ISRC NLA507400807
Verified recording
NLA507400807 is “12 Etudes d'exécution transcendante, S. 139: X. Etude in F Minor. Allegro agitato molto” by Franz Liszt,
registered on the CopyrightChains blockchain with CopyrightID
0x0245d100c2411858e15bdc08d4f196db571547d97ebdd41c65afc109f2132207 and independently timestamped
in Bitcoin block 960311 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507400807.
Recording identifiers
- ISRC
- NLA507400807
- Title
- 12 Etudes d'exécution transcendante, S. 139: X. Etude in F Minor. Allegro agitato molto
- Artist
- Franz Liszt
- CopyrightID (CopyrightChains transaction hash)
0x0245d100c2411858e15bdc08d4f196db571547d97ebdd41c65afc109f2132207
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T20:45:02+00:00
- Bitcoin block
- 960311
- Canonical record hash
sha256:f86909fd726291a6265f4c9bff9b9d6b32d09e6dcec6ce3178ef23c8e26ddeb7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507400807
- Bitcoin block existence check
- https://blockstream.info/api/block/960311
Full record
Track page: 12 Etudes d'exécution transcendante, S. 139: X. Etude in F Minor. Allegro agitato molto · Machine-readable JSON-LD