a010c704d97d9e48d5ec6a1faa9e656de8b438. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/63f39c92-8eba-4de5-b525-1f3a059ca753.json and https://artists.proofprofile.net/proofs/artist/63f39c92-8eba-4de5-b525-1f3a059ca753.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 0xee931097ab49817e21ec741ae752627defa20e2ebf5697f355d67b603dcc83d6. 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/4Dbt2x7GA318BDSyVBhr8l.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/4Dbt2x7GA318BDSyVBhr8l.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7fb17ea22ca709a63763b66046514b35f6d8789a3917561fa66ad54b4d259c6. 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/65RQ85d6hdRFD5lvBp11Do.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/65RQ85d6hdRFD5lvBp11Do.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b290b6eff2e7b411c6c753842279e03e104673cce6b103b5a4dd896f4951246. 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/70MWnpQ7CieUn8ODBXGCFp.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/70MWnpQ7CieUn8ODBXGCFp.
{"copyright_id":"0x9e48ded450143f25be52683d6e0a9fac06ede922dfabd823a7b1099692880eab","isrc":"QZRP52407971","name":"Good Luck Babe - Radio Edit","registered_at":"2026-06-04T16:42:34Z","spotify_id":"6RsIueQvpLyPaObnfqXOFa","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e48ded450143f25be52683d6e0a9fac06ede922dfabd823a7b1099692880eab. 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/6RsIueQvpLyPaObnfqXOFa.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/6RsIueQvpLyPaObnfqXOFa.
{"copyright_id":"0x1050aca7953c01e5ca17cad51fefc9c34b81b07e36da6cd7b93e12a5a1fdad9d","isrc":"QZNWU2498342","name":"Dancing With An Angel","registered_at":"2026-06-22T06:55:18Z","spotify_id":"3xgTZMJIdjqRQ1t4bYESjg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1050aca7953c01e5ca17cad51fefc9c34b81b07e36da6cd7b93e12a5a1fdad9d. 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/3xgTZMJIdjqRQ1t4bYESjg.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/3xgTZMJIdjqRQ1t4bYESjg.
You Are My Falkirk (Rankin & Hendo Remix)
You Are My Falkirk - Rankin & Hendo Remix
{"copyright_id":"0xb00221c4cf04f5b63f18678a9e91ea64ebd89544900ddaf3c3bd5c2306e384cf","isrc":"QZMER2473331","name":"You Are My Falkirk - Rankin & Hendo Remix","registered_at":"2026-06-23T13:07:00Z","spotify_id":"5Hc2JnYwUZryGeeEortMwB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb00221c4cf04f5b63f18678a9e91ea64ebd89544900ddaf3c3bd5c2306e384cf. 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/5Hc2JnYwUZryGeeEortMwB.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/5Hc2JnYwUZryGeeEortMwB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb49f45c0163f8ab496891072130bd93f3c820bf5d1e5735f26a7029b450f379e. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:35:05Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/42dYUvnZIJeWQscQslXQIE.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/42dYUvnZIJeWQscQslXQIE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68d5df48110d256b917a04e35b42502476564edfd5e077da9ac057a9db3e0112. 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/6ZUHujz6fhi44ytOaNO4eQ.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/6ZUHujz6fhi44ytOaNO4eQ.
{"copyright_id":"0x7ecb7f2b0c9f482e9a2c2660e77c6f5b5344ef3c7e24a4a9ae308cccf7d5cb83","isrc":"QZHN62389292","name":"Fly With You","registered_at":"2026-06-06T18:42:43Z","spotify_id":"55md7FVfZoRmp0Vx5nyzMb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ecb7f2b0c9f482e9a2c2660e77c6f5b5344ef3c7e24a4a9ae308cccf7d5cb83. 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/55md7FVfZoRmp0Vx5nyzMb.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/55md7FVfZoRmp0Vx5nyzMb.
{"copyright_id":"0x8e92754b3d574d6cfadc9739a7d7ef85dc4f30a5f9658c2313c11aa821f4c496","isrc":"QZHNA2249492","name":"What a Feeling","registered_at":"2026-06-07T14:56:59Z","spotify_id":"7JRreSBhsbu9BBVDIujyIt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e92754b3d574d6cfadc9739a7d7ef85dc4f30a5f9658c2313c11aa821f4c496. 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/7JRreSBhsbu9BBVDIujyIt.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/7JRreSBhsbu9BBVDIujyIt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b1999f799131c82183b68b8e0e5670b7d193b04cdaf61b32ebe24bc00b77b00. 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/0sHzyzq07x14XX73uSij9u.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/0sHzyzq07x14XX73uSij9u.
{"copyright_id":"0xfd2eeed8f052ca14af2502fb3ba6148f4e3f67c58ed3705d4d5900e9750f8b32","isrc":"QZMER2107084","name":"Celebrate The Summer - Chris Boom Remix","registered_at":"2026-06-08T22:17:59Z","spotify_id":"41vDuZR5oBSDSrdzoNTbrP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd2eeed8f052ca14af2502fb3ba6148f4e3f67c58ed3705d4d5900e9750f8b32. 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/41vDuZR5oBSDSrdzoNTbrP.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/41vDuZR5oBSDSrdzoNTbrP.
{"copyright_id":"0x8f8be566316ded1df306d1c9f11210195524aef6e2b1fd78b0327d87db959856","isrc":"QZK6G2039800","name":"Listen to Your Heart","registered_at":"2026-06-08T22:16:06Z","spotify_id":"2IaoPdblaPytOrO4kIMjCD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f8be566316ded1df306d1c9f11210195524aef6e2b1fd78b0327d87db959856. 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/2IaoPdblaPytOrO4kIMjCD.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/2IaoPdblaPytOrO4kIMjCD.
{"copyright_id":"0x5c637f39de3c3d9c8ebbdd7824bf6215a25cf3afdd5f40a4523c1d0c8712456b","isrc":"GBKPL2005547","name":"Concrete Angel - DJ Rankin Remix","registered_at":"2026-06-09T07:34:28Z","spotify_id":"4hpBl3Frm8ko4jipo9Jr7U","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c637f39de3c3d9c8ebbdd7824bf6215a25cf3afdd5f40a4523c1d0c8712456b. 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/4hpBl3Frm8ko4jipo9Jr7U.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/4hpBl3Frm8ko4jipo9Jr7U.
{"copyright_id":"0x57cb7af2009e5d59c0e723802f47dd2b60f2e4b0bfa060e07b2d607507634d2a","isrc":"QZHN42047735","name":"It Must Have Been Love","registered_at":"2026-06-08T05:11:01Z","spotify_id":"3WPCROmbdVsel9u0YyCmJv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57cb7af2009e5d59c0e723802f47dd2b60f2e4b0bfa060e07b2d607507634d2a. 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/3WPCROmbdVsel9u0YyCmJv.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/3WPCROmbdVsel9u0YyCmJv.
{"copyright_id":"0x8ceeba62eb46c9d1d10d5fb9a5a739b2a128d502b7dc6be3745572d2dbd7226e","isrc":"QZFZ22050283","name":"Stuck on You","registered_at":"2026-06-07T02:35:20Z","spotify_id":"0abOs1u8RPDjjKzkXrI07v","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ceeba62eb46c9d1d10d5fb9a5a739b2a128d502b7dc6be3745572d2dbd7226e. 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/0abOs1u8RPDjjKzkXrI07v.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/0abOs1u8RPDjjKzkXrI07v.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0cc8109909ee7ad9566a6af8d32b1b67c8f9a6d26afe46ea4d0e187cc9432605. 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/3x8TLVzcC4ruO63t8AFcgy.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/3x8TLVzcC4ruO63t8AFcgy.
{"copyright_id":"0x3376fab8b4c0713c747fc2d0b634505db43fd2fbe539428f732af40932e35422","isrc":"QZHN51928045","name":"I Am a Raver - Extended Version","registered_at":"2026-06-27T11:47:44Z","spotify_id":"2gpXddaoGqQ0D7yeRPBRBS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3376fab8b4c0713c747fc2d0b634505db43fd2fbe539428f732af40932e35422. 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/2gpXddaoGqQ0D7yeRPBRBS.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/2gpXddaoGqQ0D7yeRPBRBS.
I Am a Raver - Rankin & Orryy Hands Up Remix
{"copyright_id":"0xd3239411eb40e7a39b6ac4999d458ef294bc2ec49a39a9434ffbacf9765a77f6","isrc":"QZHN51928046","name":"I Am a Raver - Rankin & Orryy Hands Up Remix","registered_at":"2026-06-08T22:29:46Z","spotify_id":"5uFVNaui5XPSvqQnnB8hC0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3239411eb40e7a39b6ac4999d458ef294bc2ec49a39a9434ffbacf9765a77f6. 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/5uFVNaui5XPSvqQnnB8hC0.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/5uFVNaui5XPSvqQnnB8hC0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf3b9a7e181bb7fd05605cef5f46d68820741409f79ce9115df5cfba6099403a. 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/48pYcUKMgsuTBZ2znk1ITW.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/48pYcUKMgsuTBZ2znk1ITW.
{"copyright_id":"0x5dd11a0f6e3e3925e334b666f404053a0c509afb7e3586d3beb7fbd3f73bfd29","isrc":"QZDA71959714","name":"Sweet but Psycho","registered_at":"2026-06-07T18:06:30Z","spotify_id":"6OOgyZUEmfcxie1lEZYPnE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5dd11a0f6e3e3925e334b666f404053a0c509afb7e3586d3beb7fbd3f73bfd29. 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/6OOgyZUEmfcxie1lEZYPnE.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/6OOgyZUEmfcxie1lEZYPnE.
{"copyright_id":"0x7191b08d886dce3b0c32bdb902583db8d0ced0cc5077383474df56a55606c99b","isrc":"GBMJG2026318","name":"Take My Hand - GBX Remix","registered_at":"2026-06-04T15:07:01Z","spotify_id":"4c1tc9qGEB4EwYfZPSkrZa","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7191b08d886dce3b0c32bdb902583db8d0ced0cc5077383474df56a55606c99b. 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/4c1tc9qGEB4EwYfZPSkrZa.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/4c1tc9qGEB4EwYfZPSkrZa.
{"copyright_id":"0xb3c19e61f4cebd961b14e7356e871776c36bbe6a2ced412a8483016421b89f89","isrc":"GBMJG2026319","name":"Take My Hand - MONOSANA Remix","registered_at":"2026-06-22T03:06:47Z","spotify_id":"7bDN4zvEBDh0ntRcdXizpA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb3c19e61f4cebd961b14e7356e871776c36bbe6a2ced412a8483016421b89f89. 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/7bDN4zvEBDh0ntRcdXizpA.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/7bDN4zvEBDh0ntRcdXizpA.
{"copyright_id":"0x10f0157a834212d4a22adcf061c56cb3ba1595f1288dc1e885ad6eec1b5d8dc3","isrc":"GBMJG2026320","name":"Take My Hand - DJ Rankin Remix","registered_at":"2026-06-09T07:57:45Z","spotify_id":"17c9xjdEhlV57avFNxxT0c","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10f0157a834212d4a22adcf061c56cb3ba1595f1288dc1e885ad6eec1b5d8dc3. 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/17c9xjdEhlV57avFNxxT0c.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/17c9xjdEhlV57avFNxxT0c.
Candle Light We Burn - Ngoma Quake Radio Mix
Candle Light We Burn - Ngoma Quake Remix
Moonlight Shadows - Beach Party Radio Mix