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 0x31b9f6ebace0813bf56301f7d9e7533e3d7af8e82b70edd0e29ada0dc0690b37. 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/ad886a3d-ac98-41e9-9725-3d5b5241aeaf.json and https://artists.proofprofile.net/proofs/artist/ad886a3d-ac98-41e9-9725-3d5b5241aeaf.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The High and the Mighty (From "The High and the Mighty")
On Green Dolphin Street (From "On Green Dolphin Street")
An Affair to Remember (From "An Affair to Remember")
Three Coins in a Fountain (From "Three Coins in a Fountain")
She's Funny That Way / Memories of You / I Surrender Dear
Three of a Kind: Kenny Drew, Ray Bryant, Bobby Timmons
Come Rain or Come Shine (Remastered 2014)
Taking a Chance on Love (Remastered 2014)
When You Wish Upon a Star (Remastered 2014)
It's Only a Paper Moon (Remastered 2014)
The Touch of Your Lips (Remastered 2014)
You Don't Know What Love Is (Remastered 2014)
Two of a Kind: Bobby Timmons & Ray Bryant
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 0xf5485bc2aea86066c61602e879544f666f975a96bd1206e6a0f447573e89afb4. 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/6wMLwowruR9yApaou9cPbz.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/6wMLwowruR9yApaou9cPbz.
It's a Pity to Say Goodnight - Remastered
What Is This Thing Called Love? - Remastered
{"copyright_id":"0xb6dcc49f23e66b18c4af6956d8df395a8ec223f3391483b2592d92a3a3ffce2f","isrc":"QMDA71482811","name":"A Hundred Dreams from Now","registered_at":"2026-06-05T05:27:29Z","spotify_id":"2R9KveaVtFgiiEC6KSF9un","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6dcc49f23e66b18c4af6956d8df395a8ec223f3391483b2592d92a3a3ffce2f. 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/2R9KveaVtFgiiEC6KSF9un.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/2R9KveaVtFgiiEC6KSF9un.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x872154a646bd649545198923936f690c4285a8c381c0e819a5ebab6832c68492. 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/6cEjpNxk2fLM4xnTTTlnok.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/6cEjpNxk2fLM4xnTTTlnok.
Willow Weep for Me / Back to the Blues - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34017ed5bf59fe1da84335598fd473d10bc5e5e18b8f6be84c398564b93c0dee. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/49eW8T0XCAvxJtht4lF7oK.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/49eW8T0XCAvxJtht4lF7oK.
{"copyright_id":"0xbf70e12fd5b7a80dca43ab5bd0b3ba2d5aedb2d85707065c22c19f5b9eda22c5","isrc":"USSM15600026","name":"Social Call","registered_at":"2026-06-24T22:12:19Z","spotify_id":"598iMzuDAf7MXGo153F0nB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf70e12fd5b7a80dca43ab5bd0b3ba2d5aedb2d85707065c22c19f5b9eda22c5. 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/598iMzuDAf7MXGo153F0nB.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/598iMzuDAf7MXGo153F0nB.
{"copyright_id":"0x32eb3dc581292b8bff9c557ce27adea6c210a368069d390ea11462555ab6480b","isrc":"USSM15500024","name":"Moonlight In Vermont","registered_at":"2026-06-18T21:45:43Z","spotify_id":"2NPtYYq8XGQFYc1gJn1E4d","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32eb3dc581292b8bff9c557ce27adea6c210a368069d390ea11462555ab6480b. 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/2NPtYYq8XGQFYc1gJn1E4d.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/2NPtYYq8XGQFYc1gJn1E4d.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9615b572adb4f90c8d70e4364d8f3f74876b82dfda390ae5ab4d07477a31581a. 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/4G1cMziXe3VoCVk1A6ay9o.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/4G1cMziXe3VoCVk1A6ay9o.
{"copyright_id":"0x91dc49e59290992f37edfbf6fa00daceb600ca230da97b2f3ea59ce7f637b4d7","isrc":"USSM15500026","name":"I Could Write a Book","registered_at":"2026-06-04T13:32:37Z","spotify_id":"1iJMNtrVS4tfULT7SiP9s6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91dc49e59290992f37edfbf6fa00daceb600ca230da97b2f3ea59ce7f637b4d7. 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/1iJMNtrVS4tfULT7SiP9s6.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/1iJMNtrVS4tfULT7SiP9s6.
{"copyright_id":"0x8286920e01d0d28c096b7a995626d29dc8fa2f9de6738ae808dfc436be2fa810","isrc":"USSM15500027","name":"Gone With the Wind","registered_at":"2026-06-05T18:20:31Z","spotify_id":"5YyDTMOyYOQ7OPpSSYGxeN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8286920e01d0d28c096b7a995626d29dc8fa2f9de6738ae808dfc436be2fa810. 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/5YyDTMOyYOQ7OPpSSYGxeN.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/5YyDTMOyYOQ7OPpSSYGxeN.
{"copyright_id":"0xa4fb4cec368bb0cc5815bf32121dab83625ffca0274abe8d932694ea6e87c505","isrc":"USSM15500029","name":"Tell Him I Said Hello","registered_at":"2026-06-24T22:11:57Z","spotify_id":"6ToaAE90JJZM7lrBnAlt8b","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4fb4cec368bb0cc5815bf32121dab83625ffca0274abe8d932694ea6e87c505. 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/6ToaAE90JJZM7lrBnAlt8b.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/6ToaAE90JJZM7lrBnAlt8b.
{"copyright_id":"0xb4a0c121e4c69b367f9f4c6ce33664b2e300c7d26f9a3d83bf3dbaffb7ecb77d","isrc":"USSM15500036","name":"Bryant's Folly","registered_at":"2026-06-19T20:16:50Z","spotify_id":"2rz31OkFSK2P8qacd1igmH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4a0c121e4c69b367f9f4c6ce33664b2e300c7d26f9a3d83bf3dbaffb7ecb77d. 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/2rz31OkFSK2P8qacd1igmH.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/2rz31OkFSK2P8qacd1igmH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x297ae1a6b4824c2d49dc341e8c1afb41a35698b142f2665d570b74af4405009c. 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/56OlAUWh731QLF4Y7xYibZ.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/56OlAUWh731QLF4Y7xYibZ.
{"copyright_id":"0x1ab25dc1aaf746433f4f45bec716828b0119cfc1609cfa47d2bfe32a810f8d25","isrc":"USFI85900378","name":"Me And The Blues (Blues #1)","registered_at":"2026-06-24T01:18:10Z","spotify_id":"5pSGIUmPfMVaSjy2wn8UP8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ab25dc1aaf746433f4f45bec716828b0119cfc1609cfa47d2bfe32a810f8d25. 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/5pSGIUmPfMVaSjy2wn8UP8.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/5pSGIUmPfMVaSjy2wn8UP8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06f1f52faf3652c3985519cb651e7c0d1a00b01db14114c31f5da15064b6e307. 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/71sxItPq2XmskkRBqL1ASV.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/71sxItPq2XmskkRBqL1ASV.
{"copyright_id":"0x3ff9fa6d4813172e2e288f0d2e8619e47fde37a84b00743d523bd6c1ac6747a3","isrc":"DEQ109360003","name":"She's Funny That Way / Memories of You / I Surrender Dear","registered_at":"2026-06-11T23:34:40Z","spotify_id":"64AJnCjC5Er4y7ysdbus0l","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ff9fa6d4813172e2e288f0d2e8619e47fde37a84b00743d523bd6c1ac6747a3. 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/64AJnCjC5Er4y7ysdbus0l.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/64AJnCjC5Er4y7ysdbus0l.
Lonesome Traveller - Previously Unreleased Take
You Came A Long Way From St. Louis - Previously Unreleased Take
Alexandria, Va. - Previously Unreleased Take
Stompin' With Bill (Alt) - Previously Unreleased Take
St. Louis Blues - Previously Unreleased Take
Frankie & Johnny Boogie - Previously Unreleased Take
{"copyright_id":"0xe2eb0f6c5776063a37d8af19e4ef7d21b852c0ec884af7bb17d0119bf68e561a","isrc":"USUM70505071","name":"Lonesome Traveler","registered_at":"2026-06-11T23:36:26Z","spotify_id":"25ksdjsStaHcvRnPKo8FQN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2eb0f6c5776063a37d8af19e4ef7d21b852c0ec884af7bb17d0119bf68e561a. 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/25ksdjsStaHcvRnPKo8FQN.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/25ksdjsStaHcvRnPKo8FQN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6cb611354b4b8beb122dfe920281ba1c07a7b7a0af2a36817d3523133910893. 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/455ARr2a1bngFRlZdDSXFh.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/455ARr2a1bngFRlZdDSXFh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb76475371d18ba06e551db3c861e794c00b622fe0c39814effde3e92305dbc3. 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/6VAM0iPFCUv3adcB1TmaTk.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/6VAM0iPFCUv3adcB1TmaTk.
{"copyright_id":"0x0144ae3529d4e759a9f8395433a93392e3cc7c783acfc2e4c1f7caa1ace2c447","isrc":"DEZZ42171714","name":"Willow Weep for Me","registered_at":"2026-06-25T03:22:28Z","spotify_id":"3oBomRtncASMHxfto8S8zN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0144ae3529d4e759a9f8395433a93392e3cc7c783acfc2e4c1f7caa1ace2c447. 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/3oBomRtncASMHxfto8S8zN.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/3oBomRtncASMHxfto8S8zN.
{"copyright_id":"0xcae1e71590667d8d626233673c8adb95a64b442ade41a6ce2232ad35b7a3be80","isrc":"DEZZ42171715","name":"A Hundred Dreams from Now","registered_at":"2026-06-06T07:29:11Z","spotify_id":"0VIr8A09UYvMTrGw0Um7op","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcae1e71590667d8d626233673c8adb95a64b442ade41a6ce2232ad35b7a3be80. 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/0VIr8A09UYvMTrGw0Um7op.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/0VIr8A09UYvMTrGw0Um7op.