ISRC NLA507400799
Verified recording
NLA507400799 is “12 Etudes d'exécution transcendante, S. 139: II. Molto vivace” by Franz Liszt,
registered on the CopyrightChains blockchain with CopyrightID
0x4eadc9da2bec095fa9ad2d4ec94235d42d42ce3c0eae0dbd5f0ca7e47b463d48 and independently timestamped
in Bitcoin block 960264 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507400799.
Recording identifiers
- ISRC
- NLA507400799
- Title
- 12 Etudes d'exécution transcendante, S. 139: II. Molto vivace
- Artist
- Franz Liszt
- CopyrightID (CopyrightChains transaction hash)
0x4eadc9da2bec095fa9ad2d4ec94235d42d42ce3c0eae0dbd5f0ca7e47b463d48
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:36:16+00:00
- Bitcoin block
- 960264
- Canonical record hash
sha256:ee760c421e2f7b3c4e5db76ff8035e7cdd92b5add7e0243646df50634fb9a5c4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507400799
- Bitcoin block existence check
- https://blockstream.info/api/block/960264
Full record
Track page: 12 Etudes d'exécution transcendante, S. 139: II. Molto vivace · Machine-readable JSON-LD