ISRC NLA508841103
Verified recording
NLA508841103 is “Bassoon Concerto in F, Op. 75: 3. Rondo (Allegro)” by Carl Maria von Weber,
registered on the CopyrightChains blockchain with CopyrightID
0x025ebfb25f77f95b38b82b7a30014df09a0f7c00d524e43f46c0af10caf2d68b and independently timestamped
in Bitcoin block 959159 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508841103.
Recording identifiers
- ISRC
- NLA508841103
- Title
- Bassoon Concerto in F, Op. 75: 3. Rondo (Allegro)
- Artist
- Carl Maria von Weber
- CopyrightID (CopyrightChains transaction hash)
0x025ebfb25f77f95b38b82b7a30014df09a0f7c00d524e43f46c0af10caf2d68b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T17:48:40+00:00
- Bitcoin block
- 959159
- Canonical record hash
sha256:1be67571c0948290cf8e0e4e17e4473313a94c77e20290ffcb2a5f9a8d1cf9c1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508841103
- Bitcoin block existence check
- https://blockstream.info/api/block/959159
Full record
Track page: Bassoon Concerto in F, Op. 75: 3. Rondo (Allegro) · Machine-readable JSON-LD