Lise Davidsen (born 8 February 1987) is a Norwegian soprano opera singer. She came to prominence after winning the Operalia competition in London in 2015. Career Lise Davidsen was born in 1987 in S
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 0xeb7920eab9ce22c56efbd1bc58292c2bbcfbe5a2a7362ae74865aa58924b560f. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f0a8f7b0-16ce-4df0-996b-0f5a06de56da.json and https://artists.proofprofile.net/proofs/artist/f0a8f7b0-16ce-4df0-996b-0f5a06de56da.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 0x5705aa79ddbc86d097370d583d3e5143d001be9b37f4184e556c253e065e57c0. 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/GBBBC2301125.
Norwegian National Opera Children's Choir
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa45d2cac55da68e199ad84f54b39f7411687a4b076219559836409e8661ed0d0. 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/GBBBC2301130.
5 Christmas Songs, Op. 1: No. 4, Julvisa (Orch. Eggen)
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Herz und Mund und Tat und Leben, BWV 147: Jesus bleibet meine Freude (Arr. Hazell)
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Ave Maria, CG 89a (After J.S. Bach: Prelude in C Major, BWV 846) [Arr. Sabatini]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11a8f798afb49a8e6720d9f9399f8a54beacd28197b1ce663ea3ef4eda853fd4. 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/GBBBC2301134.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc256d2cf943784ecd1e4524c1f45caf32fb911ee5ec50618a48463c8765eebb2. 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/GBBBC2301138.
Grieg: Piano Concerto & Incidental Music to "Peer Gynt"
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9170d493d63cb4e5a312867c193d2e464a8d388c1c2ecc4fd2c236f09632f95a. 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/GBBBC2100636.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeace59b61cdd050fdc3f98aeafe39cb94362fa9fdaa732eeddfeb7be94fa3eca. 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/GBBBC2100637.
6 Elegiac Songs, Op. 59: No. 3, Til én I
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6 Elegiac Songs, Op. 59: No. 4, Til én II
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5 Songs, Op. 69: No. 1, Der gynger en Båd på Bølge
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa61a80550ef385e58989b6cf3a6d06b72df28e2efcde6a32c680bbb2e4bcb46c. 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/GBBBC2100648.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff98eb0689b4da10f66a19320ad4455bea4ca87ada29fa0d20a8cc14a217a6b1. 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/GBBBC2100651.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d513f38867c5514c3c0864bd5f4672782d0aba883a065b3cc8834185f76b710. 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/GBBBC2100652.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21e1c3cab78f5f380c3c2f333b7265f451a2e57377104a35bd686a2c0375a09e. 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/GBBBC2100654.
6 Songs, Op. 48: No. 2, Dereinst Gedanke mein
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Fidelio, Op. 72, Act II: Gott! Welch Dunkel hier!
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Fidelio, Op. 72, Act I: Aria, O wär' ich schon mit dir vereint
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7e6ebdf66e0767f98ac8cb4b7e5bdcd2571fbebb11a099c9fd6a1ac06a85760. 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/NLE422005605.
Fidelio, Op. 72, Act II: Euch werde Lohn in besser'n Welten
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f0b9cfd383776d9edc02ff40ab9ccc8454f1ebe1d9c58c70591caea4cdf7d11. 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/NLE422005627.
Fidelio, Op. 72, Act II: Quartet, Er sterbe!
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Fidelio, Op. 72, Act I: Hat man nicht auch Gold beineben
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cac035e9d957515b377a1c1c50d070f0ac74b96e2265adbd85ecb70e1256de4. 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/NLE422005608.
Fidelio, Op. 72, Act II: Es schlägt der Rache Stunde
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Fidelio, Op. 72, Act II: O namenlose Freude!
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Fidelio, Op. 72, Act I: Ha! Ha! Ha! Welch ein Augenblick
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Fidelio, Op. 72, Act II: Heil sei dem Tag
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Fidelio, Op. 72, Act II: Des besten Königs Wink und Wille
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Fidelio, Op. 72, Act I: Jetzt, Alter, jetzt hat es Eile!
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Fidelio, Op. 72, Act II: Wohlan, so helfet!
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Fidelio, Op. 72, Act II: Wer ein holdes Weib errungen
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Fidelio, Op. 72, Act I: Verweg'ner Alter!
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Sibelius: Luonnotar, Tapiola, Spring Song, Rakastava & Suite from Pelléas och Mélisande
Ah perfido!, Op. 65: Recitativo. Allegro con brio (Ed. Herttrich)
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Cavalleria rusticana: Voi lo sapete, o mama
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Wesendonck Lieder, WWV 91: No. 1, Der Engel (Orch. Mottl)
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Wesendonck Lieder, WWV 91: No. 2, Stehe still! (Orch. Mottl)
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Wesendonck Lieder, WWV 91: No. 5, Träume (Orch. Wagner)
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Der Freischütz, Op. 77, J. 277: Overture
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Der Freischütz, Op. 77, J. 277, Act I: Victoria! Der Meister soll leben – Schau' der Herr mich an als König
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Der Freischütz, Op. 77, J. 277, Act III: Und ob die Wolke sie verhülle
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Der Freischütz, Op. 77, J. 277, Act III: Einst träumte meiner sel'gen Base
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Der Freischütz, Op. 77, J. 277, Act II: Schelm, halt fest!
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Richard Strauss: Four Last Songs / Wagner: Arias from Tannhäuser
Tannhäuser, WWV 70, Act II: Dich, teure Halle, grüß ich wieder
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Tannhäuser, WWV 70, Act III: Allmächt'ge Jungfrau, hör mein Flehen!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x201fe2e866bcf5b5b92247aa260e775f47747e62b429de162eef8c27b7b3a6ac. 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/GBF071800190.
4 Lieder, Op. 27, TrV 170: No. 1, Ruhe, meine Seele!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef9c64954ac13df500a55f2a475e3b656ff3c02bb63664b92179f6862db38fce. 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/GBF071800220.
4 Lieder, Op. 27, TrV 170: No. 3, Heimliche Aufforderung (Arr. Heger)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d961ea027ea32afc4e142503785f6a52df1e2442bde0f58ad775de22a66f67e. 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/GBF071800240.
4 Lieder, Op. 27, TrV 170: No. 4, Morgen!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e46995907448b6eba7b7ffdac64dcb972a04a603cf4ebaccba2423b28b1fb6f. 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/GBF071800250.
5 Lieder, Op. 41, TrV 195: No. 1, Wiegenlied
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x058b67fec0c1e158736b4d89b9e5d3de2e482ca6146487c17d9e7be94c442fc4. 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/GBF071800210.
4 Letzte Lieder, TrV 296: No. 1, Frühling
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5a21d12f406ce68369cc424a600bd846fe84ac388930cce645847ed5e0d95e3. Chain 2 (Bitcoin): anchored in block 957050 (2026-07-07T14:41:13Z), 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/GBF071800261.
4 Letzte Lieder, TrV 296: No. 2, September
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7bd7f4f8afee0ae3cd71417a565166d97c20ecb7c801af37a28da463aa4754c5. Chain 2 (Bitcoin): anchored in block 957041 (2026-07-07T13:25:45Z), 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/GBF071800262.
Ariadne auf Naxos, Op. 60, TrV 228: Es gibt ein Reich
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50ce93ba89e112b61aa9a53931f6a7cb931bd2d98effc1db065b8e8dbd15a5ac. Chain 2 (Bitcoin): anchored in block 959159 (2026-07-22T20:12:29Z), 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/GBF071800200.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa45d2cac55da68e199ad84f54b39f7411687a4b076219559836409e8661ed0d0. 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/GBBBC2301130.
Gounod: Ave Maria, CG 89a (After J.S. Bach: Prelude in C Major, BWV 846) [Arr. Sabatini]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11a8f798afb49a8e6720d9f9399f8a54beacd28197b1ce663ea3ef4eda853fd4. 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/GBBBC2301134.
Grieg: 5 Songs, Op. 69: No. 2, Til min Dreng
Wagner: Wesendonck Lieder, WWV 91: No. 4, Schmerzen (Orch. Mottl)
Beethoven: Fidelio, Op. 72, Act 1: Abscheulicher! Wo eilst du hin?
R. Strauss: 4 Letzte Lieder, TrV 296: No. 3, Beim Schlafengehen
R. Strauss: 4 Lieder, Op. 27, TrV 170: No. 2, Cäcilie
Tosca, SC 69, Act I: Or lasciami al lavoro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b99b599b41800ddbffa2ffc4f1ec4137b1ecb754c119dfc30dc436eb64f9a92. Chain 2 (Bitcoin): anchored in block 957057 (2026-07-21T20:36:08Z), 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/GBBBC2200321.
Tosca, SC 69, Act I: Non la sospiri la nostra casetta
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb29e0c88fd483b2622a2c587a3307ed1267fee49efdf95a5989f413904715cbf. 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/GBBBC2200320.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0638878ebdc08f0c779d31ee09d89b35c6e5f77e981a8d53130b24c14cf4e763. 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/GBBBC2200322.