ISRC NLA509407808
Verified recording
NLA509407808 is “Bassoon Concertino in B flat major, Op. 12: 2. Presto agitato” by Ferdinand David,
registered on the CopyrightChains blockchain with CopyrightID
0xf13b5142416284e994d68e3fb08e0abd0022db7f5f4c9c86cae3e42c95f93048 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/NLA509407808.
Recording identifiers
- ISRC
- NLA509407808
- Title
- Bassoon Concertino in B flat major, Op. 12: 2. Presto agitato
- Artist
- Ferdinand David
- CopyrightID (CopyrightChains transaction hash)
0xf13b5142416284e994d68e3fb08e0abd0022db7f5f4c9c86cae3e42c95f93048
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:33220b68a5e65ec5eb004a2c7616a06ea42d03a08eb613d1940fc69fee34ba07- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509407808
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Bassoon Concertino in B flat major, Op. 12: 2. Presto agitato · Machine-readable JSON-LD