1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 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 0x8e3b8484538d935881884e56347c8f596919f33ffdd0c435719d0237089b669d. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/50555457-40f4-413d-aae5-fa70a8973d86.json and https://artists.proofprofile.net/proofs/artist/50555457-40f4-413d-aae5-fa70a8973d86.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Reels: Summer in Ireland - Mungo Kelly's - Capel Street
Reels: Dwyers - Miss Johnson - The Chattering Magpie
Jigs: Apples in Winter - Ardaigh Do Mheanma
Slow Set: "Galway Bay" - Johnny's Wedding - Galway Bay - Farewell to Milltown Malbay
Lectio Libri Sapientie / In omnibus requiem – Be deu hoi mais
La zagala más Hermosa: Mass for the Most Beautiful Shepherdess
Invocation of the Virgin: Surge, propera amica mea
Nativity of Mary: Hodie nata est virgo Maria
Childhood of Mary: La zagala más hermosa
Visitation of Mary to Elizabeth: Ave Maria gratia plena
Missa la zagala más Hermosa: III. Alleluya
Missa la zagala más Hermosa: VI. Agnus Dei
Coronation of Mary: Las zagalas del valle
Lamento di Tristano (From the London Manuscript, British Museum, Add 29987) - Version with Viol, Sarangi, Tanpura and Tabla
Premier Livre de Danseries: No. 6, Pavane and Gaillarde Ferrareze - From "Liber Primus Leviorum Carminum - Petrus Phalesius, Leuven, 1571"
Rabelais: Fay ce que vouldras - Plaisirs de gorge et joyeux instruments
51 Galliards, Pavans, Branles and Basse Dances: No. 45, Courante (Gaillarde No. 15) - No. 7, Tourdion - From "Neuf basses dances, deux branles, vingt et cinq Pavennes, avec quinze Gaillardes
Messe propre pour les couvents, Sanctus: IV. Benedictus qui venit (Plain-chant)
Couperin : Messes & Leçons de Ténèbres pour le Mercredy Saint
Messe à l'usage ordinaire des paroisses pour les festes solemnelles, Introit: In virtute tua
Messe à l'usage ordinaire des paroisses pour les festes solemnelles, Gloria: I. Intonation (Plain-chant)
Messe à l'usage ordinaire des paroisses pour les festes solemnelles, Alleluia: Benedictus Dominus (Plain-chant)
Messe à l'usage ordinaire des paroisses pour les festes solemnelles, Clausule de la préface: Ed ideo cum angelis (Le célébrant)
Favoritestücke: No. 1, Andante - Allegretto
Gloria Dei - Christmas in the Middle Ages
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 → block OTSBitcoinBlock must exist at that height 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 0xba63cc5cd4250301360932e4b80ae8c2e30ba1430ecf129b9855d9a87dcd8d6b. 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/USAKS1400042.