ISRC NLE422403422
Verified recording
NLE422403422 is “Valses sentimentales, Op. 50, D.779: No. 12 in D Major - No. 13 in A Major - No. 14 in D Major - No. 15 in F Major” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0xfbb42d55524f6a49421803e205a95c34efb2f142dad9091a80ac9fbacb03d2f9 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/NLE422403422.
Recording identifiers
- ISRC
- NLE422403422
- Title
- Valses sentimentales, Op. 50, D.779: No. 12 in D Major - No. 13 in A Major - No. 14 in D Major - No. 15 in F Major
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0xfbb42d55524f6a49421803e205a95c34efb2f142dad9091a80ac9fbacb03d2f9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:36:16+00:00
- Bitcoin block
- 960264
- Canonical record hash
sha256:2acc3518875cc717b6ea71ae25418c0cc1f9912440e7560cc5f9f3269254d98d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422403422
- Bitcoin block existence check
- https://blockstream.info/api/block/960264
Full record
Track page: Valses sentimentales, Op. 50, D.779: No. 12 in D Major - No. 13 in A Major - No. 14 in D Major - No. 15 in F Major · Machine-readable JSON-LD