thumb|Estonian National Male Choir in Brussels (2017) Estonian National Male Choir () is an Estonian male choir. As of about 2020, it is the largest full-time professional male choir in the world. Th
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 0xd7a1b76bc268b72d1ee60bf6de55ac599d4a702091fba8077879f935ba396e87. Chain 2 (Bitcoin): anchored in block 953909 (2026-06-16T07:53:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/139b96e2-f38b-4958-9226-5431e77eb3bd.json and https://artists.proofprofile.net/proofs/artist/139b96e2-f38b-4958-9226-5431e77eb3bd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Vivaldi: The Four Seasons, Violin Concerto in F Minor, Op. 8 No. 4, RV 297 "Winter": I. Allegro non molto
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 0x4b29229fcb2cfa775ca18acb0e2edd7ba1ed32b0fc2280da7ce24fee8cc28148. Chain 2 (Bitcoin): anchored in block 957084 (2026-07-07T20:41:57Z), 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/GBAYC0003260.
Mozart: 3 German Dances, K. 605: No. 3 in C Major "Die Schlittenfahrt"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a30aeb3e387db09884565a468ce5a1b478840cd396afa850cb165edcf884088. 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/GBAYC0501188.
Debussy: Children's Corner, CD 119, L. 113: No. 4, The Snow Is Dancing
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb772970fc04d5466265330dd8c9a1b9cbf0a84fe3201c14cb19b06b640d6d44. 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/GBAYC8802401.
Purcell: King Arthur, Z. 628, Act 3: Prelude While Cold Genius Rises - Song. "What Power Art Thou"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec4e9dd39f200ceb23814edae313bf77da9707df56c04268fa4f18eece433127. 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/FRZ209500102.
Glazunov: The Seasons, Op. 67, Pt. 1 "Winter": No. 3, Frost Variation
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f468b788999e48274c9d0f0f5a48b8689aa63e6630f70e341fada0dac1ada63. 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/GBELP0400222.
Schubert: Winterreise, Op. 89, D. 911: No. 1, Gute Nacht
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe273a960f6e52ccb91eeab018b553c3637d6f56388daec594ccb7a9cb2eaa6ce. 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/GBAYC0401248.
Chopin: 12 Études, Op. 25: No. 11 in A Minor "Winter Wind"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7160e7d623541c1069535b7c26aad893fd0e76caaaa6945a83709b9a9458f2a. 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/FRZ209908223.
Mendelssohn: 6 Gesänge, Op. 19a: No. 3, Winterlied, MWV K72
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa7dabd3f4e6d7196062cea052ee94abb92b36d193e8f404d0c0771d2865b922. 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/DEA809224512.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90bd121c3e9ed3c6c0c50982f479d8dbe65b967fd851dbca46290334425a1c8a. 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/GBAYC1800770.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1127d96aa11e4e7362cc02519151b5b396e4891a0334e49a4f827683efe4d0b9. 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/DEA809646800.
Haydn: The Seasons, Hob. XXI:3, Winter: No. 39, Lied mit Chor. "Ein Mädchen, das auf Ehre hielt" (Hanne, Chorus)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf6b4b2e64166444271b9e685059187fae0a96f9a1d27bdecafd9ffb6087eb83. 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/DEA808780046.
Jarre: The Engadiner Suite for Piano Trio: III. Winter
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf469592b46b0d9435ae76e8647530e2dc035cac4ee09495a53be69710a15f3eb. 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/GBAYC0203029.
Wolf: 6 Lieder für eine Frauenstimme: No. 5, Wiegenlied im Winter
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa468ffbdf18ebe70fc6fc26cef20be1819a926d6f37c579150a8eb73d0355a51. 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/GBAYC1503033.
Prokofiev: Cinderella, Op. 87, Act 1: No. 16, Winter Fairy
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06ec6cbe86ffae4ae1fb60a5099caad290e9c88762b5f9b4821dcd8c7a98739f. 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/GBAYC8300863.
Delius: 3 Small Tone Poems: No. 2, Sleigh Ride
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd05ae8c94da98f1f3db02249eaa0cb8a931e1d4d5ba391f679db6bc23ce53846. 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/GBAYD8500154.
Beethoven: Symphony No. 7 in A Major, Op. 92: II. Allegretto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7bc942c1bd68bd27012bdd6f5f108569cf8dc989147a3ceaf9eee168632b15c. 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/GBAYC2002550.
Shor: Four Seasons of Manhattan: III. Winter
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7e01759bb23fd871164f9dcc5b79211ac18678196a368ee10e7842fd59fbad4. 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/GBAYC1504150.
Ravel: Piano Trio in A Minor, M. 67: I. Modéré
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf34ab3b4f7fe730c8ecd9dda9d12d7cf9e1b9d248087f1bad74f958b3e1d250. 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/GBAYC0102535.
Hahn: Le rossignol éperdu: No. 52, Hivernale
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6538d01debb462d757ce5b4cdeead5a28f76bbc9acedbed38b0900d375ee950. 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/GBAYC2101529.
Piazzolla: Estaciones porteñas: IV. Invierno porteño (Arr. Assad for Guitar)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6e59b4b8625725ba246dbfa7dd3c564dc6a9483cc4d4c80594f9d3af88406dff. 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/GBAYC1600493.
Rimsky-Korsakov: The Snow Maiden, Act 3: Dance of the Tumblers
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7665b4852c282fab0f4c2a848785f7171d757ef096146cf5e9675a29c16e4d9a. 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/GBAYC8602322.
Elgar: 2 Part Songs, Op. 26: No. 1, The Snow
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03210b7f4f5009972a1ba219f28a436a6229ed2127eccb2b6d6fbc538008a0b3. 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/GBAYD8400270.
Violin Concerto No. 2 "The American Four Seasons": Movement IV
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x643e7b9a1a83ba377c6e5cb20d8a07d23b4f9a5c5a255c9a19590c2f326000d5. 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/GBPFW2200247.
Liszt: 12 Études d'exécution transcendante, S. 139: No. 12, Chasse-neige. Andante con moto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b0e65f95c009a96289fd73058cf11b6deea2ab3a63d38a0514cee0a435d7254. 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/GBAYC2202352.
Bach, JS: Weihnachtsoratorium, BWV 248, Pt. 2: No. 10, Sinfonia
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8678cd396ed0ab5503f07e9b278fdaa695999905a42212ac29f1a4b75a11585d. 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/FRZ209616710.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0db5965e867e020fd801d576cb3cb7c6d3eb1649716252fabca5bcede3c82adb. 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/GBAYC9303266.
Charpentier: Dispute de bergers, H. 484 "Il faut rire et chanter": II. Brouillards, glaçons, neige, frimas
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda550eb824276483cff7728e9315695dc11a0ef871fa34d9b9ea625f8f499464. 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/FRZ209803902.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcce1632591311f674fc65a62ecfbb15fa88a87ac7438305e34d43af2e0b97d99. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/GBAYC0203620.
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
Shostakovich: Symphony No. 13 - Part: De profundis
Symphony No. 13, Op. 113 "Babi Yar": II. Humour
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc931b4607ab6f9f7b89f267c006c41ccdc98ffc235fe0fe8e06629553d7083e0. 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/GBLWD2402803.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1307b1e064038df59c2484ffc77af9658bd73bd4d179a49182a307391871948d. Chain 2 (Bitcoin): anchored in block 960157 (2026-07-29T22:12:10Z), 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/GBLWD2402801.
Symphony No. 13, Op. 113 "Babi Yar": I. Babi Yar
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03ad58584db520ab0c3bef4f9df175b031d04bcc7c21b995645181289a3d6e33. 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/GBLWD2402802.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63de6c1a1da6d70adf5ab48738f44a4fa8bd9bad51a2a428f417c0653d6d032c. 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/GBLWD1701201.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x502e9c3e6cd7e591b56840168f219c8b7c8154a1a30bdff5ea9ed94595dd782c. 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/GBLWD1701203.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e39a4c302b0badf6ee7ed2b4a13f460f57330d728179891075c6657ddf8e7e4. 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/GBLWD1701204.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1892790c28b0fb7982950da9af5d068a2ad0663c407f786b80343077f16d79b. 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/GBLWD1701206.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x083124931d495fc7a3a947a437e6b9b9971adc50a58af9d1d968b5ab45897b79. 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/GBLWD1701207.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7e80c3547233398160b38ec89eb5c95267f43dd64cffdcc7d4bad0984a90620. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T19:07:14Z), 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/GBLWD1701209.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2defb4a352fc4568c876e96c6baad8e2452bc8df7341103376989860eeeb7fc0. 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/GBLWD1701213.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfee37b4d17df56cae3db46e1664ac9da24c88f876531210dd98fa66b88c37b4a. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), 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/GBLWD1701214.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4fab8d4b02b85eb7adaa6e2510f8189bb4d475d51f58c1d3a073b21531f71dc. 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/GBLWD1701215.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9dae8d9aaf9eaa794d35545b82cf626cb48f96d1159f0881946e49dcdf7c0eb8. 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/GBLWD1701220.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x747d4e3e9308b6bfb6c2e4efe8fe381c33b3d52963bec5489e468cbe7eefda2d. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/GBLWD1701208.
Double Bass Concerto "Farewell to St. Petersburg"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc87efa902886505ffb94ff2b87ab1c15fa9f47a4f956534f0817ed10b8479af5. 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/GBBET0900557.
Cherubini: Requiem Mass No. 2 in D Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe1f3bf6c44dda090e007757ae46e44fa2db193ec830b3edce5c47388b1b29f1. 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/USB8U1063576.
Tormis: Bulgarian Triptych, North Russian Bylina, 3 Hungarian Folksongs, 3 Stars & 3 Livonian Folksongs
Shostakovich: Symphony No. 13: II. Humour
Chants populaires d'Estonie (Mono Version)
Grieg: Peer Gynt, Op. 23, Act 2: No. 4, Prelude. The Abduction of the Bride. Ingrid's Lament
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90f14f38f8545b4aadf1703348078b47829ac28d7c837878a240db43b65716fb. 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/GBAYC0402232.
Grieg: Peer Gynt, Op. 23, Act 2: No. 6, Peer Gynt and the Woman in Green
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44abee3b88060fbbc08665dcc3787321de9db07d5107d41e294af0b9ad561942. 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/GBAYC0402233.
Grieg: Peer Gynt, Op. 23, Act 2: No. 7, In the Hall of the Mountain King
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30cf831cccaea0d29436f13d0163e303e95f7295cc81cc1adee194aed83c7981. 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/GBAYC0402236.
Grieg: Peer Gynt, Op. 23, Act 3: No. 12, The Death of Åse
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe274606963899ce72b9737d3ece2be6454d30290d39cba203688ff94b19a9c08. 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/GBAYC0402238.
Grieg: Peer Gynt, Op. 23, Act 4: No. 13, Prelude. Morning Mood
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x222d9977acfdc840b5df78464eb4f817ee200d19bb6e42bc0e3336cc7673c19e. 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/GBAYC0402239.
Grieg: Peer Gynt, Op. 23, Act 4: No. 16, Anitra's Dance
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x258885a6d9e446dde5972770ef5b463f529bd6253274a6c000a36223ef12c212. 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/GBAYC0402241.
Grieg: Peer Gynt, Op. 23, Act 4: No. 18, Solveig's Song
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbebebf2996d0ff00d2524ed96ff38d5890159f4c3a218df347abeca0541b2cf7. 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/GBAYC0402243.
Grieg: Peer Gynt, Op. 23, Act 4: No. 20, Peer Gynt at the Statue of Memnon
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc61bb6dea8fec64e00daca527e1c2742cac55994dfd3594ead3defc1004779c. 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/GBAYC0402244.
Grieg: Peer Gynt, Op. 23, Act 5: No. 25, Whitsun Hymn
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22ad61a34a3aca24ebe63f7047fa854ffc794fd59aad8835b2f84bb451b2fde8. 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/GBAYC0402248.
Grieg: Peer Gynt, Op. 23, Act 4: No. 15, Arabian Dance
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13d1c273a5d189e59290b4c6abf059f70fc4c698f2de7ab84cc89fff30b6e209. 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/GBAYC0402240.
Grieg: Peer Gynt, Op. 23, Act 5: No. 26, Solveig's Cradle Song
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda0ff705ebbebad072234e58d2b84f888c89dfcccf309e8d8893b36e8a2f5cb7. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), 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/GBAYC0402249.
Sibelius: Lemminkäinen Suite - Pelléas & Mélisande
Sibelius: Night Ride and Sunrise, Op. 55
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25219ed09d19652d6dde32827a27afa4d29a659e29345d37fbb9ca0712f21fac. 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/GBAYC9601100.
Sibelius: The Maiden in the Tower, Scene 1: Allegro molto (Maiden, Bailiff)
Solveig Kringelborn/Garry Magee/Estonian National Symphony Orchestra/Paavo Järvi
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51afa2d2f262abaa3681c66a6fd5a09514a2990a714f7e30f88ee7e36666d300. 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/GBAYC0102402.
Sibelius: Lemminkäinen Suite, Op. 22: II. The Swan of Tuonela
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd34bab02a9f0f16c57c12a7351b1730e47e8c852636b7c8e94cc670652030082. 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/GBAYC9600692.
Sibelius: Lemminkäinen Suite, Op. 22: III. Lemminkäinen in Tuonela
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2aa10d2c78ccb4f0fa150630b0821625012c87dcb0fbbbe0ef2bf5323a3bb8fb. 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/GBAYC9600693.
Sibelius: Pelléas et Mélisande Suite, Op. 46: I. At the Castle Gate
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00ef6262cbe5f25713fd92c53cd65107ac633390d660b62565d22c630190b32a. 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/GBAYC0102411.
Sibelius: Pelléas et Mélisande Suite, Op. 46: II. Mélisande
Estonian National Symphony Orchestra/Paavo Järvi/Tõnis Tracksman
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f0cd5b786a4efcf573bf2add01d1574db16d4e4f57251f55769a1f0aa3b2b48. 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/GBAYC0102412.
Sibelius: Pelléas et Mélisande, Op. 46: III. At the Seashore
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x695ad6d62e139f41e4624b1b7db54c5b373fcf22bd43b000a65bbbd6190b5f63. 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/GBAYC0102413.
Sibelius: Pelléas et Mélisande Suite, Op. 46: VII. Mélisande at the Spinning Wheel
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52253986bb873c8513546ab6f1bed332e3f233080fb4ef5ad706751c9e0460ce. 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/GBAYC0102417.
Grieg: Piano, Orchestral & Vocal Works, Chamber Music
Pärt: Cantus in memoriam Benjamin Britten
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ef349a22d077def251a19cb8139fe299fcbfc8c0d819ffcd73c725e05831958. 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/GBAYC0003352.
Tormis: Swing Songs: No. 4, The Swing Asks for Gifts
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x096cf3b9570ffd13c3ab7e2357d8561b67ae4cfa219e1dfcb866bcce37ecbd4d. 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/GBAYC9502943.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6560b7f5f3a893467019053515963228e422747d9321facb67802a88f5666de5. 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/GBAYD9400025.
Shostakovich: Suite for Jazz Orchestra No. 2, Op. 50b: No. 2, Waltz
Orchestre Philharmonique de Radio France
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42a1e03ee4198a3393e95b75f0cdcda3c3f36930f1ab2e0e83a69d28e171b5e7. 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/GBAYC0302503.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b23281eb1221e239732778ada79bec40b5e2c86e0c5974e8bc3a63b46365257. 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/FINDE1900078.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8551c1c587aded975e8d619fc4b225756f70d4444c8c271a40c5ae4b45f8e16. 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/FINDE1900079.
Kullervo, Op. 7: III. Kullervo and His Sister
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5992afc3255f4a54762030fc9f6e38971d775369e8d1ee397ca08c12c9a2f1ea. 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/FINDE1900080.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d4b378b48b017096e021038332c296c8965557432e0426199dac44d09892716. 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/FINDE1900082.
Sibelius - Jungfrau i tornet/Pelleas & Melisande/Valse triste
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00ef6262cbe5f25713fd92c53cd65107ac633390d660b62565d22c630190b32a. 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/GBAYC0102411.
Sibelius: 2 Pieces from Kuolema, Op. 44: No. 1, Valse triste
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54c434a1e98aaf703b80dac1cc1ffd0c37568e2a36112921334928d87f3cd956. 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/GBAYC0102420.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33fdc63127d36237f53b0e1da5b5ea7fab6c5480b86136b591d71bfc7f545f27. 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/GBAYC0203626.
Ellerhein Girls' Choir/National Male Choir of Estonia/Estonian National Symphony Orchestra/Paavo Järvi
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x222dbd77ff693a7f8ed6788ebf416753ffb309a5e5b0a0891ad3e939153b9057. 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/GBAYC0203627.
Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": IV. Presto - "O Freunde, nicht diese Töne!" (Ode to Joy) [Excerpt]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x029d932b3dec101835bd606928bf4d7414b18290df1de1f9d6efebcb6f8806d3. 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/FRZ110801044.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3432ef490f8d31bd69e42a9ca933befb8b9dd3b4cb8149eeaf95a965f5f94c0. 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/SEAES1787010.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75848c2050ea6d3a2336b3b0b2f5cd94ab70d2bf60ae331f50c42af043e48a79. 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/FIABA0700418.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe93b5a44c50976f1e04b1b0f889e17b112d2db339d651fa7b8ecfab6ec087a8c. 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/FRZ207508710.
Orfeo ed Euridice, Wq. 30, Act II Scene 2: Dance of the Blessed Spirits
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64a865224bba18d8125d5e42d5a2eeb6a8ee1c78984e5ad4d2f37c3e2f2c4449. 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/GBAYC9703247.