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 0xcdf2c91374d4efebfa85d0087bc028bed0a8439fc3bf7a90247f97c5c6f2693d. 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/7dc300fc-aa4a-4f53-9ff1-a4b1cccdc41c.json and https://artists.proofprofile.net/proofs/artist/7dc300fc-aa4a-4f53-9ff1-a4b1cccdc41c.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 0x97a8e9e5660ab627ca3c2019738d181161bea17b62f80ed62f522ff7cb945068. 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/6xGruZOHLs39ZbVccQTuPZ.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/6xGruZOHLs39ZbVccQTuPZ.
SLOW DANCING IN THE DARK (Acoustic Remix)
{"copyright_id":"0x897aa983479112c271fa1d97496c3bc371b985c345dd263aa9c3d1c9925364f2","isrc":"ZZOPM1800452","name":"SLOW DANCING IN THE DARK","registered_at":"2026-06-01T03:13:46Z","spotify_id":"6rY5FAWxCdAGllYEOZMbjW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x897aa983479112c271fa1d97496c3bc371b985c345dd263aa9c3d1c9925364f2. 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/6rY5FAWxCdAGllYEOZMbjW.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/6rY5FAWxCdAGllYEOZMbjW.
SLOW DANCING IN THE DARK - Loud Luxury Remix
SLOW DANCING IN THE DARK (Loud Luxury Remix)
Midsummer Madness 20 (feat. Joji, Rich Brian, Higher Brothers & AUGUST 08)
{"copyright_id":"0xcd7e064723251ebc37d41f9be323b879c9c5695aec94439ddef0e324c4e331ef","isrc":"ZZOPM1800738","name":"SLOW DANCING IN THE DARK - Loud Luxury Remix","registered_at":"2026-06-04T15:18:45Z","spotify_id":"5ejcwCL3FVBxagEJ1GmHxA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd7e064723251ebc37d41f9be323b879c9c5695aec94439ddef0e324c4e331ef. 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/5ejcwCL3FVBxagEJ1GmHxA.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/5ejcwCL3FVBxagEJ1GmHxA.
{"copyright_id":"0xfc8fa5af79398c5f64732d5c9d1a2d3181a5ae3a0a1fd05ec51e3ac664373317","isrc":"ZZOPM2002521","name":"Gimme Love - Channel Tres Remix","registered_at":"2026-06-06T01:09:59Z","spotify_id":"0tAXJ9RFn5U3NREsxxEeXr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc8fa5af79398c5f64732d5c9d1a2d3181a5ae3a0a1fd05ec51e3ac664373317. 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/0tAXJ9RFn5U3NREsxxEeXr.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/0tAXJ9RFn5U3NREsxxEeXr.
{"copyright_id":"0xf90d150382afb5d63dcf231a956e5f3b33e1d8d6aa61c208bb4b1e697e46bb3d","isrc":"ZZOPM2002154","name":"Gimme Love","registered_at":"2026-06-07T11:13:04Z","spotify_id":"5ZIdh9iejek7OGcmdOz3yP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf90d150382afb5d63dcf231a956e5f3b33e1d8d6aa61c208bb4b1e697e46bb3d. 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/5ZIdh9iejek7OGcmdOz3yP.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/5ZIdh9iejek7OGcmdOz3yP.
{"copyright_id":"0xd1e2e2a87640e261513a8ea7fd49c69a0f21f881601f17bc99e435a84ab02a74","isrc":"ZZOPM2002987","name":"Midsummer Madness 20 (feat. Joji, Rich Brian, Higher Brothers & AUGUST 08)","registered_at":"2026-06-05T08:13:23Z","spotify_id":"0VmMIGnMGIwOEiqueyS9vw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1e2e2a87640e261513a8ea7fd49c69a0f21f881601f17bc99e435a84ab02a74. 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/0VmMIGnMGIwOEiqueyS9vw.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/0VmMIGnMGIwOEiqueyS9vw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa98e581e4d8e03ee7c0e19972e27cbad79645c18703c0dbfb41e170bf2923542. 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/6yLzTu1q2VFuRJgE1eGY3t.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/6yLzTu1q2VFuRJgE1eGY3t.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x259a08aee85e2c5400ad3ccab353b7652896ad7c5033ea52d821e5fd98994ab5. 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/3o9eOgL6kiOzHCRhPBcNP9.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/3o9eOgL6kiOzHCRhPBcNP9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c4b55852ad956ad9308e156a249721b21cff3ff5c062495f8d2072ea0b54d8c. 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/3tZZvB5AlpLyZ378K4iC44.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/3tZZvB5AlpLyZ378K4iC44.
{"copyright_id":"0x8b183ce2dec31bcd147d4b2b3fd15c95fb9d320bdeda91d4fd398fc072d650ce","isrc":"GBTDG1301517","name":"On My Way Out","registered_at":"2026-06-04T12:22:45Z","spotify_id":"63ZBpjiKp43aa6xkursp5E","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b183ce2dec31bcd147d4b2b3fd15c95fb9d320bdeda91d4fd398fc072d650ce. 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/63ZBpjiKp43aa6xkursp5E.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/63ZBpjiKp43aa6xkursp5E.
Midsummer Madness (feat. Joji, Rich Brian, Higher Brothers & AUGUST 08) [KRANE Remix]
{"copyright_id":"0x76dc9bd23cafaf924649c9cf96643b59197cd06dc06f184a129682af3a366016","isrc":"ZZOPM1800647","name":"Midsummer Madness (feat. Joji, Rich Brian, Higher Brothers & AUGUST 08) [KRANE Remix]","registered_at":"2026-06-08T11:22:26Z","spotify_id":"2rd9XjbLlDNyzCalx8ohRc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76dc9bd23cafaf924649c9cf96643b59197cd06dc06f184a129682af3a366016. 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/2rd9XjbLlDNyzCalx8ohRc.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/2rd9XjbLlDNyzCalx8ohRc.
{"copyright_id":"0x9a74cbbcaf6175961d3ea83a5abd35bde1773845398bf67924e7bcf9cce211e0","isrc":"USUM71802199","name":"Make It Right","registered_at":"2026-06-06T02:47:09Z","spotify_id":"75i46NeSscgcmzcWrs0GQK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a74cbbcaf6175961d3ea83a5abd35bde1773845398bf67924e7bcf9cce211e0. 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/75i46NeSscgcmzcWrs0GQK.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/75i46NeSscgcmzcWrs0GQK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a52de33960837dbe91af8435659302c72a5a40226731303492e54b435190e23. 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/1EbxyKoc74jf36JkZ31Frx.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/1EbxyKoc74jf36JkZ31Frx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5244a56f11758846c2103db009d1f67f7e85369519a874398f083aedac932ed. 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/4VGZ6wgQtv00GSdBVunpzR.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/4VGZ6wgQtv00GSdBVunpzR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81f351696f38c39a68c0484c108f0951cb8f2bc4297346de72051bfcd01e7983. 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/0qiMB9VYpBOhTcvi47h4nX.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/0qiMB9VYpBOhTcvi47h4nX.
{"copyright_id":"0xc2551e1f26dc082a752a8202716ba1ceb36050518083cddf4731ca9c3dd0077d","isrc":"ZZOPM1800388","name":"Head In The Clouds","registered_at":"2026-06-02T00:46:30Z","spotify_id":"4xbGmVGcGnCYRTaq2gu6Qr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2551e1f26dc082a752a8202716ba1ceb36050518083cddf4731ca9c3dd0077d. 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/4xbGmVGcGnCYRTaq2gu6Qr.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/4xbGmVGcGnCYRTaq2gu6Qr.