Wiebke Lehmkuhl (born 1983) is a German contralto in opera and concert who has appeared at international leading opera houses and festivals, including as Wagner's Magdalene at the Bayreuth Festival, a
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 0x2b3848f4d18a7d69840e39d101d10fa2beeb5b49a7641ba63b085a5ce7c53e99. Chain 2 (Bitcoin): anchored in block 954693 (2026-06-21T11:50:32Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e6df612c-0da7-4f6f-b36a-33016ebc4413.json and https://artists.proofprofile.net/proofs/artist/e6df612c-0da7-4f6f-b36a-33016ebc4413.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0x81fe2707849211d41183b59e5271c537513d4b52a6083cd701e5863df72a9812. 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/USSM11901296.
Liederkreis nach Gedichten von Heinrich Heine, Op. 24: 2. Es treibt mich hin, es treibt mich her!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2b9fb1788e658b5272f8095b84f4712e512f2e6e89c12d180fe77ab8379a5a0. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-22T01:01:45Z), 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/USSM12101445.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x67b1bd5e7576833593ecb996c9673d7cc1822ed081a730f8fa387c15ec91d8c3. 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/USSM11901298.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76deac9054fcb29ba64a7204eaca4c508a5d7a2ecab23c0dfe442fe18b2a6b52. 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/USSM11901299.
Myrthen, Op. 25: No. 5, Aus dem Schenkenbuch im Divan I - Sitz' ich allein
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e071ccd8263a83cbf29c9f6c638fbd190c5aa44c0f413ccca3d4aa321f51b68. 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/USSM11901300.
Liederkreis nach Gedichten von Heinrich Heine, Op. 24: 6. Warte, warte, wilder Schiffsmann
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x762a962cbc2bce23c6c8305f8817ffec2377bcaf906f16a86da0982ebb469161. 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/USSM12101449.
Liederkreis nach Gedichten von Heinrich Heine, Op. 24: 7. Berg' und Burgen schau'n herunter
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a1f265601a725679fb938b6d72b309884365209d784dc1905c0b733979b0340. 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/USSM12101450.
Liederkreis nach Gedichten von Heinrich Heine, Op. 24: 8. Anfangs wollt' ich fast verzagen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6a28f485768f898fd64bfcf3cdb39c69e4965dcadf94d27f652aa498c6b4172. 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/USSM12101451.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d0e344ad47005ecddd8eb34e1f9507f07d4481918f15fff79f5bfbd1c113cb1. 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/USSM11901303.
Myrthen, Op. 25: No. 9, Lied der Suleika
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe96b58ab4ab5a791201eb39c2e5d20634977b67c63291999bea7f972dea25674. 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/USSM11901304.
Myrthen, Op. 25: No. 12, Lied der Braut II - Lass mich ihm an Busen hangen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbbdbd26746b9c8ff5dac9a0cc11194b8d98015ae4b8e95f8dad16794a10bd470. 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/USSM11901307.
Romanzen und Balladen, Vol. IV, Op. 64: 3. Tragödie: No. 2, Es fiel ein Reif in der Frühlingsnacht
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c32e7ee6f6fe131da14393cf2996afab38d15041606e82be31baacd8d4b9836. 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/USSM12101458.
Romanzen und Balladen, Vol. IV, Op. 64: 3. Tragödie: No. 3, Auf ihrem Grab steht eine Linde
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x135678d771d8409817ab5798fd5ec754725bf92bf81d8cd9574b96af0a2b12f7. 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/USSM12101459.
Myrthen, Op. 25: No. 15, Aus den hebräischen Gesängen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30025f7bb86b30e01602558a04d12540577e2719dfe8a3c8cb17185b21bae8ea. 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/USSM11901310.
Zwölf Gedichte aus Friedrich Rückerts "Liebesfrühling", Op. 37: 2. Er ist gekommen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7cb8e989e9ba31dd4b71f2c8c972b276315fa496d4a0f1f5c803eef6e5817f7c. 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/USSM12101462.
Zwölf Gedichte aus Friedrich Rückerts "Liebesfrühling", Op. 37: 4. Liebst Du um Schönheit
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d836f29f9a9243758613e25fde035941f1c03364dab2ed7f1551b977af4ab4a. 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/USSM12101464.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a2134dedbc24ec94710a1fdc25c3b3053ebfbf8ccdd4165a077853ae5710e35. 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/USSM11901315.
Zwölf Gedichte aus Friedrich Rückerts "Liebesfrühling", Op. 37: 9. Rose, Meer und Sonne
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c083abfd1f647dd64b9c17dc65dc39216f933280fe1155e6e72d40f22fd853a. 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/USSM12101469.
Myrthen, Op. 25: No. 24, Du bist wie eine Blume
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x307a07dbda94781ea4f5c32e6029a4f92b55c3fc2e4ddce8ecfae27dfb244a11. 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/USSM11901319.
Hasse: Requiem in C Major; Miserere in C Minor
Christmas Oratorio, BWV 248 / Part One - For The First Day Of Christmas: No. 2 Evangelist: "Es begab sich aber zu der Zeit"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51748e0858485ab4efdeaaacd16781f61d04a21fea453d47b67683923c400e81. 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/GBBBA0942602.
Christmas Oratorio, BWV 248 / Part One - For The First Day Of Christmas: No. 9 Choral: "Ach mein herzliebes Jesulein"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3bb4d5a0db2a920271636a7661f3e88ed9de434c617c496c8b4e6ba5df2d45b2. 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/GBBBA0942609.
Christmas Oratorio, BWV 248 / Part Three - For The Third Day Of Christmas: No. 24 Chor: "Herrscher des Himmels, erhöre das Lallen"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66e214e57c349dba0d15e8a6fb06b4ded88cc7e31821c6d8c43b2dc236c249eb. 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/GBBBA0942624.
Christmas Oratorio, BWV 248 / Part One - For The First Day Of Christmas: No. 4 Aria (Alto): " Bereite dich, Zion"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d024e38677bed75277e8faf7ad0fe0bee5af700d7c0dc2ee2ebdb8503a0f380. Chain 2 (Bitcoin): anchored in block 960468 (2026-07-31T21:25:57Z), 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/GBBBA0942604.
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
Johann Sebastian Bach: Geburtstagskantaten / Birthday Cantatas
Steigt freudig in die Luft (Cantata BWV 36a): Chor: Steigt freudig in die Luft
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc354eaa06d2251541f8c7a5e15b73adb72a45991aff5f3b113f87e47abf24fe. 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/DEN421301001.
Bach, J.S.: Ich hatte viel Bekümmernis, Cantata BWV 21; Herz und Mund und Tat und Leben, Cantata BWV 147
Ich hatte viel Bekümmernis, Cantata BWV 21 / Pt. 1: 2. "Ich hatte viel Bekümmernis"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad63a6c4e3167acf91f83a2dbb8bc78b77dd813a7a6e1500c1c9f6e63ecd7aa0. 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/DEB112005102.
Ich hatte viel Bekümmernis, Cantata BWV 21 / Pt. 1: 3. "Seufzer, Tränen, Kummer, Not"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4288f9c72cc5a825ec02c923b1293e337572aa0a2bf161cbbf6b8307614252a0. 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/DEB112005103.
Ich hatte viel Bekümmernis, Cantata BWV 21 / Pt. 1: 5. "Bäche von gesalznen Zähren"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5eb5fb8f6f1677c04a2cb4357e557257103dfe7683d559bd27716eff83217a89. 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/DEB112005105.
Herz und Mund und Tat und Leben, Cantata BWV 147 / Pt. 1: 1. "Herz und Mund und Tat und Leben"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdeb7616c421e5cd9bb9b46ade5d1276c87bdc32990f3b08e7201b215def37993. 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/DEB112005112.
Herz und Mund und Tat und Leben, Cantata BWV 147 / Pt. 1: 6. "Wohl mir, dass ich Jesum habe"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8e9182490a782cb76262ba8b98c8e72e5be64da7001d6f1cdb1ed0a9c16cfb8. 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/DEB112005117.
Magnificat, Wq. 215: Magnificat, Wq. 215: 1. Chor. Magnificat anima mea Dominum
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x729e0d8d7db3ab4bcdc27723e8334b779155789c3924dcdc084fc35aacd4f6e0. 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/FRZ141301010.
Magnificat, Wq. 215: Magnificat, Wq. 215: 2. Arie. Quia respexit humilitatem (S)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85bc4cb569b11d434520915187614a50bfac2cda11fed25388a38305c1f129ad. 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/FRZ141301020.
Magnificat, Wq. 215: Magnificat, Wq. 215: 3. Arie. Quia fecit mihi magna (T)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4375b489444f4413bda04022193fc8518969cba2e6f9d88443000de5ed2a463f. 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/FRZ141301030.
Magnificat, Wq. 215: Magnificat, Wq. 215: 4. Chor. Et misericordia eius
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa7c3b270c3654655a6bfb633ddda900b11e59a7a371b487358977c9af5f84202. 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/FRZ141301040.
Magnificat, Wq. 215: Magnificat, Wq. 215: 5. Arie. Fecit potentiam in bracchio suo (B)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e78bc9425a7ec1417f3320a8f47384d3823c2424947c827edf95e82cec52d69. 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/FRZ141301050.
Magnificat, Wq. 215: Magnificat, Wq. 215: 6. Duett. Deposuit potentes de sede (A, T)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd58e4703e3fe695653a67abbb4990fedce5e127ec807378642b9b7fa84cea8ba. 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/FRZ141301060.
Magnificat, Wq. 215: Magnificat, Wq. 215: 7. Arie. Suscepit Israel puerum suum (A)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2771c7f2b5bd4f62a9e382da997117d6454a0e12032b99025b72a2c9fafcc8a. 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/FRZ141301070.
Magnificat, Wq. 215: Magnificat, Wq. 215: 8. Chor. Gloria Patri et Filio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64d572bb335a91584bed72cf1ef8bfba3d369e865be12a43884f12d19e72e396. 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/FRZ141301080.
Magnificat, Wq. 215: Magnificat, Wq. 215: 9. Chor. Sicut erat in principio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0e3d56124d09c4b09dc055c1491fe304f923ff2e215b21e3304e382ce4ea8dd. 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/FRZ141301090.
Heilig ist Gott, Wq. 217: Heilig ist Gott, Wq. 217: 1. Ariette. Herr, wert, daß Scharen der Engel (A)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2aaadc533581f27658e69e2a917cb526c0c2748c44852cb8c3d17b960d7eff34. 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/FRZ141301100.
Heilig ist Gott, Wq. 217: Heilig ist Gott, Wq. 217: 2. Chor der Engel und Völker. Heilig, heilig, heilig ist Gott
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79935b73d63d9762c3909bfea414b2c060f5bead8b579cd77b52bac7dc3d0848. 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/FRZ141301110.
Sinfonie D-Dur, Wq. 183: Sinfonie D-Dur, Wq. 183: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0b16d9d982e943212f0420212086cb0e34706fc1673ae6012707fa3e5885f5b. 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/FRZ141121130.
Walter Braunfels: Jeanne d'Arc (HD 48/24)
Overture (Suite) In D Major TWV 55:D6, For Viola Da Gamba, Strings And Basso Continuo: 3. Sarabande
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84a262eefb8e001602cd03637d28f15a2ac1d3a67f631ca680f9971da3c7d579. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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/DEN960100263.
Concerto in G Major, S. 213: V. Loure. Cantabile
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda226d83f240331532ef27adc10795edd75129db79713a374a5717b4b566b606. 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/DEF059202435.
Schubert / Orch. Krawczyk: An Sylvia, D. 891 (Orch. Krawczyk)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89dd41e331331fac748a1d51b667c235f1061a4f55daf1ea8cfd51c7bb44cdb7. 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/GBPFW1700290.
Schubert / Orch. Britten: Die Forelle, D. 550 (Orch. Britten)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0787143af76c2919af8e1cd560ad88331ec3a64aa23589c2e32cbf7e4642811. 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/GBPFW1700296.
Schubert / Orch. Reger: Im Abendrot, D. 799 (Orch. Reger)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4da221b55cced8b90ef89a838a66cf0c37692da52e0f091d5a975f1d733b7e63. 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/GBPFW1700291.
Schubert / Orch. Liszt: Die junge Nonne, D. 828 (Orch. Liszt)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2603f6909a972e6122e279cb91153a968d61b57f3258904e19889d07f8805c54. 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/GBPFW1700292.
Schubert: Rosamunde, D. 797: V. Entr'acte 3
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x823727351b2c20f3993dc394a692fbfbb2310dd7b361de8b819ca60fa7609cce. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), 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/GBPFW1700295.