ISRC NLUM71100176
Verified recording
NLUM71100176 is “No. 4 in F Major (4 Polonaises, Op. 75, D.599)” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0xed8d018bc4d17bf39a51da46a6b7b0aa7d3f1c0ea4f40aa8eddd0b0406d7ee7e and independently timestamped
in Bitcoin block 959128 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLUM71100176.
Recording identifiers
- ISRC
- NLUM71100176
- Title
- No. 4 in F Major (4 Polonaises, Op. 75, D.599)
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0xed8d018bc4d17bf39a51da46a6b7b0aa7d3f1c0ea4f40aa8eddd0b0406d7ee7e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T12:33:25+00:00
- Bitcoin block
- 959128
- Canonical record hash
sha256:06c96e4f5c8d600f3609c1502c417e445e8645a36a4c5f0d63c36523280e86b7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLUM71100176
- Bitcoin block existence check
- https://blockstream.info/api/block/959128
Full record
Track page: No. 4 in F Major (4 Polonaises, Op. 75, D.599) · Machine-readable JSON-LD