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 0xf5ad9aa8dd6049491064dbd179c1fa59f01c838e4011b18cb36bb612ff9c4b1c. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/795edc31-7898-48b3-a68e-2aeb79d7db6f.json and https://artists.proofprofile.net/proofs/artist/795edc31-7898-48b3-a68e-2aeb79d7db6f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xb31b9899002920e2b0e08e5aaeeb9a3eeeec03f0cbb208371480a772bfa29f49","isrc":"USCGH2231161","name":"Utopia Reimagined: Into Dreams","registered_at":"2026-06-08T13:25:37Z","spotify_id":"0r06bP6icxhWmW57Xs7grb","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 0xb31b9899002920e2b0e08e5aaeeb9a3eeeec03f0cbb208371480a772bfa29f49. 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/0r06bP6icxhWmW57Xs7grb.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/0r06bP6icxhWmW57Xs7grb.
The Inner Landscape of a Cabin in the Woods
Butterfly Lovers Violin Concerto: I. Adagio cantabile
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a00e8c18729a125a0adfb789f69ad5812cc55d3e18714ecd4ced866570dfdf4. 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/0pTfnpgeucANq8tIn7BCP5.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/0pTfnpgeucANq8tIn7BCP5.
Butterfly Lovers Violin Concerto: II. Allegro
{"copyright_id":"0xf6193385abcae14d33f030d4ab5a0178943ad1f3fe5a96bfe8b3271a227ab7d4","isrc":"NLE422423002","name":"Butterfly Lovers Violin Concerto: II. Allegro","registered_at":"2026-06-08T18:58:40Z","spotify_id":"5cpx1GwcM2gb8nhWz40lM9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6193385abcae14d33f030d4ab5a0178943ad1f3fe5a96bfe8b3271a227ab7d4. 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/5cpx1GwcM2gb8nhWz40lM9.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/5cpx1GwcM2gb8nhWz40lM9.
Butterfly Lovers Violin Concerto: III. Adagio assai doloroso
{"copyright_id":"0x0731ce3926a113b79623f02e43c7ea59bba7aa482d0cbb3013999212d12815da","isrc":"NLE422423003","name":"Butterfly Lovers Violin Concerto: III. Adagio assai doloroso","registered_at":"2026-06-04T08:12:30Z","spotify_id":"6Dc6V2K9nrwFfNcefx3XS3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0731ce3926a113b79623f02e43c7ea59bba7aa482d0cbb3013999212d12815da. 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/6Dc6V2K9nrwFfNcefx3XS3.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/6Dc6V2K9nrwFfNcefx3XS3.
Butterfly Lovers Violin Concerto: IV. Pesante - Più mosso - Duramente
{"copyright_id":"0x46d33199f821b0dd9d85a9d30b2b8452dee7460f16beb70b7ea69256d3e1300b","isrc":"NLE422423004","name":"Butterfly Lovers Violin Concerto: IV. Pesante - Più mosso - Duramente","registered_at":"2026-06-10T02:29:01Z","spotify_id":"6kPMG0y6nZABRszJqWCS9A","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46d33199f821b0dd9d85a9d30b2b8452dee7460f16beb70b7ea69256d3e1300b. 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/6kPMG0y6nZABRszJqWCS9A.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/6kPMG0y6nZABRszJqWCS9A.
Butterfly Lovers Violin Concerto: V. Lagrimoso
{"copyright_id":"0x26c390c38825ff21cd167b055e32bf9d029b9cfdd335243b58e1a48b19772dc6","isrc":"NLE422423005","name":"Butterfly Lovers Violin Concerto: V. Lagrimoso","registered_at":"2026-06-10T15:50:30Z","spotify_id":"1bUqrOdMbHmeGsh9HUXkyR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26c390c38825ff21cd167b055e32bf9d029b9cfdd335243b58e1a48b19772dc6. 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/1bUqrOdMbHmeGsh9HUXkyR.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/1bUqrOdMbHmeGsh9HUXkyR.
Butterfly Lovers Violin Concerto: VI. Presto resoluto
{"copyright_id":"0xbbcb358edd75fc125eb4d86697cbad38bf3d5b74154f4a09b0285b1642f45f98","isrc":"NLE422423006","name":"Butterfly Lovers Violin Concerto: VI. Presto resoluto","registered_at":"2026-06-10T16:02:49Z","spotify_id":"5EQZ625L9WFnaqz8pcNE1G","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbbcb358edd75fc125eb4d86697cbad38bf3d5b74154f4a09b0285b1642f45f98. 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/5EQZ625L9WFnaqz8pcNE1G.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/5EQZ625L9WFnaqz8pcNE1G.
Butterfly Lovers Violin Concerto: VII. Adagio cantabile
{"copyright_id":"0x4e9711dd41cf0d54047bf88f3659d7ceac282668d234acee9213cd439bb2811c","isrc":"NLE422423007","name":"Butterfly Lovers Violin Concerto: VII. Adagio cantabile","registered_at":"2026-06-10T16:01:42Z","spotify_id":"6t6I8O0Oy2nkI9KwF0agur","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e9711dd41cf0d54047bf88f3659d7ceac282668d234acee9213cd439bb2811c. 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/6t6I8O0Oy2nkI9KwF0agur.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/6t6I8O0Oy2nkI9KwF0agur.
{"copyright_id":"0xbf86226e10861b0059c39cc248aadd78bb40efee4955d17598006ee71cf98078","isrc":"NLE422423008","name":"Sunshine Over Tashkurgan","registered_at":"2026-06-18T14:07:05Z","spotify_id":"0ADpPydnCBaTPvihgewpMC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf86226e10861b0059c39cc248aadd78bb40efee4955d17598006ee71cf98078. 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/0ADpPydnCBaTPvihgewpMC.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/0ADpPydnCBaTPvihgewpMC.
Violin Concerto No. 1 in D Major, Op. 6: I. Allegro maestoso
{"copyright_id":"0x76744d14864e97b1e1caa97268b0439eae3504e67058b337ec22d38dfc1e19c4","isrc":"NLE422423009","name":"Violin Concerto No. 1 in D Major, Op. 6: I. Allegro maestoso","registered_at":"2026-06-11T02:47:52Z","spotify_id":"4EBjGh5QZzNfZD4Q9rktSh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76744d14864e97b1e1caa97268b0439eae3504e67058b337ec22d38dfc1e19c4. 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/4EBjGh5QZzNfZD4Q9rktSh.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/4EBjGh5QZzNfZD4Q9rktSh.
Violin Concerto No. 1 in D Major, Op. 6: II. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83676243cfd5f6ed66b8d01aa779ce5d747492b5674935d25c5d548a6b389a36. 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/61WT0iDbn8l7w0SzY4Jwxk.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/61WT0iDbn8l7w0SzY4Jwxk.
Violin Concerto No. 1 in D Major, Op. 6: III. Allegro spiritoso
{"copyright_id":"0x76873a8f5cbf31ebca7dce951cd63a956ab8ec374b5adc977207b18e56ac4538","isrc":"NLE422423011","name":"Violin Concerto No. 1 in D Major, Op. 6: III. Allegro spiritoso","registered_at":"2026-06-18T12:42:57Z","spotify_id":"0pG7IYCwlYZ4Pvsz0YVgFH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76873a8f5cbf31ebca7dce951cd63a956ab8ec374b5adc977207b18e56ac4538. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0pG7IYCwlYZ4Pvsz0YVgFH.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/0pG7IYCwlYZ4Pvsz0YVgFH.
Saint-Saëns: Carnival of the Animals / Britten: Young Person's Guide to the Orchestra
Carnival of the Animals: I. Introduction
Carnival of the Animals: II. Royal March of the Lions
Carnival of the Animals: III. Hens and Cocks
Carnival of the Animals: IX. Persons with Long Ears
The Young Person's Guide to the Orchestra: I. Introduction & Theme
The Young Person's Guide to the Orchestra: II. Woodwind
The Young Person's Guide to the Orchestra: III. Strings & Harp
The Young Person's Guide to the Orchestra: IV. Brass
The Young Person's Guide to the Orchestra: V. Percussion
The Young Person's Guide to the Orchestra: VI. Fugue