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 0x5f7746a470019b4480b24ca010ef3e9af9a58eb9453643b55ffc916102c6a871. 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/3cb65e77-febf-4192-8593-7a53d9f48e6a.json and https://artists.proofprofile.net/proofs/artist/3cb65e77-febf-4192-8593-7a53d9f48e6a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xbe288b46b62a7481e90950a15c58b49bd0e8d077796bc7f0b9c05791dbb7eb22","isrc":"USA561318384","name":"Lullabye (Goodnight, My Angel)","registered_at":"2026-06-20T02:30:59Z","spotify_id":"51hDfqtNKj05wfjTFdHxMk","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 0xbe288b46b62a7481e90950a15c58b49bd0e8d077796bc7f0b9c05791dbb7eb22. 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/51hDfqtNKj05wfjTFdHxMk.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/51hDfqtNKj05wfjTFdHxMk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf629b4d31b68c4631fd1d347252e00ac747a73f129db196cb6b4d947510cfa16. 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/6Q7vr60EpLAv4N94gavwJ6.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/6Q7vr60EpLAv4N94gavwJ6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a1aaf421ab0c1e11e8ef27829eb3018b3fce8e506ba01616834a89f490a6373. 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/5TCgQg30vrQiUHkb7TrPO1.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/5TCgQg30vrQiUHkb7TrPO1.
{"copyright_id":"0x3f8eb0bf26cd9d7ab8a00db41b81722ba69b7698c70ae42d26429cc7b4a15fcb","isrc":"USA561318386","name":"She’s Always a Woman to Me","registered_at":"2026-06-09T06:24:50Z","spotify_id":"0Ubyh3uywzUWPHh4zjKLtC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f8eb0bf26cd9d7ab8a00db41b81722ba69b7698c70ae42d26429cc7b4a15fcb. 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/0Ubyh3uywzUWPHh4zjKLtC.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/0Ubyh3uywzUWPHh4zjKLtC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4cb5765755fd6b1c56da30168e0808eb14da84ee85541368f89173db0c201850. 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/4R3w1i0yfdzaEiKSyfNSv7.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/4R3w1i0yfdzaEiKSyfNSv7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35576f0e538617a1e2974c64479336d897f3d44c5c78b0f7455e81a9a6b717bf. 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/5C2x9Wkypb3RIjwpvKmUIj.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/5C2x9Wkypb3RIjwpvKmUIj.
Mon Dieu, j’ai en toi esperance (Psalm 7)
Shir hama'a lot Ashrei koi yere (Psalm 128)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa94feaa550e0175bab384876d95ef88890c1d34351ba3cc9cf7f015566f8a97. 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/27GIzgkAX3NFkjiZpDOQKE.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/27GIzgkAX3NFkjiZpDOQKE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7b15aa2006498f25454d045eb574ca606ce0bd0899c2c6441012eaddf98b6d4. 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/5smPViFYtztTo7ww9gJXpD.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/5smPViFYtztTo7ww9gJXpD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb007ffdefb08a2ed7cad5b11bd80c6ec28bcd0df66f3faf2b201e70e7f403d4c. 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/2Kpe1MEnVAoKU0infmZxXw.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/2Kpe1MEnVAoKU0infmZxXw.
{"copyright_id":"0x6794e4ba29f845a67a91a68049189ace83efeb6414bf1311f4dc47679b46ee22","isrc":"USA561300550","name":"After the Goldrush","registered_at":"2026-06-20T02:36:08Z","spotify_id":"3u7eQmFOUDATeKMPUjDpGs","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6794e4ba29f845a67a91a68049189ace83efeb6414bf1311f4dc47679b46ee22. 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/3u7eQmFOUDATeKMPUjDpGs.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/3u7eQmFOUDATeKMPUjDpGs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e4d51d2a9329d47aeb41ce8bb528ce415230d92e9d88465b54c5ee7f05ee575. 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/2axxtiNMyeVFdd6ys2r7mx.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/2axxtiNMyeVFdd6ys2r7mx.
A Lover's Journey: Shall I Compare Thee to a Summer’s Day?
{"copyright_id":"0x876402e572cd1da878b98e11e2c5162c8ceaa518df485d5bfd5bd25a77d32a03","isrc":"GBAYD8300165","name":"Arcadelt: Il bianco e dolce cigno","registered_at":"2026-06-27T05:13:55Z","spotify_id":"5amoF8U4y5U2WgyWDjEXBo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x876402e572cd1da878b98e11e2c5162c8ceaa518df485d5bfd5bd25a77d32a03. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5amoF8U4y5U2WgyWDjEXBo.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/5amoF8U4y5U2WgyWDjEXBo.
Byrd: Who Made Thee, Hob, Forsake the Plough?
Farmer: Fair Phyllis I Saw Sitting All Alone
{"copyright_id":"0xf48ec9a8ca4527a28edaf4bca08e87b9004cb08aa0b6ba63d1f863733a541c1c","isrc":"GBAYD8300173","name":"Farmer: Fair Phyllis I Saw Sitting All Alone","registered_at":"2026-06-24T14:41:22Z","spotify_id":"4HQuvGs7RUs3rkbsZObBUO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf48ec9a8ca4527a28edaf4bca08e87b9004cb08aa0b6ba63d1f863733a541c1c. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4HQuvGs7RUs3rkbsZObBUO.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/4HQuvGs7RUs3rkbsZObBUO.
{"copyright_id":"0xcbd49e659a6b65ada3f4e396f492370fe12dc23cbe6ae6903a2c07fe94659670","isrc":"GBAYD8300344","name":"Morley: Now is the Month of Maying","registered_at":"2026-06-09T18:49:19Z","spotify_id":"1ElT34C6LieJmIA0GABkRW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbd49e659a6b65ada3f4e396f492370fe12dc23cbe6ae6903a2c07fe94659670. 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/1ElT34C6LieJmIA0GABkRW.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/1ElT34C6LieJmIA0GABkRW.
Lassus: Bon jour et puis, quelles nouvelles
Anonymous: Mignonne, allons voir si la rose
Hassler: Tanzen und Springen (Instrumental Version)
{"copyright_id":"0x85c6b3d99812ec5f597dcd4edb56f661b58005cb682be938fba451e90b7a05fd","isrc":"GBAYD0700480","name":"The Barber of Seville, Overture","registered_at":"2026-06-09T16:18:40Z","spotify_id":"1PT3zNAnVCN2CjeYaTcQH7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85c6b3d99812ec5f597dcd4edb56f661b58005cb682be938fba451e90b7a05fd. 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/1PT3zNAnVCN2CjeYaTcQH7.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/1PT3zNAnVCN2CjeYaTcQH7.
Hummelflug (from Das Märchen vom Zar Saltan)
Pater Noster: A Choral Reflection on the Lord's Prayer
{"copyright_id":"0xe4858d1971f52df66ad414586da13d4afd85d933c9a3c2a9ccef973a69e27c9a","isrc":"HKI191245401","name":"Pater Noster: Pater noster","registered_at":"2026-06-06T16:49:31Z","spotify_id":"2BzNh3athJfOG44ymNTk3b","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4858d1971f52df66ad414586da13d4afd85d933c9a3c2a9ccef973a69e27c9a. 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/2BzNh3athJfOG44ymNTk3b.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/2BzNh3athJfOG44ymNTk3b.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd3e086bafe40630d3b4d6704851b10025bd387c90932461cd886eda4857b7ef. 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/4edD1dUbiZlMOfhO8T0xBv.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/4edD1dUbiZlMOfhO8T0xBv.
{"copyright_id":"0x51a53c69c95cfb096d4c7465882d7df41c7c32fa8d56a534eaa26715d266d1c2","isrc":"HKI191245405","name":"Holy is the True Light","registered_at":"2026-06-20T04:31:49Z","spotify_id":"4Nt4bxfgbxBDrYP7LAtW7E","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51a53c69c95cfb096d4c7465882d7df41c7c32fa8d56a534eaa26715d266d1c2. 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/4Nt4bxfgbxBDrYP7LAtW7E.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/4Nt4bxfgbxBDrYP7LAtW7E.
Masses, Book 2: Missa Papae Marcelli: Sanctus
{"copyright_id":"0x5fe3c2e94a0e5e98243a1aaa55231fb9c90067e17b124c9773c7ab3898e44a14","isrc":"HKI191245406","name":"Masses, Book 2: Missa Papae Marcelli: Sanctus","registered_at":"2026-06-25T18:36:35Z","spotify_id":"1PXNB1nRYd8zyoDYaKNTw5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5fe3c2e94a0e5e98243a1aaa55231fb9c90067e17b124c9773c7ab3898e44a14. 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/1PXNB1nRYd8zyoDYaKNTw5.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/1PXNB1nRYd8zyoDYaKNTw5.
{"copyright_id":"0xb7c7943f89633ed5ac6c79ca470a146986a9f2f8bcef35ab24a9a08a8c359c94","isrc":"HKI191245407","name":"Vater unser, der du bist im Himmel","registered_at":"2026-06-25T18:47:15Z","spotify_id":"2ZWE8yjLWk3P0f2PIA2cNk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7c7943f89633ed5ac6c79ca470a146986a9f2f8bcef35ab24a9a08a8c359c94. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2ZWE8yjLWk3P0f2PIA2cNk.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/2ZWE8yjLWk3P0f2PIA2cNk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab343bc43e12c1c6574c81fe655e8c8510027bddf49d613ffe3bbb8782964392. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5kDrLKqYWGDAunMciZ3GlN.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/5kDrLKqYWGDAunMciZ3GlN.
{"copyright_id":"0x03c7d92eda49beb84f4bfe4de1e5d2f52fca249a4b6e3fd43ef9b87cb34a3c4c","isrc":"HKI191245409","name":"Cantate Domino","registered_at":"2026-06-23T02:22:35Z","spotify_id":"2X3JK2XEFFTI545FYljMpF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03c7d92eda49beb84f4bfe4de1e5d2f52fca249a4b6e3fd43ef9b87cb34a3c4c. 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/2X3JK2XEFFTI545FYljMpF.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/2X3JK2XEFFTI545FYljMpF.
{"copyright_id":"0xcf27b5d4faa919668e0bd1103c0576eeb7af7cfb6fef86555a2cf57aa44a6da4","isrc":"HKI191245410","name":"Pater noster (Otche nash', Our Father)","registered_at":"2026-06-25T18:38:29Z","spotify_id":"5dhhUauQphOj6uge6BUo9H","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcf27b5d4faa919668e0bd1103c0576eeb7af7cfb6fef86555a2cf57aa44a6da4. 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/5dhhUauQphOj6uge6BUo9H.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/5dhhUauQphOj6uge6BUo9H.
4 Petites prieres de Saint Francois d'Assise, FP 142: No. 1. Salut, Dame Sainte (Modere, mais sans lenteur)
{"copyright_id":"0x03439d0cb78a8a14b4a8de6021cae6f958a24fc9a8a35d1652b1617d65f10b86","isrc":"HKI191245411","name":"4 Petites prieres de Saint Francois d'Assise, FP 142: No. 1. Salut, Dame Sainte (Modere, mais sans lenteur)","registered_at":"2026-06-26T21:06:26Z","spotify_id":"7m3IgZXxIquK54IitUSfpR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03439d0cb78a8a14b4a8de6021cae6f958a24fc9a8a35d1652b1617d65f10b86. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7m3IgZXxIquK54IitUSfpR.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/7m3IgZXxIquK54IitUSfpR.
4 Petites prieres de Saint Francois d'Assise, FP 142: No. 2. Tout Puissant, tres saint (Majestueux et eclatant)
{"copyright_id":"0x4ec525440b2c6a1a34f1e237f0fe85216ae7109ecf704be6f76526579f00af30","isrc":"HKI191245412","name":"4 Petites prieres de Saint Francois d'Assise, FP 142: No. 2. Tout Puissant, tres saint (Majestueux et eclatant)","registered_at":"2026-06-26T21:04:38Z","spotify_id":"1e2q93Atk6ZTGCVQkc5u9v","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ec525440b2c6a1a34f1e237f0fe85216ae7109ecf704be6f76526579f00af30. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1e2q93Atk6ZTGCVQkc5u9v.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/1e2q93Atk6ZTGCVQkc5u9v.
4 Petites prieres de Saint Francois d'Assise, FP 142: No. 3. Seigneur, je vous en prie (Tres expressif et fervent)
{"copyright_id":"0xc94f15efd0b3cce9a3470d04f451d41840f11ac6b4144c6a7f680c6a726a517c","isrc":"HKI191245413","name":"4 Petites prieres de Saint Francois d'Assise, FP 142: No. 3. Seigneur, je vous en prie (Tres expressif et fervent)","registered_at":"2026-06-27T00:52:10Z","spotify_id":"04pjci43VvrVtNKWKVEFFO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc94f15efd0b3cce9a3470d04f451d41840f11ac6b4144c6a7f680c6a726a517c. 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/04pjci43VvrVtNKWKVEFFO.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/04pjci43VvrVtNKWKVEFFO.
4 Petites prieres de Saint Francois d'Assise, FP 142: No. 4. O mes tres chers freres (Bien calme)
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Storrs Willis: It Came Upon the Midnight Clear
Traditional: We Wish You a Merry Christmas
Brooks / Arr. Ives: O Little Town of Bethlehem (Arr. Ives)
Runswick: A Little Christmas Music (Medley à la Mozart)
Traditional: The Boar's Head Carol (ca. 15th and 18th Century)