ISRC NLA509004313
Verified recording
NLA509004313 is “Bassoon Concerto in B-Flat Major, RV 504: I. Allegro ma poco” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xd74a5132292c8b1f93194357c883a7f2fa89b5c05c1a669202b872e9b81c9cb4 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509004313.
Recording identifiers
- ISRC
- NLA509004313
- Title
- Bassoon Concerto in B-Flat Major, RV 504: I. Allegro ma poco
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xd74a5132292c8b1f93194357c883a7f2fa89b5c05c1a669202b872e9b81c9cb4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:3841ebd60f46783ff23591480dfc4b2d65912fb711bf59ec141eb14a09bfe63e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509004313
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Bassoon Concerto in B-Flat Major, RV 504: I. Allegro ma poco · Machine-readable JSON-LD