ISRC NLA509401511
Verified recording
NLA509401511 is “Bassoon Concerto in G major, RV.494: 2. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xe15e239b9bf02f268948aeeb5ac87ed712c886376039a8c4b32a781c0306e50d 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/NLA509401511.
Recording identifiers
- ISRC
- NLA509401511
- Title
- Bassoon Concerto in G major, RV.494: 2. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xe15e239b9bf02f268948aeeb5ac87ed712c886376039a8c4b32a781c0306e50d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:fc611bf8819001826c8f9239dadc2ca1fe49379000010cb8c3828d852eae572b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509401511
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Bassoon Concerto in G major, RV.494: 2. Largo · Machine-readable JSON-LD