ISRC NLA509407807
Verified recording
NLA509407807 is “Bassoon Concertino in B flat major, Op. 12: 1. Andante” by Ferdinand David,
registered on the CopyrightChains blockchain with CopyrightID
0x6a5466a86b1de960e81534663d6620ef4e1fc20f7dab62138869a60ac8a23e2f 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/NLA509407807.
Recording identifiers
- ISRC
- NLA509407807
- Title
- Bassoon Concertino in B flat major, Op. 12: 1. Andante
- Artist
- Ferdinand David
- CopyrightID (CopyrightChains transaction hash)
0x6a5466a86b1de960e81534663d6620ef4e1fc20f7dab62138869a60ac8a23e2f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:bfb074a0cefea37dcb3a708063e278ace169feafb26163b507326f84902acca9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509407807
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Bassoon Concertino in B flat major, Op. 12: 1. Andante · Machine-readable JSON-LD