ISRC NLE422403423
Verified recording
NLE422403423 is “Valses sentimentales, Op. 50, D.779: No. 17 in C Major - No. 18 in A-Flat Major - No. 19 in A-Flat Major” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x645c8d0258def4fb71cffaea69507fcce81e82f854fd68040e9cee0cfae3167e and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422403423.
Recording identifiers
- ISRC
- NLE422403423
- Title
- Valses sentimentales, Op. 50, D.779: No. 17 in C Major - No. 18 in A-Flat Major - No. 19 in A-Flat Major
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x645c8d0258def4fb71cffaea69507fcce81e82f854fd68040e9cee0cfae3167e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:dc13117ee9fd52fc6678ad2546e31c1bf5ada9fcd06df3dc430af2b8d3fa712f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422403423
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Valses sentimentales, Op. 50, D.779: No. 17 in C Major - No. 18 in A-Flat Major - No. 19 in A-Flat Major · Machine-readable JSON-LD