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 0xf3c5dc0b9197c7bf16a0305f144d54efc40b8f81e83f2475a9eb3ad647e96faf. 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/d05e222a-60b5-458d-ac19-87a89c27d20a.json and https://artists.proofprofile.net/proofs/artist/d05e222a-60b5-458d-ac19-87a89c27d20a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
I've Been Loving You Too Long - To Stop New
{"copyright_id":"0x19cc8a02c3efc264917c8390c79eb2f748f8e0c9a5c8cf16cff96b5853e336ab","isrc":"USAT20801428","name":"People Sure Act Funny","registered_at":"2026-06-28T21:41:08Z","spotify_id":"1h9pYichpN1sdLDNjgpzK5","type":"track"}
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 0x19cc8a02c3efc264917c8390c79eb2f748f8e0c9a5c8cf16cff96b5853e336ab. 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/1h9pYichpN1sdLDNjgpzK5.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/1h9pYichpN1sdLDNjgpzK5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ecbf966416844524881ca56c702549921b87e50733d52c45584cd5bd9eda40d. 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/63qL37oSySINeOqrnIaYTJ.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/63qL37oSySINeOqrnIaYTJ.
I've Been Loving You Too Long (To Stop Now) - Live
When Something Is Wrong With My Baby - Live
People Sure Act Funny (When They Get a Lotta Money) - Single Version
It's So Nice When Its Somebody Else's Wife
I've Been Loving You Too Long (To Stop Now)
One More Sweet Soul Music (Digitally Remastered)
It's so Nice (When It's Somebody Else's Wife)
{"copyright_id":"0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75","isrc":"USAT20001064","name":"Sweet Soul Music","registered_at":"2026-06-07T12:17:07Z","spotify_id":"1lqUaVovBKIElR6GUq9Mm0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75. Chain 2 (Bitcoin): anchored in block 956551 (2026-07-03T21:18:05Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1lqUaVovBKIElR6GUq9Mm0.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/1lqUaVovBKIElR6GUq9Mm0.
I've Been Loving You Too Long (To Stop New)
Rome (wasn't built in a day) - Slowed Down
{"copyright_id":"0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75","isrc":"USAT20001064","name":"Sweet Soul Music","registered_at":"2026-06-07T12:17:07Z","spotify_id":"6VZqBcAjkpcTTSEKYCJxQH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75. 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/6VZqBcAjkpcTTSEKYCJxQH.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/6VZqBcAjkpcTTSEKYCJxQH.
{"copyright_id":"0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75","isrc":"USAT20001064","name":"Sweet Soul Music","registered_at":"2026-06-07T12:17:07Z","spotify_id":"2mpRL7btbS8DdQVAy6JeY3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2mpRL7btbS8DdQVAy6JeY3.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/2mpRL7btbS8DdQVAy6JeY3.
{"copyright_id":"0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75","isrc":"USAT20001064","name":"Sweet Soul Music","registered_at":"2026-06-07T12:17:07Z","spotify_id":"4iV9451W6WrY0kJYgKZua6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75. 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/4iV9451W6WrY0kJYgKZua6.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/4iV9451W6WrY0kJYgKZua6.
{"copyright_id":"0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75","isrc":"USAT20001064","name":"Sweet Soul Music","registered_at":"2026-06-07T12:17:07Z","spotify_id":"6V4Vx4ZEXA38qMdi0IWY9a","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:28:25Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6V4Vx4ZEXA38qMdi0IWY9a.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/6V4Vx4ZEXA38qMdi0IWY9a.
{"copyright_id":"0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75","isrc":"USAT20001064","name":"Sweet Soul Music","registered_at":"2026-06-07T12:17:07Z","spotify_id":"5Xxz77yTmtZV5dQELXCVBS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5Xxz77yTmtZV5dQELXCVBS.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/5Xxz77yTmtZV5dQELXCVBS.
{"copyright_id":"0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75","isrc":"USAT20001064","name":"Sweet Soul Music","registered_at":"2026-06-07T12:17:07Z","spotify_id":"5IsEiPX6iOi45cMQq6xok5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75. 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/5IsEiPX6iOi45cMQq6xok5.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/5IsEiPX6iOi45cMQq6xok5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ecbf966416844524881ca56c702549921b87e50733d52c45584cd5bd9eda40d. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7LB5JUoAp9YS0KYJE32fc0.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/7LB5JUoAp9YS0KYJE32fc0.
{"copyright_id":"0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75","isrc":"USAT20001064","name":"Sweet Soul Music","registered_at":"2026-06-07T12:17:07Z","spotify_id":"37IHmHYRz9VUenieH4Y9QZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/37IHmHYRz9VUenieH4Y9QZ.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/37IHmHYRz9VUenieH4Y9QZ.
{"copyright_id":"0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75","isrc":"USAT20001064","name":"Sweet Soul Music","registered_at":"2026-06-07T12:17:07Z","spotify_id":"2qgb5UkbAhz3Je0neuB81f","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2qgb5UkbAhz3Je0neuB81f.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/2qgb5UkbAhz3Je0neuB81f.
{"copyright_id":"0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75","isrc":"USAT20001064","name":"Sweet Soul Music","registered_at":"2026-06-07T12:17:07Z","spotify_id":"1DpCVexY9aNNycyk2NYtts","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1DpCVexY9aNNycyk2NYtts.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/1DpCVexY9aNNycyk2NYtts.
{"copyright_id":"0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75","isrc":"USAT20001064","name":"Sweet Soul Music","registered_at":"2026-06-07T12:17:07Z","spotify_id":"7usD3eBPAIpDYSt5oKXHGW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee46c7cf30c4fa130a82f6004f42eb9fd0cde181d7aa2b7ee943bf75ccb32f75. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7usD3eBPAIpDYSt5oKXHGW.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/7usD3eBPAIpDYSt5oKXHGW.