ISRC NLE422403435
Verified recording
NLE422403435 is “20 Waltzes, Op. 127, D.146: No. 9 in C Major” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x44b79ee1ab1bbe6c038006305732d4d2f133a334f7b2e1fe92d733d062a5ec27 and independently timestamped
in Bitcoin block 960302 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422403435.
Recording identifiers
- ISRC
- NLE422403435
- Title
- 20 Waltzes, Op. 127, D.146: No. 9 in C Major
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x44b79ee1ab1bbe6c038006305732d4d2f133a334f7b2e1fe92d733d062a5ec27
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T20:09:33+00:00
- Bitcoin block
- 960302
- Canonical record hash
sha256:c5d382430fb9853b8c651f6ebed66da4252074e89d24e997b2d40d0f2914541a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422403435
- Bitcoin block existence check
- https://blockstream.info/api/block/960302
Full record
Track page: 20 Waltzes, Op. 127, D.146: No. 9 in C Major · Machine-readable JSON-LD