ISRC NLA508722905
Verified recording
NLA508722905 is “Sonata for Trumpet and Piano: 1. Mit Kraft” by Paul Hindemith,
registered on the CopyrightChains blockchain with CopyrightID
0x4d52bb4e303d5460a4da43fb527a340070303391080d032f32068af4c0c0165b and independently timestamped
in Bitcoin block 960463 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508722905.
Recording identifiers
- ISRC
- NLA508722905
- Title
- Sonata for Trumpet and Piano: 1. Mit Kraft
- Artist
- Paul Hindemith
- CopyrightID (CopyrightChains transaction hash)
0x4d52bb4e303d5460a4da43fb527a340070303391080d032f32068af4c0c0165b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:42:35+00:00
- Bitcoin block
- 960463
- Canonical record hash
sha256:fe4468d967dc5894370ce5658a8571e4ca11a400d69b056b5e4b19ad2653823e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508722905
- Bitcoin block existence check
- https://blockstream.info/api/block/960463
Full record
Track page: Sonata for Trumpet and Piano: 1. Mit Kraft · Machine-readable JSON-LD