1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 0x58a00a4d56fe29b7c5ca5f0ebea7f9d58f1f9e192ae8050aa23d902167009831. 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/4663f96a-0454-4cef-8401-564fb62ce949.json and https://artists.proofprofile.net/proofs/artist/4663f96a-0454-4cef-8401-564fb62ce949.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Mozart: Don Giovanni, K. 527 (Prague Version)
Mozart: Don Giovanni, K. 527 (Vienna Version)
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a3c5177b87ba8ef49ae5c82be9303725a0ce093d7f1647e2586ba3e0a81e279. Chain 2 (Bitcoin): anchored in block 957048 (2026-07-07T14:18:56Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9200851.
Mozart: Don Giovanni, K. 527, Act 1: Introduzione. "Notte e giorno faticar" - "Lasciala, indegno!" (Leporello, Donna Anna, Don Giovanni, Il Commendatore)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8037c34f1adb6461e6290d769a04faf45f8daad69f0b9002111f21e74d8e6f83. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9200853.
Mozart: Don Giovanni, K. 527, Act 1: Duetto. "Fuggi, crudele, fuggi!" (Donna Anna, Don Ottavio)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1fdc43064247e44cf892827a7ed75123c8bdf49e708b5dedd06c316a8864b59. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9200856.
Mozart: Don Giovanni, K. 527, Act 1: Aria. "Ah! Chi mi dice mai" (Donna Elvira, Don Giovanni, Leporello)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x774ce83402a215ab1d6912f6a09fc596fde9d03f442bd52df78ebf2c4d372d8d. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9200858.
Mozart: Don Giovanni, K. 527, Act 1: Duettino. "Là ci darem la mano" (Don Giovanni, Zerlina)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23f4b0a69ef610bbce376421a5b878dc5f06975dfd3ca5918fd2dcb67e915978. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9200866.
Mozart: Don Giovanni, K. 527, Act 1: Aria. "Fin ch'han dal vino" (Don Giovanni)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8123bb94ac74fbfefce1fc8cfd603fdce775b145411c1dfcd96e24058a8fc9d7. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9200884.
Mass No. 3 in F Minor, WAB 28: Qui tollis peccata mundi
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf18a490c52f300dee257372c77a3844cf00c7416687e3829575e09a20e16efa0. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380010711.
Mass No. 3 in F Minor, WAB 28: Quoniam tu solus sanctus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f2283f0bbb8225aaa88eb185cdead1741812b66c4670e4e31bc85751a3b5dce. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380010712.
Mass No. 3 in F Minor, WAB 28: In Gloria Dei Patris
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x151acbc28094267e155d14a5872a040baeba3ce1fedbfc601b7000951714644d. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380010713.
Mass No. 3 in F Minor, WAB 28: Credo in unum Deum
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c2065f2f87ccb62c9169308c81c2b81bcdb41f68cbc3ca35624a73657be8c59. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380010714.
Mass No. 3 in F Minor, WAB 28: Et in spiritum sanctum
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x491515f95b91c39e6238a405a1e37164ef79ae6c93dd817ef4371bd949bfefb5. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380010718.
Mass No. 3 in F Minor, WAB 28: Benedictus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7df82619e7dc9c78a84585a87785019f5c69baca262f4096a801dfe8dc0f630. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380010723.
Mass No. 3 in F Minor, WAB 28: Dona nobis pacem
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe47e97539a006e6f92f4ec083f1801f119757f6ae87a7fcfb582429f790524d2. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380010726.
Schubert: Mass In G Major, D. 167; Tantum Ergo In E Flat Major, D. 962; The 23. Psalm In A Flat Major, D. 706, Op. Posth. 132 / Schumann: Requiem For Mignon, Op. 98b
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2236dca2d4c482f620cf7abc1ce20ed1ca47f559c8ddd36ef45a96505a5c8354. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004481.
Mass No. 2 in G Major, D. 167: II. Gloria
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5389e5e46e7ca95e57e8e0787776ad7a68b874187381acc56f5445863960134e. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004482.
Mass No. 2 in G Major, D. 167: III. Credo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96253e6cbe9e1421ae60b6421dd1ec8ae5009af491740d2aa5db61793ca5669d. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004483.
Mass No. 2 in G Major, D. 167: IV. Sanctus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf99d299a06ca1b1335c356a5a3a53e4069a14d9ef0285999d28e90bee578bcde. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004484.
Mass No. 2 in G Major, D. 167: V. Benedictus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6de92bfc965a8dbb02126f7883a39858b28969d4b95ed2b272517969c534801. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004485.
Mass No. 2 in G Major, D. 167: VI. Agnus Dei
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2c422fe86d9879a22d7add4a1ced20bce5646ba60004842a63bd441e1866aab. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004486.
Requiem für Mignon, Op. 98b: I. Langsam feierlich
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdaac0ae626a6b79abc015d596359f5aab55d9d3fe4b99d99285838829c393184. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004501.
Vocal Recital: Schmidt, Andreas - Schubert. / Pfitzner /Reichardt. / Van Beethoven / Mendelssohn.
Loewe: Lieder & Balladen (Complete Edition, Vol. 1)
Brahms: Lieder (Complete Edition, Vol. 3)
Schumann: 12 Gedichte, Op. 35; Liederkreis, Op. 39; Lieder, Op. 40
Ein deutsches Requiem, Op. 45: I. Chorus. Selig sind, die da Leid tragen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dd26e5b4a7953acb7e82efe612b387d7f60430e8ec5c4ad4ace3d05630bc43b. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059202601.
Ein deutsches Requiem, Op. 45: II. Chorus. Denn alles Fleisch, es ist wie Gras
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb3d145c7e00bd4e485af8c2a712fa6f1435f1ab98cbd085b03b6649e233ed77. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059202602.
Ein deutsches Requiem, Op. 45: V. Solo Soprano and Chorus. Ihr habt nun Traurigkeit
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f56d09243c98cb28d2457812f5665f5fcc0bb9befdd6701dbe580efdb9e3779. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059202605.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe87ac7e8481dd0ad9d8fc3fc6797c292a738702a8b59a47f199292cb2a30063e. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059030705.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9b020d94cdab4c3bca5d65ce4839cd196314a73462d74e46229e36320564634. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059030724.
Die schöne Müllerin, D. 795: No. 7, Ungeduld
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58125f4a88927ad60357b5d3be3b86036b2fcaee8f7e0e0a4ba4f19cb3caad60. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059130607.
Mahler: Lieder eines fahrenden Gesellen, Rückert-Lieder & Kindertotenlieder
Kindertotenlieder: I. Nun will die Sonn' so hell aufgeh'n
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x604eb3fa2a6bb9fff04e88c4a15a3b7219c8ac1e387e56a7c3a324a1676ea317. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTE10305269.
Brahms: 4 Ernste Gesänge, Op. 121 / Wolf: Michelangelo Lieder / Mahler: Rückert Lieder
Rückert Lieder: Ich bin der Welt abhanden gekommen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x919b39bf676e0723d92aa78580f545b725afd52bd3a0c9e3cb041305fa6452b7. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058904354.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad98d36c806b4614aa2a5bb01cf35aaa9406de0a18e0f9b24617f37429f1c1ed. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058802723.
6 Songs Op. 13: 4. Als ihr Geliebter schied
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe28b8c0d82447b0a2383c4d78f3900799a1fdf83a5a140dfd9cef2c4f4c58c0c. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058802725.
Fauré: Requiem / Ravel: Pavane pour une infante défunte
Requiem, Op. 48: 1. Introit et Kyrie (Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x588ceda044da85e2fb2c4b1e2d55b295bb38badfe278291c3ff15548d44bbdea. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058600842.
Requiem, Op. 48: 2. Offertoire (Bariton, Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf80d0893e57b2c78e35ab74a99f567de358f317c3ec25b856ff4fb8fce93b39. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058600843.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcf406090127451c508cee45f2f71f883120f727c19a596fe59a4403f8c39036b. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058600844.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a9d8f7103b622762e7d961484030e2e2d66bd5e11ec37e32b7533675b8e7bab. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058600845.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fe8b5819401546dcb2d2fddf894f55bfb940b4cd71ca07a682e834428ba1adb. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058600846.
Requiem, Op. 48: 6. Libera me (Bariton, Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0da723de9d15f49116824e9bd7230cc91ddeb2f2dd45f9b2ddb54aa9850ee69. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058600847.
Requiem, Op. 48: 7. In Paradisum (Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb30224558e9fd7f736df54d19f86675e3ed0a4958db20dce231a5393d90737e. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058600841.
Pavane pour une infante défunte, M.19: Lent
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x631361dd144d1e296a47455dd4f2a9264de0319485bc193a0e2e8b54c56555f5. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058600850.
Schumann: Liederkreis, Op. 39: No. 5, Mondnacht
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0a7bf13a8f31012c251c8055a8e5143a9dde8d82b4383e36252a8e63f7557f6. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9200877.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23f4b0a69ef610bbce376421a5b878dc5f06975dfd3ca5918fd2dcb67e915978. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9200866.
Mozart: Die Zauberflöte, K. 620, Act 2: "Pa-pa-pa" (Papageno, Papagena)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a46ed6dc7a26c18b9db25664248d2180de2dd3ac47ccf047e4c294da840217b. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9001060.
Tannhäuser - Paris Version / Act III: O du, mein holder Abendstern
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdecd5d1a15ea4e94ab4ef68fc673b9275c19bacd60d085efdd8aac41ac590dae. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058831010.
Mozart: Mass in C K317 "Coronation Mass" / Haydn: Missa in tempore belli
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Mass in C Major, K. 317 "Coronation": 2. Gloria
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Mass In C, K.317 "Coronation": 6. Agnus Dei - Live
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Mass in C, K.317 "Coronation": 4. Sanctus
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Mass in C, K.317 "Coronation": 5. Benedictus
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Missa in tempore belli "Paukenmesse", Hob. XXII:9 in C: Kyrie
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Tannhäuser - Paris version / Act III: "Heil ! Heil! Der Gnade Wunder Heil!"
Chorus of the Royal Opera House, Covent Garden
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Die Zauberflöte, ZWEITER AUFZUG, Nr.10 Aria & Dialog: Aria con coro: O Isis und Osiris ... (Sarastro/Priester)
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