Brigitte Fassbaender (; born 3 July 1939), is a German mezzo-soprano opera singer and a stage director. From 1999 to 2012 she was intendant (managing director) of the Tyrolean State Theatre in Innsbru
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 0xf0f66e5937a6aab6ee8e551b46c3a2bb81efb50ebd47055ed51e818ec37bc1ce. 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/9e233007-3d39-4970-af88-141ffc9ba4ee.json and https://artists.proofprofile.net/proofs/artist/9e233007-3d39-4970-af88-141ffc9ba4ee.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Schumann: Liederkreis, Op. 39: No. 1, In der Fremde
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 0x990fe92c88a855be751ca5f7285b0efd1d5edf2bf948b75c033b4d692d0a8cac. 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/DEA809400024.
Schumann: Liederkreis, Op. 39: No. 4, Die Stille
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa22d85ee917c37a6b818bf89b200798c7cf376d77869e9dbddbaf161c3417046. Chain 2 (Bitcoin): anchored in block 960441 (2026-07-31T17:29:52Z), 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/DEA809400027.
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
Orchestra dell'Accademia Nazionale di Santa Cecilia
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9b0cd0762e101a7b0fb18f9ef89abf7dbb18ab544bf5f0154340a7409b67d76. 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/NLA508319401.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08b568367be169efa017e64b4e5c0189ec4bccac6ca9138fa6a64f702f89aedc. 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/NLA508319403.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfae1c4d4270b6a629b7445206ab0a44c04670eb406c63e3f1418fb63c35f9e71. 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/NLA508319409.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f0987293b99cb48d7cd79d7f8cde1522dd83772b11243bbf6849c551b22c232. 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/NLA508319434.
Rigoletto / Act 3: "Bella figlia dell'amore"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e2b47aedc2c3c8c0fbdadecff143846c214e713d19803276a47d20c8c9b958c. 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/NLA508319436.
Schumann: Spanisches Liederspiel, Op. 74 - Brahms: 18 Liebeslieder Waltzes, Op. 52 (Live)
Bartók: Bluebeard's Castle, Op. 11, Sz. 48 (Live Recording, Geneva 1975)
Hindemith: A Requiem "When Lilacs Last in the Dooryard Bloom'd"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf21ff6ebbfd23675b8d0382523d14c5cec75d5658c0ada76c1fc77619de670ce. 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/NLA508901801.
Die Fledermaus / Act 1: "Da schreibt meine Schwester Ida"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f7e4da70628e7b3a547e0dd85624d72585ca1d53b7493b35febc1574c87b1c4. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), 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/NLA508901803.
Die Fledermaus / Act 1: "Ach, ich darf nicht hin zu dir!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaea0392e7ce277df331ba1c28fb6b0627654c758f3ba78a51e2ba52635a958ab. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), 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/NLA508901804.
Die Fledermaus / Act 2: "Mein Herr Marquis"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2932f60850bffb055a29d2d85538d4e62ee22a15788c0250dc36e991182b532d. Chain 2 (Bitcoin): anchored in block 957820 (2026-07-13T07:54:01Z), 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/NLA508901815.
Die Fledermaus / Act 1: "Komm mit mir zum Souper"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8429031eefc98fca4d10c4b8e162cc0a92b1c4f6c946bea24677e864e69dcab7. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), 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/NLA508901806.
Die Fledermaus / Act 2: Csárdás: "Klänge der Heimat"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea92bc8c04eed750425d5d295134e815df6f001c0f638b65b8edeee0ebf521c5. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), 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/NLA508901817.
Die Fledermaus / Act 1: "So muss allein ich bleiben"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x436fd1f6e025492b9433dbffc7e224491c8baf6e2c5bc32231e18685835932dc. 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/NLA508901807.
Die Fledermaus / Act 2: Finale: "Im Feuerstrom der Reben"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x723c6aef9e76374b5903add6778559f1d9370c24676ecc4fb55ce0fe31e053b5. 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/NLA508901818.
Die Fledermaus / Act 1: "Ich höre Stimmen!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b5bbbed12b0b3a5ac71fedcb1021eb23295bd664c5c7005052831ec2f68f5a9. 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/NLA508901809.
Die Fledermaus / Act 1: "Mein Herr, was dächten Sie von mir"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x67227c94412e2df130ca20b1623954191c84eed01e26ef6a00b13a8e610ca772. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), 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/NLA508901810.
Die Fledermaus / Act 1: "Nein, nein, ich zweifle gar nicht mehr"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdbfc8a2e7c7e65c3e5ecd7c298a8374a1f21129677d0682a308f1acaa1554794. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/NLA508901811.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9ae3f62c9631cf0492ed64eccc07a05abd213ef5d16a06b8e2dd6dab8e2d82c. 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/NLA508901822.
Die Fledermaus / Act 3: Finale: "O Fledermaus, o Fledermaus"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x766b5f68e44e10642d5b96ae9b9b866f8ba4dd1fd961c0f5e3b47730e5ee2023. 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/NLA508901826.
Die Fledermaus / Act 2: "Ich lade gern mir Gäste ein"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf21c73e98998d2815c3ae60dfaca03c43a79783244572bf7870cc775333b1c2e. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), 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/NLA508901813.
Die Fledermaus / Act 2: "Ach, meine Herr'n und Damen"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x133b0f0056ff7bbc389fee145e75e5b57cdd6cf4e34443795ce0a1d004b3aef9. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), 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/NLA508901814.
Die Fledermaus / Act 2: "Herr, Chevalier, ich grüsse Sie!"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90e48e28aeda214aeda4b857cd78ed1c5137bac7229e038068c2f445a48aca55. Chain 2 (Bitcoin): anchored in block 960108 (2026-07-29T13:09:35Z), 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/NLA508901819.
Die Fledermaus / Act 2: "Genug damit, genug"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8dc924fabef5052dae9851d07b63b451ecc92a95cf9a861ca537cbc5239c2de. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), 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/NLA508901821.
Brahms: Die schöne Magelone, Op. 33, Vier ernste Gesänge, Op. 121 & andere Lieder
Dichterliebe, Op. 48: No. 1, Im wunderschönen Monat Mai
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30837f5a0b7daf0db4ee0b0184d5abaeedced49aa5d53e10b73f78cacaf10f01. 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/DEA340500100.
Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral"
Verdi: Aïda (Bayerische Staatsoper Live)
Massenet: Werther (Bayerische Staatsoper Live)
Beethoven: Mass in D Major, Op. 123 "Missa solemnis"
Mahler: Symphony No. 5 in C-Sharp Minor & Kindertotenlieder
Richard Strauss: Intermezzo, Op. 72, TrV 246
Bach, Bartholdy, Burkhart, Schubert, Busto, Schütz, Stroope, Lasso, Whitacre, Tastner, Britten, Hawley & Mason: Vergänglichkeit
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x141670b7bd6908c152f6f8e60c6dfd6f99b8487fa7790dd7e75352767199d99a. 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/DEFG91211101.
Der heitere Schubert - Meisterwerke des Musikalischen Humors "Eine Schubertiade"
Le nozze di Figaro, K. 492 / Act 1: "Non più andrai"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3f5b226e0b0114466cb2786f2f2408360aa0b76b257dbebec8c1240b8308b42. 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/GBF077110440.
Le nozze di Figaro, K. 492 / Act 2: "Voi che sapete"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49e9f901e81779142174a23bea49fbba3a1be0fb66e48bda70d516ff666153c5. 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/GBF077110430.
Le nozze di Figaro, K. 492 / Act 3: "Crudel! perchè finora"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4ef1cc40c001e145a9365e0f3d7568819465a78e681279a9655fc53fd888700. 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/GBF077113270.
Le nozze di Figaro, K. 492 / Act 4: "Giunse alfin il momento...Deh vieni non tardar"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e18edd1e5cfe528ad9a111c0027d16c1cfe8ba6d6d1218ba3596e241f5cd500. 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/GBF077113280.
Die Entführung aus dem Serail, K.384 / Act 1: "Konstanze, dich wiederzusehen...O wie ängstlich, o wie feurig"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4eab1be2e4c46018d31a2a9cdaf288fdd2a1948d0e670f0c63ee9c58d07829a. 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/GBF077113310.
Die Entführung aus dem Serail, K.384 / Act 3: "Ha, wie will ich triumphieren"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x192f194d1dade6e7de48c1987a0d6c50384afce51e5f1f5db3a2e64035c69ad0. 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/GBF077113340.
Die Zauberflöte, K.620 / Act 1: "Der Vogelfänger bin ich ja"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66c615e9fefd46e129d61c3b8a9c5df555bda6f7220a15b577368710e4f108c6. Chain 2 (Bitcoin): anchored in block 957065 (2026-07-07T16:43:21Z), 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/GBF077110400.
Die Zauberflöte, K.620 - (E. Schikaneder) - Act 1: "Dies Bildnis ist bezaubernd schön"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb48f8393dce3139939f56272e9c595d413496b2377c5ee754386ff514392c86d. 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/GBF077110420.
Così fan tutte, K.588 / Act 1: "Soave sia il vento"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x608115d0b6d5f654b432349ae5c6ce031efea75f8b386d800966e612d28cb82f. 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/GBF077110550.
Don Giovanni, K.527 / Act 1: "Là ci darem la mano"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6003fbe5daf4fcf8d2fab75217d90b0f61253082947109345417f8880a9ec609. 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/GBF077110810.
Mahler: Das klagende Lied; Rückert-Lieder; Kindertotenlieder; Lieder eines fahrenden Gesellen etc.
Lieder Vol.1 [Brahms/Dvorák/Schumann/Liszt/Tschaikowsky]
Schubert: Winterreise, Op. 89, D. 911: No. 1, Gute Nacht
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08181da647b50af863ab5c67e6dea90b5e1e716606f88bbc1e9fc8ac062f7048. 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/GBAYC8803810.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc82195bc9cbd85916cb8ca20870d08696df4886688aafa43efbcc0677dcabdd. Chain 2 (Bitcoin): anchored in block 957012 (2026-07-07T08:27:05Z), 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/DEC989300419.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x277b091ff0b41b7d211dd96a261b6a1c710fdb82d333b575ed3261a95445d0a4. Chain 2 (Bitcoin): anchored in block 960427 (2026-07-31T15:59:18Z), 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/DEC989300428.
Mahler: Rückert Lieder; Kindertotenlieder; Lieder eines fahrenden Gesellen; Des Knaben Wunderhorn
Songs from "Des Knaben Wunderhorn": 11. Urlicht
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x475e4956598af73c28446a515294db407786a2ea55e0a487bab6e5b3053e67d1. 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/GBF078943608.
Lieder eines fahrenden Gesellen: 2. Ging heut' morgen übers Feld
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f54c42136a43210b532ad67fe73c2b267df5cce3f1e37991c4b79435c051f2f. 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/GBF078943610.
Lieder eines fahrenden Gesellen: 3. Ich hab' ein glühend Messer
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36a359dba1ab704c9dfe702ab473c89cd9026abba89add08327f21588f38b5e7. 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/GBF078943611.
Lieder eines fahrenden Gesellen: 4. Die zwei blauen Augen von meinem Schatz
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa55349e522d1a2a840f36d32356ef822f50f94ac304357993c8192acc0399463. 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/GBF078943612.
Kindertotenlieder: 1. Nun will die Sonn' so hell aufgeh'n
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b8a930253c42b6d2e0b6f67fba96518176c4b0922b76ec809dc1efd864cc8e3. 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/GBF078943613.
Kindertotenlieder: 3. Wenn dein Mütterlein
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb79dcbc4200ad93f383efe126e1c607e0ad9c32dd1d13fe5ea12673ca9cb151b. 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/GBF078943615.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d02c7e5d10da7859505ee59bf87deaa891ff99395766f2f71349a59ea3d2269. 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/GBF078943617.
Rückert-Lieder: 3. Blicke mir nicht in die Lieder
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9bdf96b1af8d15aa11cc451632945e7f2ece8223c419390daa1e543a407ee960. Chain 2 (Bitcoin): anchored in block 960153 (2026-07-29T21:57:12Z), 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/GBF078943601.
Rückert-Lieder: 1. Ich atmet' einen linden Duft
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x098b3dfff11e50a87e3109b3e29bfaaa4099d2ab76225fc43e5febe49515270a. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), 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/GBF078943602.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x414019e547670a002bb7bc80eaa97d1e8ad614a698619e22598643b462d32f19. Chain 2 (Bitcoin): anchored in block 960216 (2026-07-30T06:39:12Z), 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/GBF078943603.
Rückert-Lieder: 2. Liebst du um Schönheit
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x906d2293d6db56e43c1cbdff4bbd902d14dbdc5b6210197f40f09e888459f8f9. Chain 2 (Bitcoin): anchored in block 960276 (2026-07-30T16:01:17Z), 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/GBF078943604.
Rückert-Lieder: 4. Ich bin der Welt abhanden gekommen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b96c4f7d45a0e82d6940208aff65ff1e1673489094aaddfed9db558082b0b79. Chain 2 (Bitcoin): anchored in block 960125 (2026-07-29T15:38:18Z), 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/GBF078943605.
Songs from "Des Knaben Wunderhorn": 6. Des Antonius von Padua Fischpredigt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc396c4df29364685bbc7bc68a604b85ccdf92a8b6cf4c83f4c03eb60bae9bef2. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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/GBF078943606.
Songs from "Des Knaben Wunderhorn": 5. Das irdische Leben
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d6428a66f6045bb11c4f45958bf319f6bb6e933177fe9a56d6c0661714717d5. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), 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/GBF078943607.
Lieder eines fahrenden Gesellen: 1. Wenn mein Schatz Hochzeit macht
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d079e56ba3c5b3f31d8a3ae161682179f4de8a913e0f71b6b16ca8b1387e450. Chain 2 (Bitcoin): anchored in block 960294 (2026-07-30T18:46:00Z), 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/GBF078943609.
Kindertotenlieder: 4. Oft denk' ich, sie sind nur ausgegangen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1723884f3431fd2a371ff52e4342c9add195109598c32519a303cd0c67c0adb7. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), 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/GBF078943616.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84c6e22542a333dd3cd1394002d18d1174e8eaecfbbffe75fe875e4fabc45355. 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/GBF079043901.
Schubert: Schwanengesang, D.957; 5 Lieder
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b493e65c9c797f58185f38fe6752d8788c1acdf2b743845093a765e56054c71. 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/DEF058904700.
Schubert: Hyperion Song Edition 11- Schubert & Death
Gurrelieder / Pt. 1: 1. Orchestral Prelude
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1f57c838340fc9986d42d6b860699e0038c97d4fc8e17642d0f355161608cba. 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/GBF078542601.
Gurrelieder / Pt. 1: 5. Tove: Sterne jubeln
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc40fb1996880222905c352ab7c95e3d79ad17a20425fc35117e582cd34933d45. 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/GBF078542605.
Mahler: Das Lied von der Erde (Version for Voice and Piano)
Loewe: Lieder (Selection); Frauenliebe, Op. 60
Liszt / Richard Strauss: Lieder (Selection)
Haydn: Mass in C "Missa in Tempore Belli"
Missa in tempore belli, Hob. XXII:9 "Paukenmesse": I. Kyrie
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3bc4607e38feeadcc5d64f9416cba25015e0c6098cfd65d6d00b61726cdcf6e4. 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/NLA508401001.
Missa in tempore belli, Hob. XXII:9 "Paukenmesse": VI. Agnus Dei
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44cb2eaaf38beb8e2f0994bc0a30aa18628da5ac5627b43420bd3e35c3b63446. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/NLA508401011.
Schumann: Die Großen Chorwerke / The Great Choral Works
Flower Duet - The World's Most Beautiful Duets
Lakmé / Act 1: Viens, Mallika, ... Dôme épais (Flower Duet)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76eecc78ad97c71520dff62bd596e24b914d586a86addaad7f117a41f0ae69c6. 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/GBF076711260.
Les Contes d'Hoffmann / Act 2: "Belle nuit, ô nuit d'amour"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2f31efd0c2bb7e0d4e54cddeb6192001b07c58cebf3c3cb68034c88b9a93c97. 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/GBF077110650.
Semiramide / Act 1: Alle più calde immagini
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3370d879a583c9a02a25fcb4a74bfe570ee2eb0167b47205e7c21dbb9f6774e. 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/GBF076540617.
Hänsel und Gretel / Act 2: "Abends will ich schlafen gehn"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5fcf6767de4890707adb72fa60c6f488d098286f9af014769983f729e29f5f63. Chain 2 (Bitcoin): anchored in block 960311 (2026-07-30T20:45:02Z), 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/GBF077811640.
Die Zauberflöte, K. 620, Act II: Der Hölle Rache kocht in meinem Herzen (Königin der Nacht)
Orchester der Bayerischen Staatsoper München
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c022a27f7d350e1f49c11a015c88a6fd33109a4347232755e8effb164e82e4e. 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/DEA340600891.
Mahler: Kindertotenlieder: V. "In diesem Wetter, in diesem Braus"
Mahler: Kindertotenlieder - Strauss, Richard: Tod und Verklärung
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x742d3324364157acef525d2ecce206be77be89cd0dc18149063854c3bad416b9. 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/LC5295000119.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x608115d0b6d5f654b432349ae5c6ce031efea75f8b386d800966e612d28cb82f. Chain 2 (Bitcoin): anchored in block 957075 (2026-07-07T18:50:38Z), 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/GBF077110550.
Die Walküre, WWV 86B / Act III: Hojotoho! Heiaha! - Remastered 2022
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ff8abdb5137ca9596c91bb4e458e95b74ed0ad965a20f1d9345a1d1c5267e16. Chain 2 (Bitcoin): anchored in block 957819 (2026-07-21T16:09:59Z), 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/GBBBC2200542.
Best of Opera - Die 50 größten Opern-Arien
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49e9f901e81779142174a23bea49fbba3a1be0fb66e48bda70d516ff666153c5. 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/GBF077110430.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x608115d0b6d5f654b432349ae5c6ce031efea75f8b386d800966e612d28cb82f. 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/GBF077110550.
Die Walküre, WWV 86B / Act III: Nicht sehre dich Sorge um mich - Remastered 2022
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32e249543ce7266f97f577092d3996cf43206b0d21e2c9e43f0bd6715f795453. 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/GBBBC2200544.
Die Walküre, WWV 86B / Act III: Wo ist Brünnhild', wo die Verbrecherin? - Remastered 2022
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd866ad35d82255455afa617c730cadd5ae42b33781ae36bbeac6923b46a14029. 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/GBBBC2200546.
Die Walküre, WWV 86B / Act III: Wehe! Weh! Schwester, ach Schwester! - Remastered 2022
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d950005e099e00a373ed38879ec32afd462273f4f68454c0e524d920705f2de. 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/GBBBC2200548.
Mahler: Kindertotenlieder: I. "Nun will die Sonn' so hell aufgeh'n"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81e90cd5e494134a290f10852ba2dcd7bf001393a477d973bbc78f97404907e2. Chain 2 (Bitcoin): anchored in block 960106 (2026-07-29T12:41:21Z), 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/LC5295000115.
Die Walküre, WWV 86B / Act III: Schützt mich und helft in höchster Not - Remastered 2022
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d1f2af5f82a582cea9bee06dbefe1cde61c065ec4788f50a585f65d1f229b86. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), 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/GBBBC2200543.
Die Walküre, WWV 86B / Act III: Steh, Brünnhild' - Remastered 2022
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa00fa48b2ca2476890db4f7748099bf4fd2c6af2354f1a1323f82b650d6abb3b. Chain 2 (Bitcoin): anchored in block 960266 (2026-07-30T14:44:50Z), 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/GBBBC2200545.