ISRC NLA507510129
Verified recording
NLA507510129 is “Scherzo No. 2 in B flat minor, Op. 31” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x571b62fad5303f10d9ea7d32c6efc8f3f47b4ac6e97e7d95fb7bc8398e15f750 and independently timestamped
in Bitcoin block 960340 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507510129.
Recording identifiers
- ISRC
- NLA507510129
- Title
- Scherzo No. 2 in B flat minor, Op. 31
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x571b62fad5303f10d9ea7d32c6efc8f3f47b4ac6e97e7d95fb7bc8398e15f750
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T03:15:04+00:00
- Bitcoin block
- 960340
- Canonical record hash
sha256:66c49f2e6c105d0f3afcab7edd9c5c3bca325f9a4bbc461e1e19097685a1c509- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507510129
- Bitcoin block existence check
- https://blockstream.info/api/block/960340
Full record
Track page: Scherzo No. 2 in B flat minor, Op. 31 · Machine-readable JSON-LD