ISRC NLA860050004
Verified recording
NLA860050004 is “Hot-Sonate for Alto Saxophone and Piano: Hot Sonate 4” by Erwin Schulhoff,
registered on the CopyrightChains blockchain with CopyrightID
0x42448bd29b5d3359a40e7b7946c03064ea3374b77d0b2093271bbb9d3e507b4b 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/NLA860050004.
Recording identifiers
- ISRC
- NLA860050004
- Title
- Hot-Sonate for Alto Saxophone and Piano: Hot Sonate 4
- Artist
- Erwin Schulhoff
- CopyrightID (CopyrightChains transaction hash)
0x42448bd29b5d3359a40e7b7946c03064ea3374b77d0b2093271bbb9d3e507b4b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:494a52d942f0255dc8bcb7320ad5a555b1d6695ec26ec1a075313768df6bcbec- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA860050004
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Hot-Sonate for Alto Saxophone and Piano: Hot Sonate 4 · Machine-readable JSON-LD