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 0x4fb538c6d6a59253d55933926f78825cc4b6227fce7de40d390f2622cfeb0fb8. Chain 2 (Bitcoin): anchored in block 953778 (2026-06-15T11:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b55fe00e-6c37-4b95-878a-d926b9a38b8d.json and https://artists.proofprofile.net/proofs/artist/b55fe00e-6c37-4b95-878a-d926b9a38b8d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Mascagni: Cavalleria Rusticana / Leoncavallo: Der Bajazzo - Highlights (Sung in German)
Offenbach: Hoffmanns Erzählungen - Highlights (Sung in German)
Hoffmanns Erzählungen (Les Contes d'Hoffmann): "Aus dem Keller kommt hervor, Geister des Weines!"
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 0x297198ff0c91dae5608e2504a7e4d5835094c9c1c0596a3f760c5e86fd245342. 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/DEF066231302.
Hoffmanns Erzählungen (Les Contes d'Hoffmann): "Schöne Nacht, du Liebesnacht"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0635f42fea4a05af7ca5be7d4bcfe8f1912b0967ec04158c724c4d2ae2dbbe5. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), 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/DEF056231313.
Verdi: Aida - Highlights (Sung in German)
"Nessun dorma" - Opernarien von Puccini und Verdi
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9445e024758af15b9e8fd84ee4b47927f7debb4bbf86451ed768d3b81469f703. 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/DEHB51289252.
Ein Walzertraum: "Alles, was keck und fesch"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6025f7162dc2a23a0322b935856bba2a5f5f4a66ebedfd0be70bfe92013909b. 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/DEHB51289253.
Gasparone: "Ein in'tressantes Abenteuer"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d593904824082db6eb34d128c55d4e39b0037a1375b615ac2d32de4d6029b02. 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/DEHB51284609.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33242f085fe75e5b3aab7d251dbf368c8c3205a498eb74ecd2b12ae402053fe9. 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/DEHB51284617.
Verdi: Nabucco - Highlights (Sung in German)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac39ee518f272cf664701212fe063350cb42ffa747b15f98982e35b0b4fc9de3. 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/USBC16500310.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0762ae40ebfba51bef1dc347037d5c218c1ab98d29fdb55daea97ed380f63efc. 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/USSM19401909.
Meine Lippen sie küssen so heiss - Operetta's Greatest Hits
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9a41e6738b8b930154d264af0ab0f805f106af5cb131807e227bb9f6ed20f17. 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/DEN960800270.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd874f8e9a1b54fd07a973276e6b90ac64c0e38efc38a1fc5a0e391ab81a71b6d. 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/NLA508602007.
Puccini: Tosca (Highlights - Sung in German)
Kienzl: Der Evangelimann, Op.45 (Highlights)
Die Zirkusprinzessin - operetta in 3 Acts: Einleitung - Wieder hinaus ins strahlende Licht - Zwei Märchenaugen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd6ac7a3189816177edf2d651dc5521713e6d6ac84297fc00e91e9e788194bb88. 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/DEF066617180.
Maske in Blau: Schau einer schöne Frau nicht zu tief in die Augen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4266ddd091ec6c2a82d1b262a3eeacdee1872e0a8f47eab77a24d1677f7919dd. 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/DEF066407370.
Ein Walzertraum - Operetta In 3 Acts: Piccolo-Duett
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4b9d23f0639b024c9e0dee0fdb780e41410e562bb5e9d4b14f35165706701a6. 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/DEF066413440.
Viktoria und ihr Husar: Reich' mir zum Abschied noch einmal die Hände
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7154fcc0e45261adf530ec30a9e8da21e1e917b488435a29ff332278629cf25c. 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/DEF066204500.
Der fliegende Holländer live 1963 conducted by Karl Böhm (HD Mastering 2024)
Der fliegende Holländer, WWV 63, WWV63: Overture - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ea2bc511a1d63f76d7f328525034bcf8c0013757693fa7593dba73188b13b72. 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/USB8U2301654.
Viktoria und ihr Husar - Die Blume von Hawaii - Frau Luna
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc5a8d43bc156c36406eeaf2732b732b095ed0bf078703cb34ba079b3e59c957. 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/DEF066204470.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe62cf13353805234d6100dc496419953c5de9cb047eaed217a8e05c77c3f213d. 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/DEF066204480.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7154fcc0e45261adf530ec30a9e8da21e1e917b488435a29ff332278629cf25c. 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/DEF066204500.
Viktoria und ihr Husar: Wir singen beide Do-Do-Do
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d077d7f9771591bca105b66ad952117ba735a23a1f9218c323099969e0ccc62. 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/DEF066204510.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76ea0523b8ee62e29b9e19b15ddf994159db5b5c4b93eea11cb1732c6ba5970c. 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/DEF066204520.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf141a60929b6f24d38b4f9d8655b46f43fe9412564d721a57c535a79f510542a. 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/DEF066205350.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x372661e3e634448e3956b72b70cbc84819145c01e5b516c4420bb89cfdf3c3ba. 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/DEF066003960.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3d941c341c8fbb536f150d50e70dc1c20a10c69c90bbc977c32440d7734ee5d. 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/DEF066004000.
Goldene Operette / Der Zigeunerbaron - Eine Nacht in Venedig - Die Fledermaus
Der Zigeunerbaron, Operetta in 3 Acts: Ja, das alles auf Ehr'
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc58ac752ecdc48d5b9556c11f05f85db803283b7153faa1eeb072ea78470ef6a. 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/DEF066421810.
Der Zigeunerbaron, Operetta in 3 Acts: Ja, das Schreiben und das Lesen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8823f2b1c6d63de9aadd94530eaa856e62ab8b71c19de097913f9972af14ea5. Chain 2 (Bitcoin): anchored in block 957819 (2026-07-13T07:53:33Z), 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/DEF066411380.
Der Zigeunerbaron, Operetta in 3 Acts: Gib acht, es kracht!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbfbe4a8c76ceed2f15158013b1fb1c9758e5727f8112deb79941c3ed3b84965f. 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/DEF066421820.
Der Zigeunerbaron, Operetta in 3 Acts: Wer uns getraut?
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12fecabce83e78d8462ea53fce82e6827cea49ee24b8623fa8a528e8bfdc924d. 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/DEF066421830.
Der Zigeunerbaron, Operetta in 3 Acts: Her die Hand, es muß ja sein (Werberlied)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30eb84161b274f88ea4d3cb39925010c249dca298325e57d40eeff671b57f71e. 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/DEF066421840.
Eine Nacht in Venedig - operetta in 3 Acts: Drum sei fröhlich, sei selig, Venezia
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x924ed6cc4b05e36cc0977c4625ad8972e90d5f5519f121117521ab94cfe418ee. 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/DEF066411490.
Eine Nacht in Venedig - operetta in 3 Acts: Ach wie so herrlich zu schau'n (Lagunen-Walzer)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16ca5ed76d8179e5ceecb5577cb7c18a62d32d5ed42034b5b6f66067c36a9d5d. 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/DEF066411520.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9be2b843389c2ef605268c758dd18818b6f5b49b31a0a4079ad6674f7aaa9637. 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/DEF066307540.
Die Fledermaus: Oh je, wie rührt mich dies... Folgen Sie nun schnell
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x835d9fbeef17298ce20ade926817569da5da90ccbdbe0f8f628f06d8ca083722. 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/DEF066307550.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6e67255d69beb9e5e6cb28b3c42e73ae8e2e3dfb386c9bba632f9579c3b88b4. 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/DEF066307600.
Die Fledermaus: Im Feuersturm der Reben - Finale
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6cafec825e7325516a81998590a5144a7be17b06b738259fff23d98fe339fc8f. 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/DEF066318950.
Wiener Blut - Maske in Blau - Die Dollarprinzessin
Wiener Blut (operetta): Einleitung - Wiener Blut
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4fa731669bbb5f78f63f9df090fcc436bff7578f969fd5bffdb01a92ca6f5cff. 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/DEF066411640.
Wiener Blut (operetta): Drauss' in Hietzing
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x735e4544b106af0bb8cd423b075d33b2f08b5718b9127bc6c640ff417b608d61. 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/DEF066421890.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x77cd8fd1bdc5d867771bee10ab83a8be804d48912831e82ac19edb681f8e2568. 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/DEF066421910.
Wiener Blut (operetta): Geht's und verkauft mein G'wand
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15afda4207ee59e500eee6cb6d953720bb22e85b1feefe2cd5ce45c2c65efc92. 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/DEF066421920.
Wiener Blut (operetta): Du süßes Zuckertäuberl
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x918dde59f22c80d4d98a05d0201e2c6f926d7bcb9d1664267c6907a56e1dacf8. 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/DEF066411720.
Wiener Blut (operetta): Ich bitt' dich nicht
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe60145d3c7201969da12004faff66a648362800568c1ac6ec8aacd30fd1a7cdb. 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/DEF066411740.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x419d8d6918f12c99da55517fddd41bb958b284a4b4f3991007cf9f8d24e130f8. 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/DEF066411750.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x94d1bbc7a44b5b351c3cbd63f05e6577c0e050c00de53ff82437dacec3f4f2d1. 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/DEF066422310.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa93c70145be3df62c78530387545a7e9956861bc4084ccab4acaf596a0dcf68a. 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/DEF066407340.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4266ddd091ec6c2a82d1b262a3eeacdee1872e0a8f47eab77a24d1677f7919dd. 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/DEF066407370.
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Die Dollarprinzessin: Wir tanzen Ringelreih'n
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Die Dollarprinzessin: Das sind die Dollarprinzessen
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Der Bettelstudent - Gasparone - Die Dubarry
Der Bettelstudent - operetta in 3 Acts: Einleitung - Ach, ich hab' sie ja nur auf die Schulter geküßt
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Der Bettelstudent - operetta in 3 Acts: Ich hab' kein Geld, bin vogelfrei
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Der Bettelstudent - operetta in 3 Acts: Ich setz' den Fall
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Gasparone - operetta in 3 Acts: Tarantella
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Das Land des Lächelns - Der Zarewitsch - Paganini
Die lustige Witwe - Ein Walzertraum - Der Graf von Luxemburg
Overture 1812, Op. 49: Overture 1812 - Beginning
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Romeo and Juliet, Op. 64 / Act I: No. 13, Dance of the Knights
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Das Land des Lächelns / Act 1: Immer nur lächeln
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Das Land des Lächelns / Act 1: Bei einem Tee à deux
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Das Land des Lächelns / Act 2: Dein ist mein ganzes Herz
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Das Land des Lächelns: Willst du nicht das Märchen sehen
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Das Land des Lächelns / Act 2: Ich möcht' wieder einmal die Heimat seh'n
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Das Land des Lächelns: Meine Liebe, deine Liebe
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Das Land des Lächelns / Act 3: Finale 3 - Liebes Schwesterlein, sollst nicht traurig sein
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Sándor Kónya singt Puccini-Arien (Stereo Version)
Sándor Kónya singt Puccini-Arien (Mono Version)
Puccini: La Bohème - Highlights (Sung in German)
Also sprach Zarathustra, Op. 30: I. Prelude. Sonnenaufgang
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Peer Gynt, Op. 23, Act IV: No. 13, Prelude. Morning Mood
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Eine kleine Nachtmusik, K. 525: I. Allegro
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Il trovatore, Act II: Vedi! Le fosche notturne spoglie "Anvil Chorus"
Coro dell'Accademia Nazionale Di Santa Cecilia
Orchestra dell'Accademia Nazionale di Santa Cecilia
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Orpheus in the Underworld: Can-Can - Live
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Orchestral Suite No. 3 in D Major, BWV 1068: Air "on the G String"
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Symphony No. 9 in E Minor, Op. 95, B. 178, "From the New World": IV. Finale. Allegro con fuoco - Excerpt
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21 Hungarian Dances, WoO 1: No. 5 in G Minor (Orch. Schmeling)
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String Quintet in E Major, G. 275: III. Menuetto
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Piano Sonata No. 14 in C-Sharp Minor, Op. 27 No. 2 "Moonlight": I. Adagio sostenuto
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Violin Concerto No. 2 in B Minor, Op. 7, MS. 48: III. Rondo à la clochette "La campanella". Allegretto moderato - Excerpt
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An der schönen blauen Donau, Op. 314 - Excerpt
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Gianni Schicchi, SC 88: O mio babbino caro
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Madama Butterfly / Act II: Addio fiorito asil
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La Bohème / Act 3: "Donde lieta uscì" - Live
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Wagner: Tristan und Isolde, WWV 90 (Live)