ISRC NLE422403440
Verified recording
NLE422403440 is “20 Waltzes, Op. 127, D.146: No. 11 in B-Flat Major” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0xd822f29583c404b4a47b997c200e742eab75e49ea01af16acb7dc75a93d497a2 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/NLE422403440.
Recording identifiers
- ISRC
- NLE422403440
- Title
- 20 Waltzes, Op. 127, D.146: No. 11 in B-Flat Major
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0xd822f29583c404b4a47b997c200e742eab75e49ea01af16acb7dc75a93d497a2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:c967fb53bdd49f6c15672bb0f3bb0d872b3e070f869262dcb3a701eecabe5c6a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422403440
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: 20 Waltzes, Op. 127, D.146: No. 11 in B-Flat Major · Machine-readable JSON-LD