ISRC NLE422403421
Verified recording
NLE422403421 is “Valses sentimentales, Op. 50, D.779: No. 7 in G Minor - No. 9 in A Minor - No. 10 in G Major - No. 11 in G Major” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x7c328563092c70fd34c5f6d3098d244fe25bc87711732cc4db7e5b418091b5a1 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422403421.
Recording identifiers
- ISRC
- NLE422403421
- Title
- Valses sentimentales, Op. 50, D.779: No. 7 in G Minor - No. 9 in A Minor - No. 10 in G Major - No. 11 in G Major
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x7c328563092c70fd34c5f6d3098d244fe25bc87711732cc4db7e5b418091b5a1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:cfce2516b743ce6e299401a74f707fdc1b2b9eba7c9be9c27b24b37b3a2e13c3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422403421
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Valses sentimentales, Op. 50, D.779: No. 7 in G Minor - No. 9 in A Minor - No. 10 in G Major - No. 11 in G Major · Machine-readable JSON-LD