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 0x48485f611dd573270e1f0a26781bc36178182496c8c82c85e30904e2013611ab. 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/d01bd948-72f7-4bcc-9563-a97a95e9953f.json and https://artists.proofprofile.net/proofs/artist/d01bd948-72f7-4bcc-9563-a97a95e9953f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
It's Time To Build A Bridge - Acoustic Style
In The Morning - Live in 2012 at the Maui Arts & Cultural Center
Songs For MAUI [Recorded Live in 2012 at the Maui Arts & Cultural Center (All proceeds will benefit fire relief efforts and help provide ongoing support for Maui)]
{"copyright_id":"0xb5f8ecbaf17e9f450e97ec86ba5e0c3301f528b8ddd572dfbd288ec6d870bbd1","isrc":"USUG12307528","name":"In The Morning - Live in 2012 at the Maui Arts & Cultural Center","registered_at":"2026-06-06T18:19:05Z","spotify_id":"3jZWwxjJEPJQWp8hIRtiKs","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 0xb5f8ecbaf17e9f450e97ec86ba5e0c3301f528b8ddd572dfbd288ec6d870bbd1. 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/3jZWwxjJEPJQWp8hIRtiKs.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/3jZWwxjJEPJQWp8hIRtiKs.
Little Bit of Love - Live in 2012 at the Maui Arts & Cultural Center
{"copyright_id":"0x93650f053ea858d473b1eec097504642384c49bafb6315dd28a047f5aceff27a","isrc":"USUG12307529","name":"Little Bit of Love - Live in 2012 at the Maui Arts & Cultural Center","registered_at":"2026-06-06T11:51:43Z","spotify_id":"6AiOI8vLDxHPQynJpdfbWo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93650f053ea858d473b1eec097504642384c49bafb6315dd28a047f5aceff27a. 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/6AiOI8vLDxHPQynJpdfbWo.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/6AiOI8vLDxHPQynJpdfbWo.
Country Road - Live in 2012 at the Maui Arts & Cultural Center
{"copyright_id":"0xec2d398ee165114fba5c7434266f28dcc5107607de1b089c08a1a070a76e9707","isrc":"USUG12307530","name":"Country Road - Live in 2012 at the Maui Arts & Cultural Center","registered_at":"2026-06-06T11:48:31Z","spotify_id":"6j2d36jW7zQwlvZS5Njhvs","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec2d398ee165114fba5c7434266f28dcc5107607de1b089c08a1a070a76e9707. 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/6j2d36jW7zQwlvZS5Njhvs.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/6j2d36jW7zQwlvZS5Njhvs.
Breakdown - Live in 2012 at the Maui Arts & Cultural Center
{"copyright_id":"0x5ab4c74db35adc7d07fd120f66566b7825d1a2540d29faf28284cb4be5f49027","isrc":"USUG12307531","name":"Breakdown - Live in 2012 at the Maui Arts & Cultural Center","registered_at":"2026-06-07T08:21:30Z","spotify_id":"0tr2DtEMtLae9rXfGJ01Ne","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ab4c74db35adc7d07fd120f66566b7825d1a2540d29faf28284cb4be5f49027. 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/0tr2DtEMtLae9rXfGJ01Ne.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/0tr2DtEMtLae9rXfGJ01Ne.
Constellations - Live in 2012 at the Maui Arts & Cultural Center
{"copyright_id":"0xdbe145b28068555276ef3a5f2b38cddc3f1ee533b60a15e5d56c40b603a71925","isrc":"USUG12307532","name":"Constellations - Live in 2012 at the Maui Arts & Cultural Center","registered_at":"2026-06-07T14:33:21Z","spotify_id":"08IMadn1KjLWCf3uIQiyM6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdbe145b28068555276ef3a5f2b38cddc3f1ee533b60a15e5d56c40b603a71925. 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/08IMadn1KjLWCf3uIQiyM6.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/08IMadn1KjLWCf3uIQiyM6.
Turn Your Love - Live in 2012 at the Maui Arts & Cultural Center
{"copyright_id":"0x18025f0de86f439b5b031bd584f67aa86b833be4dd498661e19c71b5a5255810","isrc":"USUG12307533","name":"Turn Your Love - Live in 2012 at the Maui Arts & Cultural Center","registered_at":"2026-06-07T08:21:18Z","spotify_id":"3wg8qsM6ghhqvWjzvH9otX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18025f0de86f439b5b031bd584f67aa86b833be4dd498661e19c71b5a5255810. 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/3wg8qsM6ghhqvWjzvH9otX.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/3wg8qsM6ghhqvWjzvH9otX.
Give Voice - Live in 2012 at the Maui Arts & Cultural Center
{"copyright_id":"0xc37461e6cc55ffca0ec63e547286527a852f7dcb6fcbee1a13450468be5a5f9f","isrc":"USUG12307534","name":"Give Voice - Live in 2012 at the Maui Arts & Cultural Center","registered_at":"2026-06-07T14:33:01Z","spotify_id":"7zxw68qjD1lWP0FYdrQZ93","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc37461e6cc55ffca0ec63e547286527a852f7dcb6fcbee1a13450468be5a5f9f. 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/7zxw68qjD1lWP0FYdrQZ93.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/7zxw68qjD1lWP0FYdrQZ93.
Island Style - Live in 2012 at the Maui Arts & Cultural Center
{"copyright_id":"0x591cc3cd51d995f922a7b5486e251abdb891e5792d504d2572044a4427f7c1c9","isrc":"USUG12307535","name":"Island Style - Live in 2012 at the Maui Arts & Cultural Center","registered_at":"2026-06-07T21:02:27Z","spotify_id":"1axQA1p09ShbjyiWNkgW36","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x591cc3cd51d995f922a7b5486e251abdb891e5792d504d2572044a4427f7c1c9. 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/1axQA1p09ShbjyiWNkgW36.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/1axQA1p09ShbjyiWNkgW36.
Banana Pancakes - Live in 2012 at the Maui Arts & Cultural Center
{"copyright_id":"0x75a499e4b7fb699b1faf3de026039eb5c7a788c41859725c866c2843714ec464","isrc":"USUG12307536","name":"Banana Pancakes - Live in 2012 at the Maui Arts & Cultural Center","registered_at":"2026-06-07T14:32:49Z","spotify_id":"4OGisz4i7WCM1gy3UBV7xl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75a499e4b7fb699b1faf3de026039eb5c7a788c41859725c866c2843714ec464. 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/4OGisz4i7WCM1gy3UBV7xl.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/4OGisz4i7WCM1gy3UBV7xl.
Mudfootball - Live in 2012 at the Maui Arts & Cultural Center
{"copyright_id":"0x3c52fcf3d23de13e4bee125d9dd27fbd6f2c45ecb70a65dae264b58533c20c05","isrc":"USUG12307537","name":"Mudfootball - Live in 2012 at the Maui Arts & Cultural Center","registered_at":"2026-06-07T21:08:46Z","spotify_id":"6nVyLCeyEmvOx0FKcYYTxR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c52fcf3d23de13e4bee125d9dd27fbd6f2c45ecb70a65dae264b58533c20c05. 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/6nVyLCeyEmvOx0FKcYYTxR.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/6nVyLCeyEmvOx0FKcYYTxR.
Jack Johnson & Friends: Best Of Kokua Festival, A Benefit For The Kokua Hawaii Foundation
{"copyright_id":"0x55ba9edca1b5a4275f23b628de468e87d9c055025b159443dd4e2e99bdf5c05c","isrc":"USMC61200006","name":"Take It Easy","registered_at":"2026-06-04T15:38:38Z","spotify_id":"7LaHdanEfzaygorQ5q3frk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55ba9edca1b5a4275f23b628de468e87d9c055025b159443dd4e2e99bdf5c05c. 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/7LaHdanEfzaygorQ5q3frk.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/7LaHdanEfzaygorQ5q3frk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79407bf000379b3774b1ddb75d6f05bf2e388563a15b7af5fbe69c0b4d363b20. 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/6Zh7D3YcrHNo9ukyrNhxTj.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/6Zh7D3YcrHNo9ukyrNhxTj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4b13e75613849c01effc14e6f2366d50fdcfa3ff8e611765972523854de1609. 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/3WKEqU7VE3DJojRuCgp0NF.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/3WKEqU7VE3DJojRuCgp0NF.